// UTEXAS //

AS Name: UTNET

Description: AS for UT-Austin

Registry: RADB

Imports from (2)

AS3354 AS145

Exports to (3)

AS3354 AS18 AS145

aut-num: AS18
as-name: UTNET
descr: AS for UT-Austin
import: from AS3354 action pref=110; accept ANY
import: from AS145 action pref=100; accept ANY AND NOT {0.0.0.0/0}
export: to AS3354 announce AS18
export: to AS145 announce AS18
admin-c: William Green
tech-c: Jason Wang
tech-c: Charles Spurgeon
tech-c: William Green
notify: net-admin@its.utexas.edu
mnt-by: MAINT-AS18
changed: net-admin@its.utexas.edu 20121218 #23:39:27Z
source: RADB
last-modified: 2023-11-13T15:44:30Z

Direct Membership

Macros that directly list AS18 as a member:

AS-LEARN-6922(28 members)
AS-6922(62 members)
AS-LEARN-INST(88 members)

Expanded Membership

All macros containing AS18 (directly or via nested macros): 102

Show 100 macros

AS-LEARN-6922(28 ASNs)
AS-LEARN-INST(114 ASNs)
AS-LEARN-COMM(133 ASNs)
AS22645:AS-CONE(133 ASNs)
AS-6922(151 ASNs)
AS-NORTH-TEXAS-GIGAPOP-ABILENE(190 ASNs)
AS16905:AS-CONE(190 ASNs)
AS11164:AS-PARTICIPANTS(1,830 ASNs)
AS11164:AS-ALL(1,835 ASNs)
AS11537:AS-PARTICIPANTS-BETA(1,841 ASNs)
AS11537:AS-CONE-BETA(1,847 ASNs)
AS20965:AS-FROM-INTERNET2-TO-GEANT(2,433 ASNs)
AS293:AS-FROM-I2-TO-ESNET(2,941 ASNs)
AS-GEANTNRENPEERS(3,149 ASNs)
AS-AS209(10,244 ASNs)
AS-QWEST(10,244 ASNs)
AS-KDDTRANSIT(11,930 ASNs)
AS-EUNET(13,944 ASNs)
AS-MFNX(26,187 ASNs)
AS47214:AS-LILLIX(26,738 ASNs)
AS43100:AS-MEMBERS(26,826 ASNs)
AS-SFINX-RS-MEMBERS-IPV6(26,914 ASNs)
AS-SFINX-RS-MEMBERS(26,976 ASNs)
AS-DECIX-DFW-V6(40,077 ASNs)
AS62499:AS-DECIX-DFW-V6(40,077 ASNs)
AS201376:AS-PEERS(42,984 ASNs)
AS-DECIX-DFW(43,178 ASNs)
AS62499:AS-DECIX-DFW(43,178 ASNs)
AS-NIXSK-RSCLIENTS(55,989 ASNs)
AS47627:AS-NIXSK-RSCLIENTS(56,033 ASNs)
AS-TOPIX-RS(57,252 ASNs)
AS-SET-INEX-CONNECTED(67,097 ASNs)
AS-SWISSIX-RS(75,248 ASNs)
AS42476:AS-SWISSIX(75,248 ASNs)
AS-MIRONET-SWISSIX-PEERS(75,488 ASNs)
AS-SET-LONAP-MLP(76,698 ASNs)
AS-SET-LONAP-CONNECTED(77,146 ASNs)
AS215153:AS-EXCHANGES(77,148 ASNs)
AS42064:AS-MEMBERS(77,328 ASNs)
AS39801:AS-CDNUSERS(77,556 ASNs)
AS30781:AS-JAGUAR-PEERING-LINX(77,905 ASNs)
AS30781:AS-JAGUAR-PEERING-AMS-IX(78,176 ASNs)
AS-FRANCEIX-MRS(79,600 ASNs)
AS-ALPIX(79,778 ASNs)
AS-DECIX-MUC(79,778 ASNs)
AS47228:AS-DECIX-MUC(79,778 ASNs)
AS42476:AS-SWISSIX-V6(80,246 ASNs)
AS-HOPUS(80,866 ASNs)
AS-NIXCZ-RSCLIENTS(81,401 ASNs)
AS208060:AS-PEERS(81,401 ASNs)
AS47110:AS-PEERS(81,401 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-LINX(81,936 ASNs)
AS-SET-LONAP-MLP-V6(82,026 ASNs)
AS-ECIX-FRA(82,682 ASNs)
AS-1-IX-WAW(82,799 ASNs)
AS47200:AS-NIXCZ-RSCLIENTS(83,073 ASNs)
AS24971:AS-MAI-NIX-PEER(83,081 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-AMS-IX(83,547 ASNs)
AS-GTTCUST6(83,984 ASNs)
AS-TINETCUST6(83,984 ASNs)
AS-GTTCUST(84,520 ASNs)
AS-TINETCUST(84,520 ASNs)
AS51706:AS-MEMBERS(84,578 ASNs)
AS-GTT(84,608 ASNs)
AS-TINET(84,608 ASNs)
AS-TISCALI(84,608 ASNs)
AS-SEATTLEIX-RS-CLIENTS(84,639 ASNs)
AS39801:AS-IIXP-PEERS(84,811 ASNs)
AS39801:AS-MULTIPASS-PEERS(84,811 ASNs)
AS-ALPIX-V6(85,041 ASNs)
AS-DECIX-MUC-V6(85,041 ASNs)
AS47228:AS-DECIX-MUC-V6(85,041 ASNs)
AS-NL-IX-RS(85,102 ASNs)
AS-CESNET-NIX-PEERS(85,295 ASNs)
AS-FRANCEIX-PAR(85,330 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-1-IX-V6(87,628 ASNs)
AS-SOX(90,571 ASNs)
AS59900:AS-B-IX-PARTNERS(90,888 ASNs)
AS-VIX-RS(90,892 ASNs)
AS-VIX-RS-V6(91,142 ASNs)
AS216369:AS-IX(91,206 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)
... and 2 more

