ResearchRouting table, RPKI, IRR & looking glass

AS39855 Mod Mission Critical LLC

AS39855 (MOD-EU) is registered to Mod Mission Critical LLC in US. It originates 491 prefixes in the global routing table.

486
IPv4 prefixes
5
IPv6 prefixes
130,560
IPv4 addresses
96%
RPKI valid
Registration

Who holds AS39855

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

AS number
AS39855
Handle
MOD-EU
Organization
Mod Mission Critical LLC
Country
US
ASPA
None published
Routing

What AS39855 announces

Prefixes originated by AS39855 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
486
IPv6 prefixes
5
IPv4 addresses
130,560 (510 /24s)
RPKI valid
474 96%
RPKI invalid
0
RPKI not found
17
ROAs naming AS39855
455
With an IRR route object
366 74%
Prefixes

Announced prefixes

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

IPv4 (486)
5.10.194.0/245.10.196.0/245.10.198.0/245.181.112.0/245.181.113.0/245.181.115.0/245.183.224.0/245.183.225.0/245.183.227.0/2437.16.91.0/2437.46.148.0/2437.156.66.0/2437.156.247.0/2445.9.93.0/2445.9.94.0/2445.9.95.0/2445.9.185.0/2445.9.186.0/2445.9.187.0/2445.10.184.0/2445.10.185.0/2445.10.187.0/2445.11.8.0/2445.11.9.0/2445.11.11.0/2445.11.53.0/2445.11.54.0/2445.11.55.0/2445.11.177.0/2445.11.178.0/2445.11.179.0/2445.12.181.0/2445.12.182.0/2445.12.183.0/2445.13.109.0/2445.13.110.0/2445.13.111.0/2445.13.181.0/2445.13.182.0/2445.13.183.0/2445.14.181.0/2445.14.182.0/2445.14.183.0/2445.14.217.0/2445.14.218.0/2445.14.219.0/2445.15.211.0/2445.85.104.0/2445.85.224.0/2245.85.244.0/2445.85.245.0/2445.85.246.0/2445.86.84.0/2445.86.85.0/2445.86.248.0/2245.87.22.0/2445.88.120.0/2445.88.122.0/2445.90.184.0/2445.90.185.0/2445.90.186.0/2445.90.187.0/2445.91.117.0/2445.129.232.0/2445.129.233.0/2445.129.234.0/2445.129.235.0/2445.132.112.0/2445.133.140.0/2445.133.142.0/2445.133.252.0/2445.133.254.0/2445.134.128.0/2445.134.130.0/2445.134.136.0/2445.134.137.0/2445.134.139.0/2445.135.168.0/2445.136.72.0/2445.136.73.0/2445.136.74.0/2445.136.75.0/2445.143.192.0/2445.143.194.0/2445.144.197.0/2445.144.216.0/2445.144.217.0/2445.144.218.0/2445.144.219.0/2445.146.52.0/2445.146.56.0/2445.146.57.0/2445.146.58.0/2445.146.59.0/2445.148.24.0/2445.149.0.0/2445.150.92.0/2445.150.94.0/2445.152.34.0/2445.152.35.0/2445.154.136.0/2445.157.113.0/2445.157.114.0/2445.157.115.0/2445.157.138.0/2446.102.154.0/2446.102.172.0/2446.102.176.0/2446.102.181.0/2446.229.254.0/2446.244.18.0/2446.244.19.0/2446.244.97.0/2446.244.114.0/2446.244.115.0/2462.106.89.0/2462.197.129.0/2462.197.130.0/2462.197.131.0/2477.81.3.0/24
Show 366 more
79.143.128.0/2479.143.130.0/2479.143.136.0/2480.94.88.0/2481.21.236.0/2481.21.237.0/2481.21.238.0/2481.21.239.0/2482.38.192.0/2482.38.193.0/2482.38.194.0/2482.38.195.0/2482.41.216.0/2482.41.217.0/2482.41.218.0/2482.41.219.0/2484.54.35.0/2484.247.52.0/2484.247.53.0/2485.203.9.0/2485.203.16.0/2485.203.25.0/2485.203.38.0/2485.203.56.0/2285.204.117.0/2486.104.134.0/2486.105.148.0/2486.105.149.0/2486.105.150.0/2486.105.168.0/2486.105.221.0/2486.106.92.0/2486.107.107.0/2486.107.196.0/2489.31.217.0/2489.31.218.0/2489.32.188.0/2489.32.190.0/2489.33.0.0/2489.33.1.0/2489.33.2.0/2489.33.3.0/2489.34.77.0/2489.34.179.0/2489.34.216.0/2489.34.217.0/2489.35.114.0/2489.35.154.0/2489.35.155.0/2489.36.172.0/2489.37.105.0/2489.37.137.0/2489.37.138.0/2489.38.39.0/2489.39.165.0/2489.40.76.0/2489.40.180.0/2489.44.114.0/2489.44.126.0/2489.44.127.0/2489.45.8.0/2489.45.14.0/2489.46.115.0/2489.47.90.0/2489.47.95.0/2489.251.1.0/2489.251.3.0/2491.124.160.0/2491.124.161.0/2491.124.162.0/2491.124.163.0/2491.190.101.0/2491.192.85.0/2491.192.86.0/2491.192.87.0/2491.212.20.0/2491.212.27.0/2491.217.239.0/2491.229.5.0/2491.235.113.0/2492.114.0.0/2492.240.149.0/2492.240.151.0/2493.113.38.0/2493.113.39.0/2493.113.220.0/2493.113.221.0/2493.114.67.0/2493.114.85.0/2493.114.132.0/2493.115.109.0/2493.117.136.0/2494.176.4.0/2494.176.41.0/2494.177.60.0/2494.177.61.0/2494.177.62.0/2494.177.63.0/2495.135.156.0/2495.135.157.0/2495.135.158.0/2495.135.159.0/2495.214.156.0/2495.214.157.0/2495.214.158.0/2495.214.159