ResearchRouting table, RPKI, IRR & looking glass

AS199524 G-Core Labs S.A.

AS199524 (GCORE) is registered to G-Core Labs S.A. in LU, through RIPE. It originates 589 prefixes in the global routing table.

453
IPv4 prefixes
136
IPv6 prefixes
122,368
IPv4 addresses
91%
RPKI valid
Registration

Who holds AS199524

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS199524
Handle
GCORE
Organization
G-Core Labs S.A.
Country
LU
Registry
RIPE
ASPA
None published
WHOIS recordRIPE
% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS199178 - AS200350'

as-block:       AS199178 - AS200350
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:        2025-11-24T15:16:53Z
last-modified:  2025-11-24T15:16:53Z
source:         RIPE

% Information related to 'AS199524'

% Abuse contact for 'AS199524' is 'abuse@gcore.lu'

aut-num:        AS199524
as-name:        GCORE
org:            ORG-WIG6-RIPE
remarks:        -------------------------------------
remarks:        Local Preference Policy
remarks:        -------------------------------------
remarks:        -------------------------------------
remarks:        Traffic-Engineering Communities
remarks:        -------------------------------------
remarks:        6500x:ASN for uplink/peering prepending
remarks:        x= 1,2,3, for prepending and 9 is "do not advertise"
remarks:
remarks:        6500x:0 - for all uplinks
remarks:        6500x:1 - for all PNIs
remarks:        6500x:2 - for all IXPs
remarks:        65000:666 - blackhole community
remarks:        65010:10 - Global anycast. Limit announces to transits and peerings we maintain
remarks:        on a global basis. It should only be deployed for BGP Anycast prefixes
remarks:
remarks:        We support transit communities and send them to upstream ISP or IXP
remarks:        -------------------------------------
remarks:        UPSTREAMS:
remarks:        -------------------------------------
remarks:        AS:174              COGENT
remarks:        AS:3257             GTT
remarks:        AS:6453             TATA
remarks:        AS:1299             TELIA
remarks:        AS:8552             BEZEK-IPP
remarks:        AS:8551             BEZEK-IPT
remarks:        AS:2914             NTT
remarks:        AS:3491             PCCW
remarks:        AS:12956            TELEFONICA
remarks:        AS:3356             LEVEL3
remarks:        AS:6762             TISPARKLE
remarks:        AS:58453            CHINA-MOBILE
remarks:        AS:4637             TELSTRA
remarks:        AS:37100            SEACOM
remarks:        AS:64821            KAZAHTELECOM
remarks:        AS:64802            KAZAHTELECOM
remarks:        AS:6939             HE-ELECTRIC
remarks:        AS:9286             KINX-DOMESTIC-IPT
remarks:        AS:1221             TELSTRA
remarks:        AS:3549             LEVEL3
remarks:        AS:13786            SEABORN
remarks:        AS:34984            TURKCELL
remarks:        AS:47123            TISPARKLE
remarks:        AS:20266            UZTELECOM
remarks:        AS:4809             CHINA-TELECOM
remarks:        AS:13329            WEBWERKS-DOMESTIC
remarks:        AS:1332             WEBWERKS
remarks:        -------------------------------------
remarks:        IXPS:
remarks:        -------------------------------------
remarks:        AS:32299            DR-IX
remarks:        AS:5507             BIX-IX
remarks:        AS:39107            INTERLAN-IX
remarks:        AS:20530            RONIX-IX
remarks:        AS:23640            BBIX-IX
remarks:        AS:23815            JPIX-IX
remarks:        AS:61195            CZ-IX
remarks:        AS:24115            EQUINIX-IX
remarks:        AS:62499            DE-CIX-IX
remarks:        AS:62760            DE-CIX-IX
remarks:        AS:33713            CHIX-IX
remarks:        AS:26162            IX-BR-IX
remarks:        AS:6695             DE-CIX-IX
remarks:        AS:50952            DATA-IX
remarks:        AS:9033             ECIX-IX
remarks:        AS:59613            GIGANET-IX
remarks:        AS:4635             HKIX-IX
remarks:        AS:58560            AMS-IX
remarks:        AS:59360            BBIX-IX
remarks:        AS:37195            AFRICA-IX
remarks:        AS
Routing

What AS199524 announces

Prefixes originated by AS199524 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
453
IPv6 prefixes
136
IPv4 addresses
122,368 (478 /24s)
RPKI valid
539 91%
RPKI invalid
2
RPKI not found
48
ROAs naming AS199524
682
With an IRR route object
572 97%
Prefixes

