ResearchRouting table, RPKI, IRR & looking glass

AS41754 JSC "ER-Telecom Holding"

AS41754 (ERTH-PENZA-AS) is registered to JSC "ER-Telecom Holding" in RU. It originates 58 prefixes in the global routing table.

53
IPv4 prefixes
5
IPv6 prefixes
48,640
IPv4 addresses
8%
RPKI valid
Registration

Who holds AS41754

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

AS number
AS41754
Handle
ERTH-PENZA-AS
Organization
JSC "ER-Telecom Holding"
Country
RU
ASPA
None published
Routing

What AS41754 announces

Prefixes originated by AS41754 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
53
IPv6 prefixes
5
IPv4 addresses
48,640 (190 /24s)
RPKI valid
5 8%
RPKI invalid
0
RPKI not found
53
ROAs naming AS41754
1
With an IRR route object
50 86%
Prefixes

Announced prefixes

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

IPv4 (53)
5.3.43.0/2437.112.24.0/2137.112.24.0/2237.112.28.0/2237.113.8.0/2137.113.8.0/2237.113.12.0/2237.113.16.0/2037.113.16.0/2237.113.20.0/2237.113.24.0/2237.113.32.0/1937.113.32.0/2237.113.36.0/2237.113.40.0/2237.113.44.0/2237.113.48.0/2237.113.52.0/2237.113.56.0/2337.113.60.0/2277.245.160.0/2177.245.160.0/2277.245.164.0/2291.144.144.0/2291.144.176.0/2294.181.128.0/1894.181.128.0/2294.181.132.0/2294.181.136.0/2294.181.140.0/2294.181.144.0/2294.181.145.0/2494.181.148.0/2294.181.152.0/2494.181.154.0/2394.181.156.0/2294.181.164.0/2294.181.170.0/2394.181.186.0/2394.181.188.0/2494.181.189.0/24109.194.128.0/20109.194.132.0/22109.194.240.0/20109.194.240.0/22109.194.244.0/22109.194.248.0/22109.194.252.0/22176.212.128.0/21176.212.128.0/22176.212.132.0/22185.7.48.0/22188.187.250.0/24
IPv6 (5)
2a02:2698:5c00::/382a02:2698:5c22::/472a02:2698:5c24::/472a02:2698:5c2a::/482a02:2698:5c2b::/48

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS41754 is reached through

The AS just before AS41754 in the paths our looking glass collectors hold, for 58 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS9049 ERTH-TRANSIT-AS 58
IRR

Routing registry objects

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

Sourceas-nameMaintained by
RIPEERTH-PENZA-ASRIPE-NCC-END-MNT, RAID-MNT

Route objects with origin AS41754: RIPE 104

as-sets that list AS41754 (10)
AS-BLOCK-SETAS-BLOCKED-RUAS-ERTH-CITIESAS-HURRICANEV6AS-LEVEL3-ORIGINS-EUAS-LEVEL3-ORIGINS-NAAS-PENZAAS-RETN-ACTUAL-V4AS-RETN-ACTUAL-V6AS209141:AS-RUCUST
Tools

Check AS41754 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup