AS51929 — IT-mastaren Mitt AB
AS Name: ITM-SE
Organization: ORG-AA1579-RIPE
Registry: RIPE
aut-num: AS51929
as-name: ITM-SE
org: ORG-AA1579-RIPE
admin-c: DUMY-RIPE
tech-c: DUMY-RIPE
remarks: ===================================================
remarks: Upstream
remarks: ===================================================
import: from AS2119 accept any
import: from AS8434 accept any
import: from AS57208 accept any
export: to AS2119 announce AS-ITMASTAREN
export: to AS8434 announce AS-ITMASTAREN
export: to AS57208 announce AS-ITMASTAREN
remarks: ===================================================
remarks: Downstream
remarks: ===================================================
import: from AS201087 accept AS201087
import: from AS203471 accept AS203471
import: from AS42251 accept AS42251
import: from AS210905 accept AS210905
import: from AS213188 accept AS213188
export: to AS201087 announce any
export: to AS203471 announce any
export: to AS42251 announce any
export: to AS210905 announce any
export: to AS213188 announce any
remarks: ===================================================
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: IT-MASTAREN-MNT
mnt-by: MNT-ADVANIA-AB
created: 2010-11-30T15:49:47Z
last-modified: 2025-11-18T21:16:16Z
source: RIPE
remarks: ****************************
remarks: * THIS OBJECT IS MODIFIED
remarks: * Please note that all data that is generally regarded as personal
remarks: * data has been removed from this object.
remarks: * To view the original object, please query the RIPE Database at:
remarks: * http://www.ripe.net/whois
remarks: ****************************
Direct Membership
Macros that directly list AS51929 as a member:
AS-ITMASTAREN(6 members)
AS-TELENORSE-CUST(70 members)
Expanded Membership
All macros containing AS51929 (directly or via nested macros): 74
Show 74 macros
AS-ITMASTAREN(6 ASNs)
AS-TELENORSE-CUST(308 ASNs)
AS-TELENORSE(350 ASNs)
AS-TELENOR(465 ASNs)
AS-PORTLANE(1,523 ASNs)
AS-TELIANETSE-V6(1,660 ASNs)
AS-TELIANETSE(1,707 ASNs)
AS-TELE2-SE(1,883 ASNs)
AS-DAXNET(2,172 ASNs)
AS-SWIPNET(2,172 ASNs)
AS-SWIPNETEURO(2,172 ASNs)
AS-TELE2(2,172 ASNs)
AS-NAO-PEERS(3,072 ASNs)
AS-LEVEL3-IPV6(3,475 ASNs)
AS-SOLIX-RS(4,348 ASNs)
AS544:AS-TELIA(4,975 ASNs)
AS-LITIX-V6(22,027 ASNs)
AS-LIXP(25,221 ASNs)
AS-LITIX(28,046 ASNs)
AS207800:AS-RTIX-SET(39,194 ASNs)
AS-SONIX(41,963 ASNs)
AS-C4LPEERS(70,320 ASNs)
AS3320:AS-DTAG-V6(71,426 ASNs)
AS-DTAG(72,392 ASNs)
AS3320:AS-DTAG(72,392 ASNs)
AS2914:AS-EUROPE-V6(73,647 ASNs)
AS-EBONE(73,672 ASNs)
AS-VERIO-EUROPE(74,186 ASNs)
AS2914:AS-EUROPE(74,186 ASNs)
AS-OPENPEERINGPEERS(76,528 ASNs)
AS-OPENPEERINGPEERS-EU(76,536 ASNs)
AS30781:AS-JAGUAR-PEERING-AMS-IX(78,176 ASNs)
AS-1-IX(79,814 ASNs)
AS31561:AS-MEMBERS-AMS(79,814 ASNs)
AS31561:AS-MEMBERS(79,895 ASNs)
AS-STOLON-PEERING(79,897 ASNs)
AS-HOPUS(80,866 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-1-IX-WAW(82,799 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-AMS-IX(83,547 ASNs)
AS-1-IX-WAW-V6(84,590 ASNs)
AS-KLNK-IX(85,102 ASNs)
AS-NL-IX-RS(85,102 ASNs)
AS-CESNET-NIX-PEERS(85,295 ASNs)
AS-TELIANETEU-V6(85,444 ASNs)
AS1299:AS-TWELVE99-EU-V6(85,444 ASNs)
AS-TELIANETEU(85,632 ASNs)
AS1299:AS-TWELVE99-EU-V4(85,632 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)
AS-CLOUD-IX-PRO(100,911 ASNs)
AS-MERKEL-PEERS(100,925 ASNs)
Upstream AS Paths
23 unique paths, avg length 4.9
AS Looking Glass
Upstream paths (matching graph above)
All 23 Upstream Paths
Complete list of all observed paths
AS51929 IPv4 Address Subnets (9)
| 81.94.160.0/21 | 🇸🇪 SE | SE-ITM-20110128 | ITM-SE |
| 185.58.76.0/22 | 🇸🇪 SE | SE-ITM-20140610 | ITM-SE |
| 193.183.200.0/22 | 🇸🇪 SE | SE-ITM-v4-20170328 | ITM-SE |
| 81.94.172.0/22 | 🇸🇪 SE | SE-ITM-20110128 | ITM-SE |
| 81.94.168.0/23 | 🇸🇪 SE | SE-ITM-20110128 | ITM-SE |
| 81.94.170.0/23 | 🇸🇪 SE | SE-ITM-20110128 | ITM-SE |
| 81.94.172.0/23 | 🇸🇪 SE | SE-ITM-20130118 | ITM-SE |
| 81.94.174.0/23 | 🇸🇪 SE | SE-ITM-20130118 | ITM-SE |
| 193.180.206.0/24 | 🇸🇪 SE | Lakarforbundet v4 Aggregate | ITM-SE |
AS51929 IPv6 Address Subnets (1)
| 2a00:7800::/32 | 🇸🇪 SE | ITM v6 Aggregate | ITM-SE |