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (453)
2.56.220.0/245.8.25.0/245.8.26.0/235.8.35.0/245.8.68.0/245.8.70.0/245.8.92.0/245.8.93.0/245.45.187.0/245.101.217.0/245.101.219.0/245.101.220.0/245.101.222.0/245.101.223.0/245.181.78.0/245.188.1.0/245.188.71.0/245.188.92.0/245.188.94.0/245.188.95.0/245.188.109.0/245.188.120.0/245.188.123.0/245.188.126.0/245.188.127.0/245.188.132.0/245.188.133.0/245.188.134.0/245.188.135.0/245.188.151.0/245.188.239.0/245.189.200.0/245.189.202.0/245.189.203.0/245.189.207.0/245.189.220.0/245.252.26.0/245.252.27.0/2431.13.213.0/2431.184.207.0/2431.184.244.0/2431.184.246.0/2431.223.184.0/2437.9.33.0/2437.9.34.0/2437.61.224.0/2437.61.231.0/2437.202.196.0/2445.10.59.0/2445.65.10.0/2445.67.210.0/2445.67.211.0/2445.80.212.0/2445.80.213.0/2445.82.30.0/2445.82.31.0/2445.82.100.0/2445.82.101.0/2445.82.103.0/2445.82.160.0/2445.82.162.0/2445.82.163.0/2445.92.71.0/2445.135.228.0/2445.135.231.0/2445.146.203.0/2445.147.161.0/2450.20.200.0/2462.112.216.0/2462.112.217.0/2462.112.218.0/2462.112.221.0/2462.112.222.0/2462.112.223.0/2466.248.194.0/2466.248.195.0/2466.248.196.0/2474.112.76.0/2378.111.100.0/2478.111.102.0/2478.111.104.0/2478.111.105.0/2478.111.107.0/2478.111.108.0/2478.111.109.0/2478.111.110.0/2479.133.108.0/2479.133.126.0/2480.93.210.0/2480.93.211.0/2480.93.214.0/2480.93.215.0/2480.93.217.0/2480.240.97.0/2480.240.101.0/2480.240.104.0/2480.240.105.0/2480.240.112.0/2480.240.113.0/2480.240.114.0/2480.240.124.0/2481.28.12.0/2481.28.13.0/2481.28.14.0/2481.28.15.0/2482.97.205.0/2482.97.206.0/2482.117.224.0/2482.117.225.0/2482.117.226.0/2482.117.228.0/2482.158.112.0/2482.158.113.0/2482.158.114.0/2482.158.115.0/2482.158.116.0/2482.158.117.0/2482.158.118.0/2482.158.119.0/2482.158.120.0/24
Show 333 more
82.158.123.0/2482.158.124.0/2482.158.125.0/2483.229.15.0/2485.90.192.0/2485.90.193.0/2485.90.194.0/2485.90.204.0/2485.90.206.0/2485.90.212.0/2485.90.215.0/2485.90.216.0/2485.204.246.0/2485.234.65.0/2485.234.68.0/2485.234.69.0/2485.234.70.0/2485.234.71.0/2485.234.72.0/2485.234.73.0/2485.234.74.0/2485.234.75.0/2485.234.76.0/2485.234.77.0/2485.234.80.0/2485.234.81.0/2485.234.83.0/2485.234.84.0/2485.234.86.0/2485.234.87.0/2485.234.88.0/2485.234.92.0/2485.234.94.0/2485.234.95.0/2486.105.169.0/2487.86.215.0/2487.120.106.0/2487.120.167.0/2487.120.202.0/2487.120.204.0/2487.120.252.0/2487.121.33.0/2487.121.39.0/2489.38.100.0/2489.39.70.0/2489.39.82.0/2489.39.161.0/2489.39.191.0/2489.41.173.0/2489.43.104.0/2489.43.106.0/2489.43.110.0/2489.44.192.0/2489.44.195.0/2491.188.250.0/2491.199.82.0/2491.199.84.0/2491.199.87.0/2491.206.163.0/2491.243.81.0/2491.243.87.0/2492.38.134.0/2492.38.141.0/2492.38.142.0/2492.38.144.0/2492.38.145.0/2492.38.146.0/2492.38.150.0/2492.38.151.0/2492.38.157.0/2492.38.158.0/2492.38.159.0/2492.38.161.0/2492.38.162.0/2492.38.164.0/2492.38.165.0/2492.38.168.0/2492.38.169.0/2492.38.170.0/2492.38.172.0/2492.38.174.0/2492.38.175.0/2492.38.177.0/2492.38.179.0/2492.38.182.0/2492.38.183.0/2492.38.186.0/2492.223.0.0/2492.223.1.0/2492.223.3.0/2492