69+120 // Metropolitan Transportation Authority - New York City Transit //

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Upstream AS Paths

65 unique paths, avg length 2.9

AS Looking Glass

Upstream paths (matching graph above)

AS852 → AS174 → AS12187
AS49544 → AS1299 → AS174 → AS12187
AS2497 → AS174 → AS12187
AS2734 → AS2914 → AS174 → AS12187
AS3491 → AS174 → AS12187
AS6057 → AS174 → AS12187
AS25091 → AS6453 → AS174 → AS12187
AS7594 → AS174 → AS12187
AS32590 → AS12956 → AS174 → AS12187
AS150000 → AS18187 → AS174 → AS12187
AS19151 → AS174 → AS12187
AS45352 → AS174 → AS12187
AS61573 → AS174 → AS12187
AS136557 → AS174 → AS12187
AS137409 → AS174 → AS12187
AS2497 → AS174 → AS6128 → AS54004 → AS12187
AS7594 → AS174 → AS6128 → AS54004 → AS12187
AS14537 → AS13786 → AS174 → AS6128 → AS54004 → AS12187
AS60150 → AS48314 → AS174 → AS6128 → AS54004 → AS12187
AS136557 → AS174 → AS6128 → AS54004 → AS12187

All 65 Upstream Paths

Complete list of all observed paths

AS852 → AS174 → AS12187
AS1299 → AS174 → AS12187
AS49544 → AS1299 → AS174 → AS12187
AS2497 → AS174 → AS12187
AS2914 → AS174 → AS12187
AS2734 → AS2914 → AS174 → AS12187
AS3491 → AS174 → AS12187
AS6057 → AS174 → AS12187
AS25091 → AS6453 → AS174 → AS12187
AS7594 → AS174 → AS12187
AS32590 → AS12956 → AS174 → AS12187
AS150000 → AS18187 → AS174 → AS12187
AS19151 → AS174 → AS12187
AS45352 → AS174 → AS12187
AS61573 → AS174 → AS12187
AS136557 → AS174 → AS12187
AS137409 → AS174 → AS12187
AS33185 → AS1299 → AS701 → AS12187
AS140627 → AS1299 → AS701 → AS12187
AS2497 → AS701 → AS12187
AS2914 → AS701 → AS12187
AS7594 → AS3356 → AS701 → AS12187
AS199524 → AS3356 → AS701 → AS12187
AS3491 → AS701 → AS12187
AS142271 → AS9304 → AS6453 → AS701 → AS12187
AS25091 → AS6453 → AS701 → AS12187
AS6939 → AS701 → AS12187
AS2734 → AS6939 → AS701 → AS12187
AS11399 → AS6939 → AS701 → AS12187
AS32590 → AS12956 → AS701 → AS12187
AS32590 → AS701 → AS12187
AS1299 → AS46887 → AS12187
AS2497 → AS1299 → AS46887 → AS12187
AS3491 → AS1299 → AS46887 → AS12187
AS4181 → AS1299 → AS46887 → AS12187
AS6830 → AS1299 → AS46887 → AS12187
AS8888 → AS1299 → AS46887 → AS12187
AS14630 → AS1299 → AS46887 → AS12187
AS16552 → AS1299 → AS46887 → AS12187
AS150000 → AS18187 → AS1299 → AS46887 → AS12187
AS35008 → AS1299 → AS46887 → AS12187
AS49544 → AS1299 → AS46887 → AS12187
AS52320 → AS1299 → AS46887 → AS12187
AS140627 → AS1299 → AS46887 → AS12187
AS6939 → AS3356 → AS46887 → AS12187
AS7594 → AS3356 → AS46887 → AS12187
AS32590 → AS3356 → AS46887 → AS12187
AS199524 → AS3356 → AS46887 → AS12187
AS209823 → AS3356 → AS46887 → AS12187
AS3491 → AS6461 → AS46887 → AS12187
AS137409 → AS6461 → AS46887 → AS12187
AS2497 → AS174 → AS6128 → AS54004 → AS12187
AS7594 → AS174 → AS6128 → AS54004 → AS12187
AS14537 → AS13786 → AS174 → AS6128 → AS54004 → AS12187
AS60150 → AS48314 → AS174 → AS6128 → AS54004 → AS12187
AS136557 → AS174 → AS6128 → AS54004 → AS12187
AS293 → AS6128 → AS54004 → AS12187
AS3491 → AS6128 → AS54004 → AS12187
AS150000 → AS18187 → AS3491 → AS6128 → AS54004 → AS12187
AS58511 → AS3491 → AS6128 → AS54004 → AS12187
AS19151 → AS6128 → AS54004 → AS12187
AS46450 → AS6128 → AS54004 → AS12187
AS49544 → AS6128 → AS54004 → AS12187
AS52320 → AS6128 → AS54004 → AS12187
AS199524 → AS6128 → AS54004 → AS12187

