206208 looking glass

AS17035 NBCUniversal 🇺🇸 US

Announcing 38 prefixes, seen at the RIS collectors.

IPv4 prefixes
38
25,344 (99 × /24)
IPv6 prefixes
0
-
Upstreams
18
transit providers observed
Peers
1
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it

Registry and operator data

AS number
AS17035
Name
NBCUniversal
Organisation
NBCUniversal
Country
🇺🇸 US
RIR
ARIN
Allocated
2000-07-17

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

17 valid (44.7%) 0 invalid (0.0%) 21 no ROA (55.3%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS3356 Lumen (Level 3) 🇺🇸 US 70,632 2,075 307 CAIDA
AS3257 GTT Communications Inc. 🇺🇸 US 63,050 1,812 405 CAIDA
AS701 Verizon Business 🇺🇸 US 55,919 957 84 CAIDA
AS8220 COLT 🇬🇧 GB 44,558 153 69 CAIDA
AS7922 Comcast Cable Communications, LLC 🇺🇸 US 25,567 426 157 CAIDA
AS33667 Comcast Cable Communications, LLC 🇺🇸 US 19,721 57 2 CAIDA
AS702 Verizon Business - EMEA 🇺🇸 US 7,991 442 53 CAIDA
AS46887 Zayo (fka. Crown Castle) 🇺🇸 US 1,409 800 125 CAIDA
AS33491 Comcast Cable Communications, LLC 🇺🇸 US 276 86 33 CAIDA
AS33651 Comcast Cable Communications, LLC 🇺🇸 US 198 105 44 CAIDA
AS7015 Comcast Cable Communications, LLC 🇺🇸 US 169 120 15 CAIDA
AS33657 Comcast Cable Communications, LLC 🇺🇸 US 142 27 33 CAIDA
AS33287 Comcast Cable Communications, LLC 🇺🇸 US 141 45 44 CAIDA
AS33659 Comcast Cable Communications, LLC 🇺🇸 US 98 49 1 CAIDA
AS394437 PS Lightwave 🇺🇸 US 91 62 41 CAIDA
AS33662 Comcast Cable Communications, LLC 🇺🇸 US 66 15 40 CAIDA
AS33661 Comcast Cable Communications, LLC 🇺🇸 US 26 6 168 CAIDA
AS20214 Comcast Cable Communications, LLC 🇺🇸 US 24 22 58 CAIDA

Peers

Adjacencies that look settlement-free rather than transit

No peers observed at the collectors.

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS17060 NBCUniversal 🇺🇸 US 0 5 168 CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.