ResearchRouting table, RPKI, IRR & looking glass

AS21777 Massive Networks, Inc.

AS21777 (MASSIVE-NETWORKS-21777) is registered to Massive Networks, Inc. in US. It originates 70 prefixes in the global routing table.

63
IPv4 prefixes
7
IPv6 prefixes
32,256
IPv4 addresses
91%
RPKI valid

Who holds AS21777

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

AS number
AS21777
Handle
MASSIVE-NETWORKS-21777
Organization
Massive Networks, Inc.
Country
US
ASPA
4 providers

What AS21777 announces

Prefixes originated by AS21777 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
63
IPv6 prefixes
7
IPv4 addresses
32,256 (126 /24s)
RPKI valid
64 91%
RPKI invalid
0
RPKI not found
6
ROAs naming AS21777
66
With an IRR route object
70 100%

Who AS21777 is reached through

The AS just before AS21777 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.

Provider authorization

AS21777 publishes an ASPA naming these providers. Check a path.

Routing registry objects

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

Sourceas-nameMaintained by
ARINMASSIVE-NETWORKS-AS21777MNT-MN-407
RADBMASSIVE-NETWORKS-21777MAINT-AS13345

Route objects with origin AS21777: RADB 76 · ARIN 67

as-sets that list AS21777 (13)