206208 looking glass

AS1637 Headquarters, USAISC 🇺🇸 US

Announcing 114 prefixes, seen at the RIS collectors.

IPv4 prefixes
113
230,912 (902 × /24)
IPv6 prefixes
1
1 × /48
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS1637
Name
Headquarters, USAISC
Organisation
Headquarters, USAISC
Country
🇺🇸 US
RIR
ARIN
Allocated
2004-05-12

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 114 no ROA (100.0%)

Announcement history

One point per day, recorded at each table import

028578511309-1809-2409-3010-0610-1210-1810-2410-26
IPv4 IPv6

Recorded changes

New prefixes and origin changes seen on the live stream

WhenChangePrefixOriginPath
2026-10-26 11:56:00Z origin change 155.28.130.0/24 AS1637 → AS1516 46081221463764613356721721270661516
2026-10-26 11:55:52Z origin change 155.28.130.0/24 AS1516 → AS1637 14035771299335672172127066163716371637
2026-10-26 11:55:40Z origin change 155.28.130.0/24 AS1637 → AS1516 3333113629143356721721270661516
2026-10-26 11:55:30Z origin change 155.28.130.0/24 AS1637 → AS1516 494322155103154325255844733203356721721270661516
2026-10-26 11:55:30Z origin change 155.28.130.0/24 AS1516 → AS1637 481851299335672172127066163716371637
2026-10-26 11:55:29Z origin change 155.28.130.0/24 AS1637 → AS1516 1763969393356721721270661516
2026-10-26 11:55:29Z origin change 155.28.130.0/24 AS1516 → AS1637 333312731299335672172127066163716371637
2026-10-26 11:55:28Z origin change 155.28.130.0/24 AS1637 → AS1516 37989563001321324657463764613356721721270661516
2026-10-26 11:55:27Z origin change 155.28.130.0/24 AS1516 → AS1637 8521299335672172127066163716371637
2026-10-26 11:55:22Z origin change 155.28.130.0/24 AS1516 → AS1637 33333320335672172127066163716371637
2026-10-26 11:55:17Z origin change 155.28.130.0/24 AS1516 → AS1637 345491299335672172127066163716371637
2026-10-26 11:55:16Z origin change 155.28.130.0/24 AS1637 → AS1516 557201328251743356721721270661516
2026-10-26 11:55:16Z origin change 155.28.130.0/24 AS1637 → AS1516 1328251743356721721270661516
2026-10-26 11:55:15Z origin change 155.28.130.0/24 AS1516 → AS1637 481851299335672172127066163716371637
2026-10-26 11:55:15Z origin change 155.28.130.0/24 AS1637 → AS1516 2448264533356721721270661516
2026-10-26 11:55:15Z origin change 155.28.130.0/24 AS1637 → AS1516 4943248362176412993356721721270661516
2026-10-26 11:55:15Z origin change 155.28.130.0/24 AS1516 → AS1637 5805718361299335672172127066163716371637
2026-10-26 11:55:15Z origin change 155.28.130.0/24 AS1637 → AS1516 494322155104836212993356721721270661516
2026-10-26 11:55:15Z origin change 155.28.130.0/24 AS1516 → AS1637 49432483621299335672172127066163716371637
2026-10-26 11:55:14Z origin change 155.28.130.0/24 AS1516 → AS1637 29504393921299335672172127066163716371637
2026-10-26 11:55:10Z origin change 155.28.130.0/24 AS1516 → AS1637 377211299335672172127066163716371637
2026-10-26 11:55:10Z origin change 155.28.130.0/24 AS1637 → AS1516 45049669612993356721721270661516
2026-10-26 11:55:08Z origin change 155.28.130.0/24 AS1637 → AS1516 206499345491743356721721270661516
2026-10-26 11:55:07Z origin change 155.28.130.0/24 AS1516 → AS1637 349271299335672172127066163716371637
2026-10-26 11:55:05Z origin change 155.28.130.0/24 AS1516 → AS1637 149071299335672172127066163716371637
2026-10-26 11:55:05Z origin change 155.28.130.0/24 AS1637 → AS1516 226521743356721721270661516
2026-10-26 11:55:04Z origin change 155.28.130.0/24 AS1637 → AS1516 2265212993356721721270661516
2026-10-26 11:55:04Z origin change 155.28.130.0/24 AS1516 → AS1637 226521299335672172127066163716371637
2026-10-26 11:55:04Z origin change 155.28.130.0/24 AS1637 → AS1516 8521743356721721270661516
2026-10-26 11:55:04Z origin change 155.28.130.0/24 AS1516 → AS1637 149071299335672172127066163716371637
2026-10-26 11:55:04Z origin change 155.28.130.0/24 AS1637 → AS1516 1490712993356721721270661516
2026-10-26 11:55:03Z origin change 155.28.130.0/24 AS1516 → AS1637 226521299335672172127066163716371637
2026-10-26 11:54:56Z origin change 155.28.130.0/24 AS1637 → AS1516 599191277932573356721721270661516
2026-10-26 11:54:55Z origin change 155.28.130.0/24 AS1637 → AS1516 85229143356721721270661516
2026-10-26 11:54:54Z origin change 155.28.130.0/24 AS1516 → AS1637 206499345492914335672172127066163716371637
2026-10-26 11:54:54Z origin change 155.28.130.0/24 AS1637 → AS1516 2448229143356721721270661516
2026-10-26 11:54:54Z origin change 155.28.130.0/24 AS1516 → AS1637 58057345492914335672172127066163716371637
2026-10-26 11:54:54Z origin change 155.28.130.0/24 AS1516 → AS1637 57821125863257335672172127066163716371637
2026-10-26 11:54:53Z origin change 155.28.130.0/24 AS1516 → AS1637 204092198978174335672172127066163716371637
2026-10-26 11:54:53Z origin change 155.28.130.0/24 AS1637 → AS1516 2040922076612993356721721270661516
2026-10-26 11:54:51Z origin change 155.28.130.0/24 AS1516 → AS1637 7018335672172172172172172172127066163716371637
2026-10-26 11:54:50Z origin change 155.28.130.0/24 AS1637 → AS1516 2064993454929143356721721270661516
2026-10-26 11:54:49Z origin change 155.28.130.0/24 AS1516 → AS1637 379895630013213246573356721721270662706427064163716371637
2026-10-26 11:54:49Z origin change 155.28.130.0/24 AS1637 → AS1516 599191277932573356721721270661516
2026-10-26 11:54:49Z origin change 155.28.130.0/24 AS1516 → AS1637 70183356721721270662706427064163716371637
2026-10-26 11:54:49Z origin change 155.28.130.0/24 AS1637 → AS1516 2448229143356721721270661516
2026-10-26 11:54:31Z origin change 155.28.130.0/24 AS1637 → AS1516 14035773356721721270661516
2026-10-26 11:54:30Z origin change 155.28.130.0/24 AS1516 → AS1637 37989563001321324657335672172127066163716371637
2026-10-26 11:54:27Z origin change 155.28.130.0/24 AS1516 → AS1637 14907335672172127066163716371637
2026-10-26 11:54:27Z origin change 155.28.130.0/24 AS1637 → AS1516 1490712993356721721270661516
2026-10-26 11:54:23Z origin change 155.28.130.0/24 AS1637 → AS1516 2040921989781743356721721270661516
2026-10-26 11:54:20Z origin change 155.28.130.0/24 AS1516 → AS1637 7018335672172127066163716371637
2026-10-26 11:50:28Z origin change 155.20.108.0/24 AS1637 → AS1516 496731238967623356721721270661516
2026-10-26 11:49:55Z origin change 155.20.108.0/24 AS1516 → AS1637 5030029143356721721270662706427064163716371637
2026-10-26 11:48:47Z origin change 155.20.109.0/24 AS1649 → AS1637 3492761049174335672172127066163716371637
2026-10-26 11:48:44Z origin change 155.20.109.0/24 AS1637 → AS1649 34927520256428962943693933567217212706627064270641649164916491649
2026-10-26 11:48:19Z origin change 155.20.108.0/24 AS1516 → AS1637 460812214637335672172127066163716371637
2026-10-26 11:48:19Z origin change 155.20.108.0/24 AS1637 → AS1516 58057345491743356721721270661516
2026-10-26 11:48:13Z origin change 155.20.109.0/24 AS1649 → AS1637 205141299335672172127066163716371637
2026-10-26 11:48:08Z origin change 155.20.108.0/24 AS1637 → AS1516 138309711743356721721270661516
2026-10-26 11:48:07Z origin change 155.20.108.0/24 AS1516 → AS1637 5572029143356721721270662706427064163716371637
2026-10-26 11:48:05Z origin change 155.20.109.0/24 AS1637 → AS1649 61218693933567217212706627064270641649164916491649
2026-10-26 11:48:05Z origin change 155.20.109.0/24 AS1649 → AS1637 481851299335672172127066163716371637
2026-10-26 11:48:05Z origin change 155.20.109.0/24 AS1637 → AS1649 6121869393356721721270661649164916491649
2026-10-26 11:48:02Z origin change 155.20.109.0/24 AS1637 → AS1649 5991990023356721721270661649164916491649
2026-10-26 11:48:02Z origin change 155.20.109.0/24 AS1649 → AS1637 59919127793257335672172127066163716371637
2026-10-26 11:48:02Z origin change 155.20.108.0/24 AS1637 → AS1516 8521743356721721270661516
2026-10-26 11:48:02Z origin change 155.20.108.0/24 AS1516 → AS1637 34927566556939335672172127066163716371637
2026-10-26 11:48:02Z origin change 155.20.109.0/24 AS1649 → AS1637 481852914335672172127066163716371637
2026-10-26 11:48:00Z origin change 155.20.108.0/24 AS1637 → AS1516 202051743356721721270661516
2026-10-26 11:48:00Z origin change 155.20.109.0/24 AS1637 → AS1649 70183356721721270661649164916491649
2026-10-26 11:47:59Z origin change 155.20.108.0/24 AS1516 → AS1637 3549335672172127066163716371637
2026-10-26 11:47:59Z origin change 155.20.109.0/24 AS1637 → AS1649 35493356721721270661649164916491649
2026-10-26 11:47:59Z origin change 155.20.109.0/24 AS1649 → AS1637 149071299335672172127066163716371637
2026-10-26 11:47:57Z origin change 155.20.108.0/24 AS1516 → AS1637 4818529143356721721270662706427064163716371637
2026-10-26 11:47:56Z origin change 155.20.108.0/24 AS1637 → AS1516 34927520251743356721721270661516
2026-10-26 11:47:56Z origin change 155.20.108.0/24 AS1516 → AS1637 1490729143356721721270662706427064163716371637
2026-10-26 11:47:56Z origin change 155.20.108.0/24 AS1637 → AS1516 599191277932573356721721270661516
2026-10-26 11:47:56Z origin change 155.20.108.0/24 AS1637 → AS1516 4943248362176412993356721721270661516
2026-10-26 11:47:51Z origin change 155.20.108.0/24 AS1637 → AS1516 85212993356721721270661516
2026-10-26 11:47:51Z origin change 155.20.108.0/24 AS1637 → AS1516 14035773356721721270661516
2026-10-26 11:47:51Z origin change 155.20.109.0/24 AS1637 → AS1649 377213356721721270661649164916491649
2026-10-26 11:47:51Z origin change 155.20.109.0/24 AS1649 → AS1637 377211299335672172127066163716371637
2026-10-26 11:47:50Z origin change 155.20.108.0/24 AS1516 → AS1637 580573454929143356721721270662706427064163716371637
2026-10-26 11:47:50Z origin change 155.20.108.0/24 AS1516 → AS1637 2064993454929143356721721270662706427064163716371637
2026-10-26 11:47:50Z origin change 155.20.108.0/24 AS1516 → AS1637 3454929143356721721270662706427064163716371637
2026-10-26 11:47:48Z origin change 155.20.108.0/24 AS1637 → AS1516 4913453356642464613356721721270661516
2026-10-26 11:47:47Z origin change 155.20.108.0/24 AS1516 → AS1637 7018335672172127066163716371637
2026-10-26 11:47:47Z origin change 155.20.109.0/24 AS1637 → AS1649 70183356721721270661649164916491649
2026-10-26 11:47:47Z origin change 155.20.109.0/24 AS1649 → AS1637 13830971174335672172127066163716371637
2026-10-26 11:47:39Z origin change 155.20.108.0/24 AS1516 → AS1637 14907335672172127066163716371637
2026-10-26 11:47:39Z origin change 155.20.108.0/24 AS1637 → AS1516 1490712993356721721270661516
2026-10-26 11:47:33Z origin change 155.20.108.0/24 AS1637 → AS1516 5991990023356721721270661516
2026-10-26 11:47:29Z origin change 155.20.108.0/24 AS1516 → AS1637 3549335672172127066163716371637
2026-10-26 11:47:23Z origin change 155.20.108.0/24 AS1637 → AS1516 2040921989781743356721721270661516
2026-10-26 11:47:18Z origin change 155.20.108.0/24 AS1516 → AS1637 7018335672172127066163716371637
2026-10-26 10:28:41Z origin change 155.28.22.0/24 AS1516 → AS1637 22652174335672172127066163716371637
2026-10-26 10:28:41Z origin change 155.28.22.0/24 AS1637 → AS1516 5572099301743356721721270661516
2026-10-26 10:28:28Z origin change 155.28.22.0/24 AS1637 → AS1516 49673321664533356721721270661516
2026-10-26 10:28:27Z origin change 155.28.22.0/24 AS1516 → AS1637 491345335664246461335672172127066163716371637