.223.7.0/2492.223.10.0/2392.223.10.0/2492.223.11.0/2492.223.12.0/2492.223.13.0/2492.223.15.0/2492.223.16.0/2492.223.17.0/2492.223.18.0/2492.223.19.0/2492.223.20.0/2492.223.21.0/2492.223.22.0/2492.223.23.0/2492.223.24.0/2492.223.25.0/2492.223.26.0/2492.223.27.0/2492.223.28.0/2492.223.29.0/2492.223.31.0/2492.223.39.0/2492.223.40.0/2492.223.42.0/2492.223.44.0/2492.223.45.0/2492.223.46.0/2492.223.47.0/2492.223.50.0/2492.223.51.0/2492.223.52.0/2492.223.53.0/2492.223.54.0/2492.223.56.0/2492.223.57.0/2492.223.58.0/2492.223.61.0/2492.223.62.0/2492.223.63.0/2492.223.66.0/2492.223.68.0/2492.223.69.0/2492.223.71.0/2492.223.73.0/2492.223.74.0/2492.223.75.0/2492.223.76.0/2492.223.77.0/2492.223.78.0/2492.223.81.0/2492.223.82.0/2492.223.83.0/2492.223.84.0/2492.223.85.0/2492.223.86.0/2492.223.88.0/2392.223.88.0/2492.223.89.0/2492.223.92.0/2492.223.94.0/2492.223.95.0/2492.223.96.0/2492.223.97.0/2492.223.98.0/2492.223.99.0/2492.223.100.0/2492.223.101.0/2492.223.104.0/2492.223.107.0/2492.223.112.0/2492.223.113.0/2492.223.116.0/2392.223.116.0/2492.223.117.0/2492.223.118.0/2492.223.119.0/2492.223.120.0/2492.223.121.0/2492.223.124.0/2492.223.125.0/2492.223.126.0/2392.223.126.0/2492.223.127.0/2493.113.36.0/2493.113.37.0/2493.114.56.0/2493.114.68.0/2493.114.98.0/2493.115.241.0/2493.119.170.0/2493.123.11.0/2493.123.17.0/2493.123.38.0/2493.123.102.0/2493.174.164.0/2493.174.165.0/2494.156.45.0/2494.156.93.0/2494.176.183.0/2494.177.131.0/2495.85.64.0/2495.85.65.0/2495.85.66.0/2495.85.68.0/2495.85.69.0/2495.85.70.0/2495.85.74.0/2495.85.92.0/2495.85.93.0/2495.85.94.0/2495.85.95.0/2496.62.73.0/24103.22.193.0/24103.22.194.0/24103.22.195.0/24109.61.16.0/24109.61.17.0/24109.61.18.0/24109.61.19.0/24109.61.32.0/24109.61.33.0/24109.61.35.0/24109.61.36.0/24109.61.37.0/24109.61.38.0/24109.61.39.0/24109.61.40.0/24109.61.42.0/24109.61.44.0/24109.61.45.0/24109.61.46.0/24109.61.47.0/24109.61.120.0/24109.61.122.0/24109.61.123.0/24109.61.124.0/24109.61.125.0/24109.61.127.0/24109.107.159.0/24139.28.7.0/24144.34.86.0/24146.19.94.0/24146.185.249.0/24150.107.125.0/24150.107.126.0/24151.246.170.0/24158.62.206.0/23162.33.20.0/24162.120.2.0/23162.213.60.0/24162.213.61.0/24162.213.63.0/24162.216.231.0/24165.217.130.0/23165.217.132.0/22165.217.143.0/24166.0.21.0/24166.0.29.0/24169.155.122.0/23169.155.124.0/23176.126.122.0/24178.107.17.0/24184.170.200.0/23184.170.202.0/23185.12.212.0/24185.12.240.0/24185.12.242.0/24185.12.243.0/24185.14.47.0/24185.67.125.0/24185.67.126.0/24185.67.127.0/24185.101.136.0/24185.101.138.0/24185.105.1.0/24185.105.2.0/24185.109.31.0/24185.145.113.0/24185.160.60.0/24185.163.0.0/24185.163.3.0/24185.188.144.0/24185.188.145.0/24185.188.146.0/24185.244.208.0/24185.244.209.0/24185.249.132.0/24185.249.133.0/24185.249.134.0/24185.249.135.0/24188.208.32.0/24188.208.33.0/24188.241.71.0/24192.108.254.0/24192.108.255.0/24192.135.112.0/23192.135.116.0/24192.135.118.0/23193.36.180.0/24193.57.88.0/24193.57.89.0/24193.138.111.0/24193.142.214.0/24193.169.238.0/24193.169.239.0/24193.169.250.0/24193.169.251.0/24193.239.179.0/24193.242.96.0/24194.99.79.0/24194.99.80.0/24199.115.72.0/22199.115.77.0/24199.115.78.0/24199.115.79.0/24199.180.206.0/23202.78.161.0/24202.78.163.0/24202.78.169.0/24202.78.171.0/24202.78.174.0/24205.179.220.0/22205.179.240.0/22209.102.248.0/23209.102.251.0/24209.102.252.0/23209.102.254.0/23213.156.138.0/24213.156.140.0/24213.156.144.0/24213.156.149.0/24213.156.151.0/24213.156.152.0/24213.156.154.0/24213.156.156.0/24213.156.159.0/24216.201.72.0/23216.201.78.0/23217.28.137.0/24217.195.193.0/24217.195.200.0/24217.195.201.0/24
IPv6 (136)
2a03:90c0:10::/442a03:90c0:20::/442a03:90c0:30::/442a03:90c0:40::/442a03:90c0:50::/442a03:90c0:60::/442a03:90c0:70::/442a03:90c0:80::/442a03:90c0:90::/442a03:90c0:a0::/442a03:90c0:b0::/442a03:90c0:c0::/442a03:90c0:d0::/442a03:90c0:e0::/442a03:90c0:f0::/442a03:90c0:100::/442a03:90c0:110::/442a03:90c0:120::/442a03:90c0:130::/442a03:90c0:140::/442a03:90c0:150::/442a03:90c0:160::/442a03:90c0:170::/442a03:90c0:180::/442a03:90c0:190::/442a03:90c0:1a0::/442a03:90c0:1b0::/442a03:90c0:1d0::/442a03:90c0:1e0::/442a03:90c0:1f0::/442a03:90c0:210::/442a03:90c0:220::/442a03:90c0:240::/442a03:90c0:250::/442a03:90c0:260::/442a03:90c0:270::/442a03:90c0:280::/442a03:90c0:290::/442a03:90c0:2a0::/442a03:90c0:2c0::/442a03:90c0:2d0::/442a03:90c0:2e0::/442a03:90c0:2f0::/442a03:90c0:300::/442a03:90c0:310::/442a03:90c0:320::/442a03:90c0:330::/442a03:90c0:340::/442a03:90c0:350::/442a03:90c0:360::/442a03:90c0:370::/442a03:90c0:380::/442a03:90c0:390::/442a03:90c0:3a0::/442a03:90c0:3b0::/442a03:90c0:3c0::/442a03:90c0:3d0::/442a03:90c0:3e0::/442a03:90c0:3f0::/442a03:90c0:400::/442a03:90c0:420::/442a03:90c0:430::/442a03:90c0:450::/482a03:90c0:460::/442a03:90c0:480::/442a03:90c0:490::/442a03:90c0:4a0::/442a03:90c0:4b0::/442a03:90c0:4c0::/442a03:90c0:4d0::/442a03:90c0:4e0::/442a03:90c0:4f0::/442a03:90c0:500::/442a03:90c0:510::/442a03:90c0:520::/442a03:90c0:530::/442a03:90c0:540::/442a03:90c0:550::/442a03:90c0:560::/442a03:90c0:590::/442a03:90c0:5a0::/442a03:90c0:5b0::/442a03:90c0:5c0::/442a03:90c0:5d0::/442a03:90c0:5e0::/442a03:90c0:5f0::/442a03:90c0:610::/442a03:90c0:640::/442a03:90c0:660::/442a03:90c0:690::/442a03:90c0:6a0::/442a03:90c0:6c0::/442a03:90c0:6d0::/442a03:90c0:6e0::/442a03:90c0:6f0::/442a03:90c0:700::/442a03:90c0:710::/442a03:90c0:720::/442a03:90c0:730::/442a03:90c0:740::/442a03:90c0:750::/442a03:90c0:770::/442a03:90c0:780::/442a03:90c0:790::/442a03:90c0:797::/482a03:90c0:7c0::/442a03:90c0:7e0::/442a03:90c0:820::/442a03:90c0:8880::/482a03:90c0:8881::/482a03:90c0:8885::/482a03:90c0:8886::/482a03:90c0:8888::/482a03:90c0:8889::/482a03:90c0:888a::/482a03:90c0:888b::/482a03:90c0:888c::/482a03:90c0:888d::/482a03:90c0:888e::/482a03:90c0:888f::/48
Show 16 more
2a03:90c0:9990::/482a03:90c0:9991::/482a03:90c0:9992::/482a03:90c0:9994::/482a03:90c0:9995::/482a03:90c0:9996::/482a03:90c0:9997::/482a03:90c0:9998::/482a03:90c0:9999::/482a03:90c0:999a::/482a03:90c0:999c::/482a03:90c0:999d::/482a03:90c0:999e::/482a03:90c0:999f::/482a03:90c0:ffe0::/442a03:90c0:fff0::/44

