ResearchRouting table, looking glass, RPKI & IRR

197.64.0.0/12 MTN SA

Announced by AS16637 MTN SA. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 197.64.0.0/12

Prefix
197.64.0.0/12
Origin
AS16637 MTN SA
RPKI
RPKI valid
Size
1,048,576 addresses
Less specific
none
More specifics
39
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-13 12:02 UTC
Paths

How 197.64.0.0/12 is reached

Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.

AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 16637
OriginAS16637 MTN SA
Origin codeincomplete
Communities174:21101 174:22010 36601:150 36601:174 36601:2001
Updated5d 10h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 16637×3
OriginAS16637 MTN SA
Origin codeIGP
Communities903:900 903:13760
Updated5d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 1299 16637
OriginAS16637 MTN SA
Origin codeIGP
Communities6461:5997 36295:100 36295:6461
Updated32m 17s ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 16637
OriginAS16637 MTN SA
Origin codeincomplete
Communities174:21101 174:22010
Updated5d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 16637
OriginAS16637 MTN SA
Origin codeincomplete
Communities174:21101 174:22010 36295:100 36295:174
Updated9d 11h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS16637 to originate 197.64.0.0/12 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
197.64.0.0/12/24AS12091 MTN SAAFRINIC
197.64.0.0/12/24AS16637 MTN SAAFRINIC
IRR

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
197.64.0.0/12AS16637 MTN SARADBMTN South AfricaMAINT-AS2905
More specific

Prefixes inside 197.64.0.0/12

39 announced prefixes fall inside this one.

Show the 39 prefixes
197.64.0.0/17 AS12091 MTN SA197.64.0.0/19 AS12091 MTN SA197.64.32.0/19 AS12091 MTN SA197.64.64.0/19 AS12091 MTN SA197.64.96.0/19 AS12091 MTN SA197.64.128.0/17 AS12091 MTN SA197.65.0.0/17 AS12091 MTN SA197.65.0.0/19 AS12091 MTN SA197.65.32.0/19 AS12091 MTN SA197.65.128.0/17 AS12091 MTN SA197.66.0.0/17 AS12091 MTN SA197.66.0.0/19 AS12091 MTN SA197.66.32.0/19 AS12091 MTN SA197.66.128.0/17 AS12091 MTN SA197.66.128.0/19 AS12091 MTN SA197.66.160.0/19 AS12091 MTN SA197.68.0.0/19 AS12091 MTN SA197.68.32.0/19 AS12091 MTN SA197.68.64.0/19 AS12091 MTN SA197.68.96.0/19 AS12091 MTN SA197.68.128.0/19 AS12091 MTN SA197.68.160.0/19 AS12091 MTN SA197.68.192.0/19 AS12091 MTN SA197.68.224.0/19 AS12091 MTN SA197.69.0.0/19 AS12091 MTN SA197.69.32.0/19 AS12091 MTN SA197.69.64.0/19 AS12091 MTN SA197.69.96.0/19 AS12091 MTN SA197.69.128.0/19 AS12091 MTN SA197.69.160.0/19 AS12091 MTN SA197.69.192.0/19 AS12091 MTN SA197.69.224.0/19 AS12091 MTN SA197.70.0.0/19 AS12091 MTN SA197.70.32.0/19 AS12091 MTN SA197.70.64.0/19 AS12091 MTN SA197.70.96.0/19 AS12091 MTN SA197.78.128.0/17 AS12091 MTN SA197.79.0.0/17 AS37611 AFRIHOST SP (PTY) LTD197.79.252.0/22 AS16637 MTN SA
Tools

Check 197.64.0.0/12 live

Looking glassIP to ASN APIRPKI APIIRR API