ResearchRouting table, looking glass, RPKI & IRR

216.28.0.0/15 Cogent Communications, LLC

Announced by AS174 Cogent Communications, LLC. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 216.28.0.0/15

Prefix
216.28.0.0/15
Origin
AS174 COGENT-174
RPKI
RPKI not found
Size
131,072 addresses
Less specific
none
More specifics
104
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-15 04:02 UTC
Paths

How 216.28.0.0/15 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
OriginAS174 Cogent Communications, LLC
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated7d 3h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 174
OriginAS174 Cogent Communications, LLC
Origin codeIGP
Communities903:900 903:13760
Updated7d 11h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 174
OriginAS174 Cogent Communications, LLC
Origin codeIGP
Communities6461:5997 36295:100 36295:6461
Updated13h 26m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174
OriginAS174 Cogent Communications, LLC
Origin codeIGP
Communities174:21001 174:22013
Updated7d 11h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174
OriginAS174 Cogent Communications, LLC
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated11d 5h ago
RPKI

Route origin authorizations

No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.

IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
216.28.0.0/15AS11933 ILS-VB-ATT-ASLEVEL3Aleron transit customerALERON-MNT
216.28.0.0/15AS174 COGENT-174RADBCogentMAINT-AS174
More specific

Prefixes inside 216.28.0.0/15

104 announced prefixes fall inside this one.

Show the 104 prefixes
216.28.8.0/24 AS29787 WEBFORCE216.28.9.0/24 AS174 COGENT-174216.28.130.0/24 AS272626 AS272626216.28.131.0/24 AS265086 AS265086216.28.132.0/23 AS270180 AS270180216.28.132.0/24 AS270180 AS270180216.28.133.0/24 AS270180 AS270180216.28.134.0/23 AS274191 AS274191216.28.134.0/24 AS274191 AS274191216.28.135.0/24 AS274191 AS274191216.28.140.0/24 AS273306 AS273306216.28.141.0/24 AS273306 AS273306216.28.142.0/24 AS273306 AS273306216.28.143.0/24 AS273306 AS273306216.28.144.0/24 AS264283 AS264283216.28.146.0/24 AS274216 AS274216216.28.147.0/24 AS28594 AS28594216.28.148.0/24 AS273276 AS273276216.28.149.0/24 AS273276 AS273276216.28.150.0/23 AS273276 AS273276216.28.152.0/24 AS274817 AS274817216.28.154.0/23 AS274245 AS274245216.28.156.0/24 AS274642 AS274642216.28.157.0/24 AS270081 AS270081216.28.160.0/24 AS271943 AS271943216.28.161.0/24 AS271943 AS271943216.28.162.0/24 AS271943 AS271943216.28.163.0/24 AS271943 AS271943216.28.164.0/24 AS271943 AS271943216.28.165.0/24 AS271943 AS271943216.28.166.0/24 AS271943 AS271943216.28.167.0/24 AS271943 AS271943216.28.168.0/24 AS271943 AS271943216.28.169.0/24 AS271943 AS271943216.28.170.0/24 AS271943 AS271943216.28.171.0/24 AS271943 AS271943216.28.172.0/24 AS271943 AS271943216.28.173.0/24 AS271943 AS271943216.28.174.0/24 AS271943 AS271943216.28.175.0/24 AS271943 AS271943216.28.176.0/24 AS271943 AS271943216.28.177.0/24 AS271943 AS271943216.28.178.0/24 AS271943 AS271943216.28.179.0/24 AS271943 AS271943216.28.180.0/24 AS271943 AS271943216.28.181.0/24 AS271943 AS271943216.28.182.0/24 AS271943 AS271943216.28.183.0/24 AS271943 AS271943216.28.184.0/24 AS271943 AS271943216.28.185.0/24 AS271943 AS271943216.28.186.0/24 AS271943 AS271943216.28.187.0/24 AS271943 AS271943216.28.188.0/24 AS271943 AS271943216.28.189.0/24 AS271943 AS271943216.28.190.0/24 AS271943 AS271943216.28.191.0/24 AS271943 AS271943216.28.192.0/23 AS274603 AS274603216.28.196.0/22 AS52762 AS52762216.28.196.0/24 AS52762 AS52762216.28.197.0/24 AS52762 AS52762216.28.198.0/24 AS52762 AS52762216.28.200.0/21 AS52762 AS52762216.28.200.0/24 AS52762 AS52762216.28.201.0/24 AS52762 AS52762216.28.202.0/24 AS52762 AS52762216.28.203.0/24 AS52762 AS52762216.28.204.0/24 AS52762 AS52762216.28.205.0/24 AS52762 AS52762216.28.206.0/24 AS52762 AS52762216.28.207.0/24 AS52762 AS52762216.28.208.0/23 AS52762 AS52762216.28.210.0/24 AS274155 AS274155216.28.211.0/24 AS267799 AS267799216.28.213.0/24 AS274549 AS274549216.28.215.0/24 AS270075 AS270075216.28.216.0/24 AS52307 AS52307216.28.217.0/24 AS52307 AS52307216.28.218.0/24 AS52307 AS52307216.28.219.0/24 AS52307 AS52307216.28.220.0/24 AS52307 AS52307216.28.221.0/24 AS52307 AS52307216.28.222.0/24 AS52307 AS52307216.28.223.0/24 AS52307 AS52307216.28.224.0/20 AS52419 AS52419216.28.240.0/23 AS267833 AS267833216.28.240.0/24 AS267833 AS267833216.28.241.0/24 AS267833 AS267833216.28.242.0/24 AS274277 AS274277216.28.243.0/24 AS272767 AS272767216.28.245.0/24 AS29787 WEBFORCE216.28.246.0/23 AS273751 AS273751216.28.248.0/21 AS271023 AS271023216.28.248.0/22 AS271023 AS271023216.28.253.0/24 AS271023 AS271023216.29.40.0/24 AS29787 WEBFORCE216.29.55.0/24 AS174 COGENT-174216.29.96.0/24 AS29787 WEBFORCE216.29.113.0/24 AS29787 WEBFORCE216.29.165.0/24 AS29787 WEBFORCE216.29.200.0/24 AS174 COGENT-174216.29.205.0/24 AS29787 WEBFORCE216.29.207.0/24 AS29787 WEBFORCE216.29.249.0/24 AS29787 WEBFORCE216.29.250.0/24 AS29787 WEBFORCE
Tools

Check 216.28.0.0/15 live

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