Prefixes (16) →

View all IPv4 and IPv6 prefixes originated by AS12187

Hostnames in AS12187

Direct Membership

Macros that directly list AS12187 as a member:

AS-27506-TRANSIT(202 members)
AS6128:AS-CUSTOMERS(739 members)
AS-CCF(1387 members)
AS1239:AS-CUSTOMERS(4238 members)

Expanded Membership

All macros containing AS12187 (directly or via nested macros): 67

Show 67 macros

AS-27506-TRANSIT(202 ASNs)
AS-STEALTH(348 ASNs)
AS-KILLERCREATION(356 ASNs)
AS6128:AS-CUSTOMERS(775 ASNs)
AS-C4L(1,239 ASNs)
AS-GOSCOMB-V6(1,282 ASNs)
AS-HOTLINKS-LINX(1,371 ASNs)
AS-CCF(1,474 ASNs)
AS1239:AS-CUSTOMERS(4,238 ASNs)
AS-BANDCON(5,888 ASNs)
AS-LTTUKPEERS(24,991 ASNs)
AS-LTT(24,993 ASNs)
AS-INTEROUTE(43,471 ASNs)
AS2914:AS-US-V6(52,836 ASNs)
AS2914:AS-US(53,991 ASNs)
AS-HKIX(64,663 ASNs)
AS-C4LPEERS(70,320 ASNs)
AS2914:AS-EUROPE-V6(73,647 ASNs)
AS-VERIO-EUROPE(74,186 ASNs)
AS2914:AS-EUROPE(74,186 ASNs)
AS-OPENPEERINGPEERS(76,528 ASNs)
AS-OPENPEERINGPEERS-EU(76,536 ASNs)
AS-SET-LONAP-CONNECTED(77,146 ASNs)
AS215153:AS-EXCHANGES(77,148 ASNs)
AS-NYIIX(79,103 ASNs)
AS-DECIX-NYC(80,230 ASNs)
AS-DECIX-NYC-V6(80,230 ASNs)
AS63034:AS-DECIX-NYC(80,230 ASNs)
AS63034:AS-DECIX-NYC-V6(80,230 ASNs)
AS2914:AS-GLOBAL-V6(81,831 ASNs)
AS-VERIO(82,495 ASNs)
AS-WNA(82,495 ASNs)
AS2914:AS-GLOBAL(82,495 ASNs)
AS-GTTCUST6(83,984 ASNs)
AS-TINETCUST6(83,984 ASNs)
AS-GLOBEINTERNET(84,477 ASNs)
AS-GLOBEINTERNET-CLIENTS(84,477 ASNs)
AS-GTTCUST(84,520 ASNs)
AS-TINETCUST(84,520 ASNs)
AS-TISCALI(84,608 ASNs)
AS-TINET(84,608 ASNs)
AS-GTT(84,608 ASNs)
AS-SEATTLEIX-RS-CLIENTS(84,639 ASNs)
AS-CESNET-NIX-PEERS(85,295 ASNs)
AS-TELIANETEU-V6(85,444 ASNs)
AS1299:AS-TWELVE99-EU-V6(85,444 ASNs)
AS-TELIANETNA(86,938 ASNs)
AS1299:AS-TWELVE99-NA-V4(86,938 ASNs)
AS-TELIANETNA-V6(86,952 ASNs)
AS1299:AS-TWELVE99-NA-V6(86,952 ASNs)
AS-TELIANET-V6(92,705 ASNs)
AS1299:AS-TWELVE99-V6(92,705 ASNs)
AS-TELIANET(92,989 ASNs)
AS1299:AS-TWELVE99-V4(92,989 ASNs)
AS-BCIX(93,003 ASNs)
AS16374:AS-BCIX-ALL(93,003 ASNs)
AS1299:AS-TWELVE99(93,076 ASNs)
AS-TIXZH(94,757 ASNs)
AS-DECIX(96,509 ASNs)
AS-NFON-DECIX-PEERS-V4(96,509 ASNs)
AS-NFON-DECIX-PEERS-V6(96,509 ASNs)
AS6695:AS-DECIX-FRA(96,509 ASNs)
AS-ST1-IXPS(96,670 ASNs)
AS-DECIX-V6(100,277 ASNs)
AS6695:AS-DECIX-FRA-V6(100,277 ASNs)
AS-CLOUD-IX-PRO(100,911 ASNs)
AS-MERKEL-PEERS(100,925 ASNs)