.0/24124.198.136.0/24124.198.137.0/24124.198.138.0/24124.198.139.0/24130.185.172.0/22136.144.16.0/24136.144.18.0/24136.144.32.0/24136.144.34.0/24147.125.200.0/24147.125.201.0/24147.125.202.0/24147.125.203.0/24157.97.145.0/24158.173.60.0/24158.173.61.0/24158.173.62.0/24158.173.63.0/24158.173.131.0/24158.173.168.0/24158.173.169.0/24158.173.170.0/24158.173.171.0/24168.199.1.0/24168.199.2.0/24168.199.3.0/24168.199.5.0/24168.199.6.0/24168.199.7.0/24168.199.9.0/24168.199.10.0/24168.199.11.0/24168.199.13.0/24168.199.14.0/24168.199.15.0/24168.199.17.0/24168.199.22.0/24168.199.23.0/24168.199.24.0/24168.199.25.0/24168.199.26.0/24168.199.27.0/24168.199.28.0/24168.199.29.0/24168.199.30.0/24168.199.31.0/24168.199.32.0/24168.199.33.0/24168.199.34.0/24168.199.35.0/24168.199.36.0/24168.199.37.0/24168.199.38.0/24168.199.39.0/24168.199.40.0/24168.199.41.0/24168.199.42.0/24168.199.43.0/24168.199.44.0/24168.199.45.0/24168.199.46.0/24168.199.47.0/24168.199.48.0/24168.199.49.0/24168.199.51.0/24168.199.52.0/24168.199.53.0/24168.199.55.0/24168.199.56.0/24168.199.57.0/24168.199.59.0/24168.199.60.0/24168.199.61.0/24168.199.63.0/24168.199.96.0/24168.199.97.0/24168.199.98.0/24168.199.99.0/24168.199.100.0/24168.199.101.0/24168.199.102.0/24168.199.103.0/24168.199.104.0/24168.199.105.0/24168.199.106.0/24168.199.107.0/24168.199.108.0/24168.199.109.0/24168.199.110.0/24168.199.111.0/24168.199.112.0/24168.199.113.0/24168.199.115.0/24168.199.116.0/24168.199.117.0/24168.199.119.0/24168.199.120.0/24168.199.121.0/24168.199.123.0/24168.199.124.0/24168.199.125.0/24168.199.127.0/24168.222.56.0/24168.222.57.0/24168.222.58.0/24168.222.59.0/24170.62.240.0/24170.62.241.0/24170.62.242.0/24170.62.243.0/24178.93.100.0/24178.93.101.0/24178.93.102.0/24178.93.103.0/24178.211.154.0/24178.212.141.0/24178.212.142.0/24178.239.197.0/24185.6.48.0/24185.6.49.0/24185.6.50.0/24185.6.51.0/24185.20.68.0/24185.20.69.0/24185.20.70.0/24185.20.71.0/24185.21.104.0/24185.21.105.0/24185.21.106.0/24185.21.107.0/24185.51.48.0/22185.65.70.0/24185.67.136.0/24185.67.138.0/24185.76.149.0/24185.83.230.0/24185.89.250.0/24185.92.27.0/24185.160.80.0/24185.160.81.0/24185.160.82.0/24185.160.83.0/24185.161.78.0/24185.192.18.0/24185.192.19.0/24185.211.116.0/24185.211.117.0/24185.211.118.0/24185.211.119.0/24185.214.8.0/24185.214.9.0/24185.214.11.0/24185.216.0.0/24185.216.2.0/24185.227.32.0/24185.228.224.0/24185.239.240.0/24185.243.244.0/24185.243.246.0/24185.244.136.0/24185.244.220.0/24185.245.4.0/24185.245.6.0/24188.212.4.0/24188.213.241.0/24188.215.66.0/24188.215.67.0/24188.215.249.0/24188.240.15.0/24188.240.230.0/24188.240.232.0/24188.240.233.0/24188.241.110.0/24188.241.242.0/24188.241.243.0/24193.19.107.0/24193.39.246.0/24193.56.112.0/24193.84.133.0/24193.84.134.0/24193.108.131.0/24193.110.161.0/24193.201.202.0/24193.218.33.0/24193.223.72.0/24193.223.73.0/24193.223.74.0/24193.223.75.0/24194.5.24.0/24194.5.25.0/24194.5.26.0/24194.5.27.0/24194.55.128.0/24194.99.112.0/24194.104.1.0/24194.104.85.0/24195.60.170.0/24195.80.230.0/24195.80.231.0/24195.128.162.0/24195.128.178.0/24195.226.205.0/24195.238.95.0/24195.238.242.0/24195.238.243.0/24201.149.40.0/22201.149.92.0/22203.159.84.0/24203.159.86.0/24203.159.88.0/24206.246.96.0/24207.199.137.0/24207.199.143.0/24207.199.144.0/24207.199.149.0/24207.199.160.0/24207.199.161.0/24212.124.68.0/24212.124.69.0/24212.124.70.0/24212.124.71.0/24212.124.77.0/24212.124.78.0/24212.124.79.0/24212.124.80.0/22212.124.86.0/24212.124.92.0/24212.134.212.0/24212.134.213.0/24212.134.214.0/24212.134.215.0/24213.249.73.0/24213.249.74.0/24213.249.76.0/24213.249.77.0/24213.249.78.0/24213.249.81.0/24213.249.82.0/24213.249.83.0/24213.249.85.0/24213.249.86.0/24213.249.87.0/24213.249.89.0/24213.249.90.0/24213.249.91.0/24216.107.26.0/24216.107.33.0/24216.107.41.0/24216.155.2.0/24216.155.8.0/24216.155.13.0/24216.155.17.0/24216.155.20.0/24216.155.34.0/24216.155.40.0/24216.155.42.0/24216.155.48.0/24216.155.53.0/24217.8.116.0/24223.27.114.0/24
IPv6 (5)
2a04:e00:104::/482a04:e00:201::/482a04:e00:202::/482a04:e00:203::/482a04:e00:207::/48

