ResearchRouting table, RPKI, IRR & looking glass

AS31205 PJSC MegaFon

AS31205 (MF-SIB-AS) is registered to PJSC MegaFon in RU. It originates 45 prefixes in the global routing table.

42
IPv4 prefixes
3
IPv6 prefixes
19,712
IPv4 addresses
100%
RPKI valid
Registration

Who holds AS31205

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

AS number
AS31205
Handle
MF-SIB-AS
Organization
PJSC MegaFon
Country
RU
ASPA
None published
Routing

What AS31205 announces

Prefixes originated by AS31205 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
42
IPv6 prefixes
3
IPv4 addresses
19,712 (77 /24s)
RPKI valid
45 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS31205
61
With an IRR route object
42 93%
Prefixes

Announced prefixes

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

IPv4 (42)
31.173.242.0/2331.173.244.0/2237.29.86.0/2346.232.200.0/2446.232.202.0/2378.25.92.0/2378.25.94.0/2383.149.48.0/2483.149.49.0/2483.149.50.0/2483.149.51.0/2483.169.248.0/2283.169.252.0/2285.26.227.0/2485.26.228.0/2485.26.229.0/2485.26.230.0/24128.204.67.0/24178.176.48.0/24178.176.240.0/22178.176.244.0/22178.178.200.0/24185.210.142.0/23188.162.0.0/24188.162.1.0/24188.162.2.0/23188.162.4.0/22188.162.8.0/23188.162.10.0/23188.162.12.0/23188.162.78.0/24188.162.79.0/24188.162.81.0/24188.162.82.0/24188.162.83.0/24188.162.85.0/24188.162.87.0/24188.162.88.0/24188.162.89.0/24188.162.90.0/23188.162.92.0/22188.170.240.0/22
IPv6 (3)
2a03:d000:6500::/402a03:d000:67fe::/482a03:d000:6802::/48

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS31205 is reached through

The AS just before AS31205 in the paths our looking glass collectors hold, for 45 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS31133 MF-MGSM-AS 45
IRR

Routing registry objects

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

Sourceas-nameMaintained by
RIPEMF-SIB-ASRIPE-NCC-END-MNT, MEGAFON-RIPE-MNT, MEGAFON-GNOC-MNT, MEGAFON-EAST-MNT

Route objects with origin AS31205: RIPE 54 · LEVEL3 1

as-sets that list AS31205 (17)
AS-BLOCK-SETAS-BLOCKED-RUAS-BTN-CUSTOMERSAS-HURRICANEV6AS-KRS-IX-PEERSAS-LEVEL3-ORIGINS-EUAS-LUMEN-CUSTOMERS-ASNSAS-MEGA-SIBIRAS-MEGAFON-KRSKAS-MEGAFON-NSKAS-MEGAFON-SIBIRAS-MF-MGSMAS-NORCOMAS-NORCOM-NTKAS-NTK-MSKAS-SYNTERRAAS3491:AS-CUSTOMERS-EU
Tools

Check AS31205 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup