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Domain | dschool.edu.gr |
Issuer Organization | TERENA |
Issuer | TERENA SSL CA 3 |
Algorithm | RSA-SHA256 |
Valid form | 06/07/2019 |
Expiration | 06/11/2021 |
Signed | Certificate is not self signed |
Additional Domains |
dschool.edu.gr dis.dschool.edu.gr dis-new.dschool.edu.gr dschool.gr |
Alexa Rank shows how popular dschool.edu.gr is in comparison with other sites. The most popular site has Alexa Rank equals 1. If dschool.edu.gr has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to dschool.edu.gr and pageviews on dschool.edu.gr over the past 3 months.
ASN ID: 5408
ASN Title: Greek Research and Technology Network S.ALast Update: 02/29/2024
% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See http://www.ripe.net/db/support/db-terms-conditions.pdf
% Note: this output has been filtered.
% To receive output for a database update, use the "-B" flag.
% Information related to 'AS5377 - AS5535'
as-block: AS5377 - AS5535
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2010-05-11T11:44:34Z
last-modified: 2014-02-24T13:15:16Z
source: RIPE
% Information related to 'AS5408'
% Abuse contact for 'AS5408' is 'abuse@grnet.gr'
aut-num: AS5408
as-name: GR-NET
descr: http://www.grnet.gr
org: ORG-GRaT1-RIPE
remarks:
remarks: ##################################################################
remarks: #ROUTING POLICY FOR GRNET AS5408) #
remarks: ##################################################################
remarks: General Info
remarks: ==============
remarks: GRNET donwstream customers are Greek Universities, Academic
remarks: and Research Institutes
remarks: GRNET has GEANT as its upstream; it also connects to GRIX
remarks: Internet Exchange
remarks:
remarks: PA Space Aggregation
remarks: =============
remarks: GRNET aggregates its PA space before announcing it to its
remarks: upstream(s) and exchanges. Should a custemer with PA space
remarks: wishes not to have its prefexes aggregated, a special community
remarks: should be used to tag this route (see below).
remarks:
remarks: Primary/Backup control
remarks: ========================
remarks: GRNET respects the MED received by its customers; thus, the
remarks: customers can indicate their primary/backup line and control
remarks: incoming traffic by setting MED appropriatelly. Also, the
remarks: customers may use the community 5408:110 to indicate their
remarks: backup connection (lower local pref), but this method is
remarks: recommended only for customers multihomed to another Greek ISP
remarks: that use their connection with GRNET as backup.
remarks:
remarks: Anycast
remarks: ========================
remarks: GRNET does not follow any explicit policy for anycast services.
remarks: Normal routing (and, thus, preference) applies to all anycast
remarks: routes
remarks:
remarks: BGP Communities used in GRNET:
remarks: ================================
remarks:
remarks: Informational Communities:
remarks: +---------------------------------------------------------------+
remarks: | These communities tag the source of the routes. They can ONLY |
remarks: | be appended by GRNET. Routes with this tag received by any |
remarks: | peer will be rejected! |
remarks: +---------------------------------------------------------------+
remarks: 5408:1001 Routes received from GEANT
remarks: 5408:1002 Routes received from GRIX
remarks: 5408:1003 Routes from GRNET (Customers & BackBone)
remarks:
remarks: Routing Manipulation (for GRNET customers only):
remarks: +---------------------------------------------------------------+
remarks: | This set of tools allow GRNET clients to manipulate their |
remarks: | routing: |
remarks:
remarks: LOCAL PREFERENCES IN GRNET:
remarks: =============================
remarks:
remarks: LocalPref 120: - GRNET Customers
remarks: - Special Customers (KROOT, SYZEYXIS, ...)
remarks: - Locally Generated GRNET Aggregates
remarks:
remarks: LocalPref 115: - GRIX routes (MED=0 Primary, MED=20 Secondary)
remarks:
remarks: LocalPref 110: - GRNET Customers, backup connection
remarks:
remarks: LocalPref 100: - GEANT (MED=0 Primary, MED=20 Secondary)
remarks:
remarks: ######################################################################
remarks:
remarks:
remarks:
remarks: =======================================================================
remarks: iBGP (AS5408)
remarks: ----------------------------------------------------------------------
remarks: PEER DESCRIPTION:
remarks: Full-mesh iBGP peerings.
remarks: Import Policy: Accept ANY
remarks: Export Policy: Advertize (a) all routes (FIRT) or (b) GRNET & GRIX
remarks: routes only, depending on router capabilities.
remarks: ======================================================================
import: from prng-as5408-ibgp accept ANY;
export: to prng-as5408-ibgp-part announce community.contains(5408:1003) OR {0.0.0.0/0};
export: to prng-as5408-ibgp announce ANY;
remarks: =======================================================================
remarks: GEANT (AS20965)
remarks: ----------------------------------------------------------------------
remarks: PEER DESCRIPTION:
remarks: GEANT is the Internet Upstream for GRNET
remarks: Import Policy: Accept all routes (apart from martians),
remarks: set MED appropratelly on primary & backup peering.
remarks: Export Policy: Announce all GRNET routes (tagged with 5408:1003)
remarks: that are not tagged with 5408:4005 (don't-announce-to-geant).
remarks: Aggregate PA space (except from the routes tagged with
remarks: 5408:2000 (do not aggregate) community.
remarks: =======================================================================
import: from AS20965 62.40.124.89
action community.append(5408:1001);
accept NOT community.contains(5408:1002)
AND NOT community.contains(5408:1003)
AND NOT fltr-martian;
REFINE {
from AS20965 action aspath.prepend(AS20965,AS20965,AS20965); accept community.contains(20965:7777);
from AS20965 accept ANY;
}
import: from AS20965 62.40.124.141
action community.append(5408:1001); med=20;
accept NOT community.contains(5408:1002)
AND NOT community.contains(5408:1003)
AND NOT fltr-martian;
REFINE {
from AS20965 action aspath.prepend(AS20965,AS20965,AS20965); accept community.contains(20965:7777);
from AS20965 accept ANY;
}
import: from AS20965 62.40.102.252
action community.append(5408:1001);
accept NOT community.contains(5408:1002)
AND NOT community.contains(5408:1003)
AND NOT fltr-martian;
import: from AS20965 62.40.102.254
action community.append(5408:1001); med=20;
accept NOT community.contains(5408:1002)
AND NOT community.contains(5408:1003)
AND NOT fltr-martian;
export: to AS20965 announce AS5408:RS-ROUTES;
REFINE {
to AS20965 62.40.124.89 action community.append(20965:7030); announce ANY;
to AS20965 62.40.124.141 action community.append(20965:7030); announce ANY;
to AS20965 62.40.102.252 announce ANY;
to AS20965 62.40.102.254 announce ANY;
}
export: to AS20965 announce community.contains(5408:1003)
AND NOT community.contains(5408:4005);
REFINE {
to AS20965 announce (AS5408:AS-TO-GEANT AND NOT AS5408:RS-ROUTES^0-32);
to AS20965 announce AS5408:RS-ROUTES^0-32 AND community.contains(5408:2000);
}
REFINE {
to AS20965 62.40.124.89 action community.append(20965:7030); announce ANY;
to AS20965 62.40.124.141 action community.append(20965:7030); announce ANY;
to AS20965 62.40.102.252 announce ANY;
to AS20965 62.40.102.254 announce ANY;
}
remarks: =======================================================================
remarks: GRIX Peers
remarks: ----------------------------------------------------------------------
remarks: PEER DESCRIPTION:
remarks: These are the GRIX Peers of GRNET
remarks: Import Policy: Reject routes tagged with special communities
remarks: Accept all other routes that
remarks: (a) have the appropriate AS path and
remarks: (b) originate from the peer (or behind it)
remarks: For these, and according to the received communities:
remarks: (i) Set the appropriate local preference
remarks: Export Policy: Announce all GRNET routes (tagged with 5408:1003)
remarks: that are not tagged with 5408:4001 (don't-announce-to-grix).
remarks: Aggregate PA space (except from the routes tagged with
remarks: 5408:2000 (do not aggregate) community.
remarks: =======================================================================
import: from prng-as5408-grix-peers action pref=105;
community.append(5408:1002);
accept NOT community.contains(5408:1001)
AND NOT community.contains(5408:1003)
AND ;
#AND (PeerAS^0-27 OR AS5408:AS-GRIX:PeerAS^0-27 OR AS5408:AS-GRIX:PeerAS^0-27);
REFINE {
from AS-GRIX at 176.126.38.1 action med=0; accept ANY;
from AS-GRIX at 176.126.38.31 action med=20; accept ANY;
} #Primary-Backup
export: to prng-as5408-grix-peers announce AS5408:RS-ROUTES OR AS199399;
export: to prng-as5408-grix-peers announce community.contains(5408:1003)
AND NOT community.contains(5408:4001);
REFINE {
to prng-as5408-grix-peers announce (AS5408:AS-TO-AIX
AND NOT AS5408:RS-ROUTES^0-32);
to prng-as5408-grix-peers announce AS5408:RS-ROUTES^0-32
AND community.contains(5408:2000);
}
remarks: =======================================================================
remarks: GRIX RS
remarks: ----------------------------------------------------------------------
remarks: =======================================================================
import: from AS50745 action pref=105; med=30;
community.append(5408:1002);
accept
AND NOT community.contains(5408:1001)
AND NOT community.contains(5408:1003);
remarks: =======================================================================
remarks: GRIX ROUTER @ GRIX
remarks: ----------------------------------------------------------------------
remarks: =======================================================================
import: from AS199399
action pref=105;
community.append(5408:1002);
accept AS199399;
REFINE {
from AS-GRIX at 176.126.38.1 action med=0; accept ANY;
from AS-GRIX at 176.126.38.31 action med=20; accept ANY;
} #Primary-Backup
export: to AS199399 announce community.contains(5408:1003) OR {0.0.0.0/0};
remarks: =======================================================================
remarks: K-ROOT mirror @ GRIX
remarks: ----------------------------------------------------------------------
remarks: PEER DESCRIPTION:
remarks: K-ROOT @ GRIX. Accept K-Root routes, announce within GRNET *only*
remarks: Announce default route.
remarks: =======================================================================
import: from AS25152
action pref=105;
community.append(5408:1002);
community.append(5408:4001);
community.append(5408:4005);
accept {193.0.14.0/24, 195.251.59.0/28}
AND NOT community.contains(5408:1001)
AND NOT community.contains(5408:1003);
REFINE {
from AS-GRIX at 176.126.38.1 action med=0; accept ANY;
from AS-GRIX at 176.126.38.31 action med=20; accept ANY;
} #Primary-Backup
export: to AS25152 announce {0.0.0.0/0};
remarks: =======================================================================
remarks: GRNET Clients
remarks: ----------------------------------------------------------------------
remarks: PEER DESCRIPTION:
remarks: These are the normal GRNET clients (Universities, Research orgs, etc)
remarks: Import Policy: Reject routes tagged with special communities
remarks: Accept all other routes that
remarks: (a) have the appropriate AS path and
remarks: (b) originate from the client (or behind it)
remarks: For these, and according to the received communities:
remarks: (i) Set the appropriate local preference
remarks: Prefixes with no corresponding exact matching route on the
remarks: RIPE whois database are only accepted if tagged with NO_EXPORT
remarks: Local Preference (on backup links) can be lowered by
remarks: using the appropriate community (5408:110), but MED is
remarks: recommended for this purpose.
remarks: Export Policy:
remarks: (a) either all routes (FIRT)
remarks: (b) or a partial routing table, consiting
remarks: GRNET (5408:1003) and GRIX (5408:1002) routes
remarks: (c) or a partial routing table, consiting
remarks: GRNET (5408:1003) and GRIX (5408:1002) routes plus default route 0/0.
remarks: (d) or default route 0/0.
remarks: =======================================================================
import: from prng-as5408-grnet-customers
action community.append(5408:1003);
accept NOT community.contains(5408:1001)
AND NOT community.contains(5408:1002)
AND community.contains(NO_EXPORT)
AND (PeerAS^0-32 OR PeerAS:AS-TO-GRNET^0-32)
AND ;
REFINE {
from AS-ANY action pref=110; accept community.contains(5408:110);
from AS-ANY action pref=100; accept ANY;
}
import: from prng-as5408-grnet-customers
action community.append(5408:1003);
accept NOT community.contains(5408:1001)
AND NOT community.contains(5408:1002)
AND (PeerAS OR PeerAS:AS-TO-GRNET)
AND ;
REFINE {
from AS-ANY action aspath.prepend(AS5408,AS5408,AS5408,AS5408,AS5408);
accept community.contains(5408:2005);
from AS-ANY accept ANY;
}
REFINE {
from AS-ANY action pref=110; accept community.contains(5408:110);
from AS-ANY action pref=100; accept ANY;
}
export: to prng-as5408-grnet-firt announce NOT {0.0.0.0/0};
export: to prng-as5408-grnet-customers announce AS5408:RS-ROUTES
OR community.contains(5408:1002)
OR community.contains(5408:1003);
export: to prng-as5408-grnet-customers-droute announce {0.0.0.0/0}
OR AS5408:RS-ROUTES OR community.contains(5408:1002)
OR community.contains(5408:1003);
export: to prng-as5408-customers-firt announce ANY;
export: to prng-as5408-customers-greek-internet announce community.contains(5408:1003) OR community.contains(5408:1002);
export: to prng-as5408-customers-greek-internet-dr announce community.contains(5408:1003) OR community.contains(5408:1002) OR {0.0.0.0/0};
export: to prng-as5408-customers-grnet announce community.contains(5408:1003);
export: to prng-as5408-customers-grnet-dr announce community.contains(5408:1003) OR {0.0.0.0/0};
export: to prng-as5408-customers-only-dr announce {0.0.0.0/0};
remarks: =======================================================================
remarks: EU ACADEMIC INTERNET (GRNET + OTHER EU NRENS)
remarks: ----------------------------------------------------------------------
remarks: PEER DESCRIPTION: announce GRNET and GEANT NREN (community 20965:155),
route within GRNET *only*.
remarks: =======================================================================
import: from prng-as5408-customers-eu-academic-internet
action community.append(5408:1003);
community.append(5408:2000);
community.append(5408:4001);
community.append(20965:0000);
community.append(20965:0011);
community.append(20965:0012);
community.append(20965:0013);
community.append(20965:7000);
accept NOT community.contains(5408:1001)
AND NOT community.contains(5408:1002)
AND community.contains(NO_EXPORT)
AND (PeerAS^0-32 OR PeerAS:AS-TO-GRNET^0-32)
AND ;
REFINE {
from AS-ANY action pref=110; accept community.contains(5408:110);
from AS-ANY action pref=100; accept ANY;
}
import: from prng-as5408-customers-eu-academic-internet
action community.append(5408:1003);
community.append(5408:2000);
community.append(5408:4001);
community.append(20965:0000);
community.append(20965:0011);
community.append(20965:0012);
community.append(20965:0013);
community.append(20965:7000);
accept NOT community.contains(5408:1001)
AND NOT community.contains(5408:1002)
AND (PeerAS OR PeerAS:AS-TO-GRNET)
AND ;
REFINE {
from AS-ANY action aspath.prepend(AS5408,AS5408,AS5408,AS5408,AS5408);
accept community.contains(5408:2005);
from AS-ANY accept ANY;
}
REFINE {
from AS-ANY action pref=110; accept community.contains(5408:110);
from AS-ANY action pref=100; accept ANY;
}
export: to prng-as5408-customers-eu-academic-internet
announce community.contains(5408:1003)
OR community.contains(20965:155);
remarks: =======================================================================
remarks: GRNET SERVICES
remarks: ----------------------------------------------------------------------
remarks: PEER DESCRIPTION:
remarks: do not announce anything, accept AS65500
remarks: =======================================================================
import: from AS65500
action pref=100;
community.append(NO_EXPORT);
accept AS65500
export: to AS65500 announce NOT ANY;
remarks: =======================================================================
remarks: GRNET ECI-ECN
remarks: ----------------------------------------------------------------------
remarks: PEER DESCRIPTION:
remarks: do not announce anything, accept AS65502
remarks: =======================================================================
import: from AS65502
action pref=100;
accept AS65502
export: to AS65502 announce NOT ANY;
remarks: =======================================================================
remarks: SYZEYXIS
remarks: ----------------------------------------------------------------------
remarks: PEER DESCRIPTION:
remarks: announce only GRNET routes, route within GRNET *only*.