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS39855 is reached through

The AS just before AS39855 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.

AS3257 GTT-BACKBONE 31AS1299 TWELVE99 25AS5511 Opentransit 23AS31122 DIGIWEB-AS 12AS174 COGENT-174 8AS14178 AS14178 6AS12741 AS-NETIA 5AS6939 HURRICANE 4AS38195 SUPERLOOP-AS-AP 4AS3320 DTAG 4AS12844 BOUYGTEL-B2B 3AS6762 SEABONE-NET 2AS52320 AS52320 2AS3491 PCCWG-APAC-HK 2
IRR

Routing registry objects

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

Sourceas-nameMaintained by
RADBMOD-EUMAINT-AS25818
RIPEMOD-EURIPE-NCC-END-MNT, US-MODMC-1-MNT

Route objects with origin AS39855: RIPE 362 · RADB 345 · ARIN 8 · LACNIC 2

as-sets that list AS39855 (40)
AS-5713-ZAAS-63529-AS-IMPORT-AS6939AS-AIRBITES-BGAS-BOUYGTEL-ENTAS-CMCNETWORKSAS-CTBC-CUSTOMERS217AS-DATAFOUNDRYAS-DIGIWEBAS-EQUINIX-MLAS-ETABGAS-EVRONETAS-GIGAINFRAAS-GNT-CUSTOMERSAS-HURRICANEAS-HURRICANEV6AS-INFOTEL-INAS-KDDAS-KDDCUSTOMER2AS-KDDI6AS-KINX-TRANSITAS-LEVEL3-ORIGINS-EUAS-LEVEL3-ORIGINS-NAAS-MODAS-MODMCAS-NETIAAS-OPENTRANSITAS-REACH-CUSTOMERSAS-RETN-ACTUAL-V4AS-SH-CUSTAS-SUPERLOOP-CUSTAS-TELSTRA-INTL-CUSTOMERSAS-TRANSROUTE-SPECAS-VIATELAS-VODAFONE-NET-INAS-WEBWERKS-1AS14178:AS-MCM-TELECOMAS16724:AS-CUSTOMERSAS207044:AS-ENETAS51088:AS-A2BAS7473:AS-CUSTOMERS:AS3758
Tools

Check AS39855 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup