BISPING

AS20686 · ISP & Citycarrier, Germany Backbone, DSL, Dial-In, Hosting, Fiber for more information: www.bisping.net Technical contact: BISP-RIPE === NBG N-IX === = NETDISCOUNTER = = NORIS = = N-IX = = CORE-BACKBONE = = TEAMIX = = OSN = = VOLLMAR = = HETZNER = = TNIB = = TMT = = MNET = === FFM KLEYREX=== = GHOSTNET = = PROBENETWORKS = = AKAMAI = = QSC = === FFM === = REGIONET = === CUSTOMERS === == GEOBRA-BRANDSTAETTER-1 == == NWS == == Dorfner == == RZH == == FIS == === DEFAULT === upstream-telia · DE · RIPENCC

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3

Upstream providers

3

Downstream customers

87k

v4 addresses

8

v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6

Provider	First Seen	Last Seen	Peers	AF
TWELVE99 AS1299	2024-09-01 1y 9mo	2026-06-09	190 peers AS174 AS999 AS1351 AS2500 AS2914 AS3130 AS3491 AS4128 AS4641 AS6082 AS6424 AS6461 AS6762 AS6830 AS7018 AS11039 AS12956 AS13786 AS13830 AS14315 AS16276 AS16552 AS17350 AS19529 AS20080 AS21700 AS24516 AS28634 AS37239 AS37468 AS38008 AS40864 AS41811 AS45437 AS46997 AS49544 AS49605 AS51185 AS52468 AS52873 AS53828 AS55720 AS56457 AS61049 AS61138 AS61568 AS61832 AS63956 AS64112 AS132825 AS134823 AS136557 AS151326 AS151704 AS197580 AS199524 AS212271 AS216285 AS262427 AS263009 AS263152 AS264479 AS327960 AS328840 AS328964	v4 v6
DTAG AS3320	2024-09-01 1y 9mo	2026-06-09	74 peers AS835 AS917 AS4641 AS4775 AS6453 AS6830 AS16276 AS49434 AS132884 AS142289	v4 v6
CORE-BACKBONE AS33891	2024-09-01 1y 9mo	2026-06-09	24 peers AS209 AS260 AS2914 AS3257 AS3549 AS5580 AS8582 AS15562	v4 v6

Customers (3)

Addr family: All IPv4 IPv6

No customers in current snapshot.

Network Size

IPv4 and IPv6 prefixes originated over time

12

v4 prefixes

87k

v4 addresses

2

v6 prefixes

8

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

2026-04-18

Lost Transit

RZHAS-AS AS44973 → lost provider BISPING AS20686

Confidence: 85% Duration: 549d

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2026-02-20

Lost Transit

RZHAS-AS AS44973 → lost provider BISPING AS20686

Confidence: 85% Duration: 492d

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2025-06-21

Lost Transit

NWSGMBH AS205382 → lost provider BISPING AS20686

Confidence: 85% Duration: 292d

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2025-05-02

Lost Transit

RZHAS-AS AS44973 → lost provider BISPING AS20686

Confidence: 85% Duration: 198d

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2025-01-10

New Transit

BISPING AS20686 → added provider DTAG AS3320

Confidence: 90%

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2024-12-05

Lost Transit

BISPING AS20686 → lost provider DTAG AS3320

Confidence: 85% Duration: 94d

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2024-11-24

Possible Trial

RZHAS-AS AS44973 → possible trial with BISPING AS20686

Confidence: 60%

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2024-11-23

Lost Transit

BISPING AS20686 → lost provider DTAG AS3320

Confidence: 85% Duration: 82d

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2024-10-16

Lost Transit

RZHAS-AS AS44973 → lost provider BISPING AS20686

Confidence: 85%

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2024-09-02

New Transit

FISASP AS205496 → added provider BISPING AS20686

Confidence: 90%

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2024-09-02

New Transit

NWSGMBH AS205382 → added provider BISPING AS20686

Confidence: 90%

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2024-09-02

New Transit

GEOBRA-BRANDSTAETTER AS44231 → added provider BISPING AS20686

Confidence: 90%

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2024-09-02

New Transit

BISPING AS20686 → added provider CORE-BACKBONE AS33891

Confidence: 90%

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2024-09-02

New Transit

BISPING AS20686 → added provider DTAG AS3320

Confidence: 90%

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2024-09-02

New Transit

BISPING AS20686 → added provider TWELVE99 AS1299

Confidence: 90%

⇄

Renewal Calendar

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

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