ResearchRouting table, RPKI, IRR & looking glass

AS51219 K2 Integration JSC

AS51219 (K2_INT) is registered to K2 Integration JSC in RU. It originates 49 prefixes in the global routing table.

48
IPv4 prefixes
1
IPv6 prefixes
18,176
IPv4 addresses
16%
RPKI valid
Registration

Who holds AS51219

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

AS number
AS51219
Handle
K2_INT
Organization
K2 Integration JSC
Country
RU
ASPA
None published
Routing

What AS51219 announces

Prefixes originated by AS51219 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
48
IPv6 prefixes
1
IPv4 addresses
18,176 (71 /24s)
RPKI valid
8 16%
RPKI invalid
0
RPKI not found
41
ROAs naming AS51219
9
With an IRR route object
49 100%
Prefixes

Announced prefixes

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

IPv4 (48)
5.8.180.0/235.35.64.0/225.35.64.0/245.35.66.0/245.35.67.0/245.35.72.0/245.35.73.0/245.35.74.0/245.35.75.0/245.35.76.0/245.35.77.0/245.35.78.0/245.35.79.0/2481.23.10.0/2391.184.232.0/2191.184.238.0/2491.184.239.0/2493.183.64.0/2293.189.226.0/2493.189.227.0/2494.159.93.0/24109.73.14.0/24111.88.164.0/22111.88.164.0/24111.88.165.0/24178.216.96.0/21185.12.28.0/22185.102.120.0/22185.102.120.0/24185.102.121.0/24185.102.122.0/24185.102.123.0/24193.35.96.0/23193.221.109.0/24193.233.104.0/24194.104.230.0/24194.242.120.0/22195.19.163.0/24195.208.195.0/24217.73.56.0/21217.73.56.0/24217.73.57.0/24217.73.58.0/24217.73.59.0/24217.73.60.0/24217.73.61.0/24217.73.62.0/24217.73.63.0/24
IPv6 (1)
2a02:e5c0::/29

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS51219 is reached through

The AS just before AS51219 in the paths our looking glass collectors hold, for 49 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS31500 GNM-AS 46AS6939 HURRICANE 37AS1299 TWELVE99 36AS199599 CIREX 10AS201706 AS-SERVICEPIPE 1AS9002 RETN-AS 1AS29076 CITYTELECOM-AS 1
IRR

Routing registry objects

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

Sourceas-nameMaintained by
RIPEK2_INTRIPE-NCC-END-MNT, LIR-RU-K2INTEGRATION-1-MNT

Route objects with origin AS51219: RIPE 53

as-sets that list AS51219 (16)
AS-CIREXAS-CIREX-IPV6AS-CROCAS-GARSV6AS-HURRICANEAS-HURRICANEV6AS-MASTERTEL6AS-RETN-ACTUAL-V4AS-RETN-ACTUAL-V6AS-SERVICEPIPEAS-STORMWALL-SETAS-TRANSROUTE-SPECAS3216:AS-ALLAS3491:AS-CUSTOMERS-EUAS41194:AS-RASCOMAS51219:AS-K2INT
Tools

Check AS51219 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup