DBC-AS

AS24853 · Danish Bibliographic Centre A/S supplies access to bibliographic services, to the Danish public libraries the Danish educational and research libraries and directly to the Danish public. · DK · RIPENCC

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2

Upstream providers

0

Downstream customers

1.3k

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	Confidence	AF
Cibicom-IP-Network AS3342	2025-03-27 1y 2mo	2026-06-09	101 peers AS209 AS260 AS513 AS999 AS1213 AS1273 AS2500 AS2914 AS3257 AS5580 AS6424 AS6461 AS6730 AS6762 AS6830 AS6894 AS8582 AS12956 AS14537 AS15562 AS16276 AS17660 AS29680 AS35280 AS49544 AS52873 AS136557 AS206271 AS216285 AS271253		v4 v6
GlobalConnect-AS31027 AS31027	2024-09-01 1y 9mo	2026-06-09	78 peers AS701 AS1031 AS3130 AS3491 AS4128 AS6082 AS6453 AS6461 AS6762 AS6830 AS7018 AS8220 AS12956 AS14315 AS16276 AS17350 AS19529 AS24516 AS37497 AS63956 AS64112 AS197580 AS199524 AS215230 AS262427 AS271253 AS328206 AS328840 AS398465		v4 v6

Customers (0)

Addr family: All IPv4 IPv6

No customers in current snapshot.

Network Size

IPv4 and IPv6 prefixes originated over time

2

v4 prefixes

1.3k

v4 addresses

1

v6 prefixes

8

v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching

2025-06-27

New Transit

DBC-AS AS24853 → added provider GlobalConnect-AS31027 AS31027

Confidence: 90%

⇄

2025-06-18

Lost Transit

DBC-AS AS24853 → lost provider GlobalConnect-AS31027 AS31027

Confidence: 85% Duration: 289d

⇄

2025-03-28

New Transit

DBC-AS AS24853 → added provider Cibicom-IP-Network AS3342

Confidence: 90%

⇄

2024-09-02

New Transit

DBC-AS AS24853 → added provider GlobalConnect-AS31027 AS31027

Confidence: 90%

⇄

Renewal Calendar

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

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