H3G-Austria-AS

AS25255 · ==> TELE2 AUSTRIA <== ==> Mynet <== ==> KELAG <== ==> MUELLER <== · AT · RIPENCC

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3

Upstream providers

5

Downstream customers

731k

v4 addresses

5

v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6

Provider	First Seen	Last Seen	Peers	AF
A1TELEKOM-AT AS8447	2024-09-01 1y 9mo	2026-06-09	338 peers AS209 AS999 AS3549 AS6762 AS6830 AS8220 AS12956 AS51185 AS52468	v4 v6
AS53667 AS53667	2024-11-07 1y 7mo	2026-06-09	200 peers AS209 AS1299 AS2914 AS3214 AS3257 AS3491 AS3549 AS4128 AS5580 AS6082 AS6453 AS6461 AS6762 AS6830 AS7018 AS7768 AS8582 AS12956 AS15562 AS15692 AS16276 AS17290 AS17660 AS48237 AS52873 AS55720 AS57866 AS132884 AS151704 AS199524 AS216285 AS262462 AS267613 AS398465	v4 v6
NEXTLAYER-AS AS1764	2024-09-01 1y 9mo	2026-06-09	193 peers AS260 AS1031 AS3257 AS3491 AS4775 AS5580 AS6453 AS6830 AS7018 AS12956 AS14907 AS16276 AS17660 AS24516 AS37697 AS51185 AS52468 AS56457 AS132884 AS134823 AS151704 AS197580 AS199524 AS216285	v4 v6

Customers (5)

Addr family: All IPv4 IPv6

Customer	Country	First Seen	Last Seen	IPs	Peers	AF
UTA-AS AS8437	AT	2024-09-01 1y 9mo	2026-06-09	651k	333 peers AS209 AS260 AS999 AS1031 AS3257 AS3491 AS3549 AS4775 AS5580 AS6453 AS6762 AS6830 AS7018 AS8220 AS12956 AS14907 AS16276 AS17660 AS24516 AS32590 AS37697 AS51185 AS52468 AS56457 AS132884 AS134823 AS151704 AS197580 AS199524 AS216285 AS264479	v4 v6
AS12635 AS12635	AT	2024-09-01 1y 9mo	2026-06-09	—	26 peers AS209 AS260 AS701 AS1273 AS3491 AS5580 AS6453 AS6762 AS6830 AS7018 AS8582 AS12956 AS16276 AS17350 AS37468 AS52873 AS199524 AS216285 AS271253 AS328840 AS328964	v4 v6
MYNET-AS AS31543	AT	2024-09-01 1y 9mo	2026-06-09	37k	29 peers AS209 AS260 AS3257 AS3549 AS5580 AS8582	v4 v6
STAKA-AS AS41491	AT	2024-09-01 1y 9mo	2026-06-09	15k	50 peers AS209 AS260 AS3257 AS3549 AS5580 AS8582	v4 v6
KELAG1 AS35579	AT	2024-09-20 1y 8mo	2026-06-09	18k	153 peers AS260 AS5580	v4 v6

Network Size

IPv4 and IPv6 prefixes originated over time

39

v4 prefixes

731k

v4 addresses

5

v6 prefixes

5

v6 /32s

Downstream Customers Over Time

Count of distinct downstream customers per snapshot date

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching

2026-03-12

Lost Transit

KELAG1 AS35579 → lost provider H3G-Austria-AS AS25255

Confidence: 85% Duration: 537d

⇄

2026-01-29

New Transit

H3G-Austria-AS AS25255 → added provider AS53667 AS53667

Confidence: 90%

⇄

2025-10-13

Lost Transit

H3G-Austria-AS AS25255 → lost provider AS53667 AS53667

Confidence: 85% Duration: 339d

⇄

2025-08-04

New Transit

H3G-Austria-AS AS25255 → added provider AS53667 AS53667

Confidence: 90%

⇄

2025-07-26

Lost Transit

H3G-Austria-AS AS25255 → lost provider AS53667 AS53667

Confidence: 85% Duration: 260d

⇄

2025-05-21

Lost Transit

KELAG1 AS35579 → lost provider H3G-Austria-AS AS25255

Confidence: 85% Duration: 242d

⇄

2025-02-04

Lost Transit

KELAG1 AS35579 → lost provider H3G-Austria-AS AS25255

Confidence: 85% Duration: 136d

⇄

2025-01-18

New Transit

KELAG1 AS35579 → added provider H3G-Austria-AS AS25255

Confidence: 90%

⇄

2025-01-04

Lost Transit

KELAG1 AS35579 → lost provider H3G-Austria-AS AS25255

Confidence: 85% Duration: 105d

⇄

2024-11-08

New Transit

H3G-Austria-AS AS25255 → added provider AS53667 AS53667

Confidence: 90%

⇄

2024-10-16

Lost Transit

KELAG1 AS35579 → lost provider H3G-Austria-AS AS25255

Confidence: 85% Duration: 25d

⇄

2024-09-21

New Transit

KELAG1 AS35579 → added provider H3G-Austria-AS AS25255

Confidence: 90%

⇄

2024-09-02

New Transit

STAKA-AS AS41491 → added provider H3G-Austria-AS AS25255

Confidence: 90%

⇄

2024-09-02

New Transit

MYNET-AS AS31543 → added provider H3G-Austria-AS AS25255

Confidence: 90%

⇄

2024-09-02

New Transit

H3G-Austria-AS AS25255 → added provider A1TELEKOM-AT AS8447

Confidence: 90%

⇄

2024-09-02

New Transit

H3G-Austria-AS AS25255 → added provider NEXTLAYER-AS AS1764

Confidence: 90%

⇄

2024-09-02

New Transit

AS12635 AS12635 → added provider H3G-Austria-AS AS25255

Confidence: 90%

⇄

2024-09-02

New Transit

UTA-AS AS8437 → added provider H3G-Austria-AS AS25255

Confidence: 90%

⇄

Renewal Calendar

Active providers first seen 11–13 months ago — possible annual contract renewals

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