remarks: =======================================================================
import: from AS65052
action pref=100;
community.append(5408:1003);
community.append(5408:4001);
community.append(5408:4005);
accept (PeerAS OR PeerAS:AS-TO-GRNET)
AND
AND NOT community.contains(5408:1001)
AND NOT community.contains(5408:1002);
export: to AS65052 announce community.contains(5408:1003);
remarks: =======================================================================
remarks: AKAMAI
remarks: ----------------------------------------------------------------------
remarks: PEER DESCRIPTION:
remarks: AKAMAI. Accept no routes. Announce GRNET customers.
remarks: =======================================================================
import: from AS21357 accept NOT ANY;
export: to AS21357 announce AS5408:RS-ROUTES OR community.contains(5408:1003);
remarks: =======================================================================
import: from AS65535 accept NOT ANY;
export: to AS65535 announce AS5408:RS-ROUTES;
export: to AS65535 announce community.contains(5408:1003);
REFINE {
to AS65535 announce (AS5408:AS-GRNET-CUSTOMERS-PUBLIC-AS AND NOT AS5408:RS-ROUTES^0-32);
to AS65535 announce (AS5408:AS-GRNET-CUSTOMERS-PRIVATE-AS AND NOT AS5408:RS-ROUTES^0-32);
}
remarks:
remarks:
remarks: #######################################################################
remarks: #END OF ROUTING POLICY FOR GRNET #
remarks: #######################################################################
remarks:
admin-c: GN1931-RIPE
tech-c: GN1931-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: GRNET-NOC
created: 1970-01-01T00:00:00Z
last-modified: 2017-11-15T09:13:25Z
source: RIPE
organisation: ORG-GRaT1-RIPE
org-name: Greek Research and Technology Network S.A
org-type: LIR
address: 7 Kifisias Av.
address: 11523
address: Athens
address: GREECE
phone: +302107474274
fax-no: +302107474490
admin-c: PT1566-RIPE
admin-c: GN1931-RIPE
admin-c: AP3196-RIPE
admin-c: AL3706-RIPE
admin-c: YM1289-RIPE
tech-c: GN1931-RIPE
abuse-c: GN1931-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: GRNET-NOC
mnt-by: RIPE-NCC-HM-MNT
mnt-by: GRNET-NOC
created: 2004-04-17T11:24:56Z
last-modified: 2017-10-30T14:40:07Z
source: RIPE # Filtered
role: GRNET NOC
org: ORG-GRaT1-RIPE
address: Greek Research and Technology Network (GRNET) S.A.
address: Messogeion 56
address: Athens 11527, GREECE
phone: +30 210 7474274
fax-no: +30 210 7474490
remarks: --------------------------------------
remarks: For complains about abuse, spam etc:
abuse-mailbox: abuse@grnet.gr
remarks: --------------------------------------
admin-c: PT1566-RIPE
tech-c: YM412-RIPE
tech-c: AP3196-RIPE
tech-c: AL3706-RIPE
mnt-by: GRNET-NOC
nic-hdl: GN1931-RIPE
created: 2007-06-12T14:21:14Z
last-modified: 2014-01-27T08:08:29Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.91.2 (BLAARKOP)
dschool.edu.gr domain is not supported
Host | A Record | TTL |
---|---|---|
dschool.edu.gr | 83.212.174.33 | 7200 |
Host | MX Record | Priority | TTL |
---|---|---|---|
dschool.edu.gr | mx1.dschool.edu.gr | 10 | 7200 |
Host | NS Record | TTL |
---|---|---|
dschool.edu.gr | freedns2.pointer.gr | 14400 |
dschool.edu.gr | freedns1.pointer.gr | 14400 |
Host | TXT Record | TTL |
---|---|---|
dschool.edu.gr | v=spf1 +a +mx ~all | 7200 |
freedns1.pointer.gr
TTL: 14400
Email address: thomas.pointer.gr
Serial: 2305261525
Refresh: 86400
Retry: 7200
Expire: 2419200
Minimum: 86400
Last tested: 04/22/2018
Total Resources | 49 |
Number of Hosts | 4 |
Static Resources | 38 |
JavaScript Resources | 3 |
CSS Resources | 3 |
Last tested: 05/04/2018
Total Resources | 48 |
Number of Hosts | 4 |
Static Resources | 37 |
JavaScript Resources | 3 |
CSS Resources | 3 |