Upstream AS Paths

31 unique paths, avg length 2.5

AS Looking Glass

Upstream paths (matching graph above)

AS2497 → AS174 → AS18
AS3257 → AS174 → AS18
AS3491 → AS174 → AS18
AS7018 → AS174 → AS18
AS7594 → AS174 → AS18
AS14537 → AS13786 → AS174 → AS18
AS150000 → AS18187 → AS174 → AS18
AS60150 → AS34549 → AS174 → AS18
AS213151 → AS34549 → AS174 → AS18
AS37721 → AS174 → AS18
AS38880 → AS174 → AS18
AS52320 → AS174 → AS18
AS61573 → AS174 → AS18
AS63956 → AS174 → AS18
AS136557 → AS174 → AS18
AS199524 → AS174 → AS18
AS2497 → AS3356 → AS6922 → AS18
AS3491 → AS3356 → AS6922 → AS18
AS7594 → AS3356 → AS6922 → AS18
AS199524 → AS3356 → AS6922 → AS18

All 31 Upstream Paths

Complete list of all observed paths

AS2497 → AS174 → AS18
AS3257 → AS174 → AS18
AS3491 → AS174 → AS18
AS7018 → AS174 → AS18
AS7594 → AS174 → AS18
AS14537 → AS13786 → AS174 → AS18
AS150000 → AS18187 → AS174 → AS18
AS60150 → AS34549 → AS174 → AS18
AS213151 → AS34549 → AS174 → AS18
AS37721 → AS174 → AS18
AS38880 → AS174 → AS18
AS52320 → AS174 → AS18
AS61573 → AS174 → AS18
AS63956 → AS174 → AS18
AS136557 → AS174 → AS18
AS199524 → AS174 → AS18
AS11537 → AS16905 → AS276 → AS18
AS150000 → AS18187 → AS1299 → AS6922 → AS18
AS25091 → AS1299 → AS6922 → AS18
AS33185 → AS1299 → AS6922 → AS18
AS2497 → AS3356 → AS6922 → AS18
AS3491 → AS3356 → AS6922 → AS18
AS7594 → AS3356 → AS6922 → AS18
AS199524 → AS3356 → AS6922 → AS18
AS6939 → AS6922 → AS18
AS37721 → AS6939 → AS6922 → AS18
AS32590 → AS7195 → AS6922 → AS18
AS19151 → AS6922 → AS18
AS36236 → AS6922 → AS18
AS46450 → AS6922 → AS18
AS49544 → AS6922 → AS18

AS18 IPv4 Address Subnets (8)

128.62.0.0/16	🇺🇸 US	University of Texas at Austin	UTNET
128.83.0.0/16	🇺🇸 US	University of Texas at Austin Office of Telecommun…	UTNET
129.116.0.0/16	🇺🇸 US	University of Texas at Austin Office of Telecommun…	UTNET
146.6.0.0/16	🇺🇸 US	University of Texas at Austin Office of Telecommun…	UTNET
198.213.192.0/18	🇺🇸 US	ITS - Telecommunications and Networking 1 Universi…	UTNET
206.76.64.0/18	🇺🇸 US	University of Texas System	UTNET
198.214.80.0/20	🇺🇸 US	UTAUST-CIDR-198-214-80-0	UTNET
198.214.250.0/23	🇺🇸 US		UTNET