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS199524 is reached through

The AS just before AS199524 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS174 COGENT-174 44AS6939 HURRICANE 43AS1299 TWELVE99 20AS2914 NTT-DATA-2914 7AS13760 UNITI-FIBER 6AS3257 GTT-BACKBONE 6AS7029 WINDSTREAM 4AS58453 CMI-INT-HK 3AS137409 GSLNETWORKS-AS-AP 2AS8926 MOLDTELECOM-AS 2AS6453 AS6453 2AS206446 CLOUDLEASE 1AS8220 COLT 1AS151552 IDNIC-THREEGOTECHNOLOGY-AS-ID 1AS6762 SEABONE-NET 1AS18403 FPT-VN 1AS21859 ZEN-ECN 1AS205516 NLS-ASTANA 1AS12956 TELXIUS 1AS3356 LEVEL3 1AS6830 LibertyGlobal 1AS29049 Delta-Telecom-AS 1
ASPA

Provider authorization

AS199524 publishes no ASPA of its own. 21 ASes name it as a provider in theirs. Check a path.

The 21 ASes that name AS199524 as a provider
AS46962 HRCOMAS49935 SmartEyeAS50124 EASIO-COMAS51191 XIRRAAS60900 SsmidgeTechnologiesAS62553 ELCRO-DIGITAL-SERVICES-LLCAS152699 SHOCKBYTEPTYLTD-AS-APAS200325 BunnyCDNAS202118 NoctisAS202673 OHZAS208913 KITSUNE-HOSTINGAS210457 KYONIXAS214762 MATHOSTAS215114 PLB-NETAS215370 WASABI-ASAS215599 ZKILLUAS216155 MiridiaAS216438 HLNETWORKING-ASAS401404 VIPERHOST-LLCAS401720 UNREDACTED-ASAS401866 MITSUPP
IRR

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RIPEGCORERIPE-NCC-END-MNT, GCL1-MNT

Route objects with origin AS199524: RIPE 963 · RADB 345 · ARIN 44 · NTTCOM 17 · APNIC 4

as-sets that list AS199524 (269)first 40 shown
AS-10099AS-137940AS-37009-MTCNAMAS-53062-CUSTOMERSAS-63529-AS-IMPORT-AS45796AS-AIRTEL-DRCAS-AMS-IX-HK-RSAS-AMS-IX-HK-RS-SETSAS-AMS-IX-HK-RS-SETS-V6AS-AMS-IX-HK-RS-V6AS-ANC-CUSTOMER-PROXY-REGISTERAS-ANGOLACABLES-EUAS-ANY2-RSAS-ARVANCLOUD-CDN-UAS-AZERSATMEMBERSAS-AZRT-AZAS-BBCONNECTAS-BCS37273AS-BECLOUDAS-BELPAKAS-BEZEQINTAS-BNIXAS-C3AS-CITYTELECOM-KRSAS-CN2AS-CTBC-CUSTOMERS217AS-CTBC-TOOLS-10AS-CTGNET-CUTAS-DATAIX:AS-TSICAS-DE-CORPAS-DECIX-MEX-CONNECTEDAS-DECIX-SAO-CONNECTEDAS-DREAMLINEAS-DRIXAS-ELBA-IX-ROUTESERVERAS-EMIXAS-EQUINIX-SGAS-EQUINIX-SGWAS-EUNDEAS-FPT
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