RDAP / Whois lookup

Look up authoritative registration records for a domain, IP, network prefix or ASN. Subdomains are resolved to their registrable domain automatically.

AS205196

Record foundRIPE NCC

BIGCORE-ASN

RDAP is structured authoritative registration data. Registration records and contacts do not establish current routing, device location or network safety.

Queried at10/20/2026, 02:57:05Local authoritative snapshot

ASN profile Network topology BGP routes

Resource type: Autonomous system
Registry: RIPE NCC
Registration country / region: Not provided by registry
Registration status: Active
Registered at: 10/18/2017, 09:41:55
Last changed: 6/5/2026, 12:06:29

Resource rangeAS205196 – AS205196Autonomous system

Resource records1ASN count

Public contacts5Published by the registry

Registry events2Authoritative change record

Authoritative registration details

Registry handle: AS205196
Name: BIGCORE-ASN
Allocation type: Not provided by registry
Parent handle: Not provided by registry
Whois server: whois.ripe.net
Authoritative RDAP host: rdap.db.ripe.net

Address and number range

Resource range: AS205196 – AS205196
Address family: Not applicable
Resource records: Not applicable

Registration entities and contacts

Only public fields from the authoritative RDAP response are shown. Roles are assigned by the registry.

5 entities

AdministrativeTechnical

EMIR CERRAHOGLUEC8482-RIPE

+13474175707

1717, 447 Broadway, 2nd Floor, New York, NY, New York, US, 10013

Registrant

BIG CORE LLCORG-BCL30-RIPE

+905323120404

9F-1 No11 Sanrong 15th. Rd. Wuri · 414 · Taichung · TAIWAN, PROVINCE OF CHINA

Registrant

ORG-NCC1-RIPERIPE-NCC-END-MNT

Not provided by registry

Registrant

us-bigcore-1-mntus-bigcore-1-mnt

Not provided by registry

Abuse

Abuse-C RoleAR43446-RIPE

abuse@bigcore.net

1717, 447 Broadway, 2nd Floor, New York, NY, New York, US, 10013 · New York · NY, USA

Registration and change events

2 events

Event	Time (UTC)	Actor
Last changed	6/5/2026, 12:06:29	Not provided by registry
Registration	10/18/2017, 09:41:55	Not provided by registry

Terms and remarks

Registry notices are shown verbatim so their authoritative meaning is not altered.

4 notices

FilteredThis output has been filtered.

Whois Inaccuracy ReportingIf you see inaccuracies in the results, please visit:

SourceObjects returned came from source RIPE

Terms and ConditionsThis is the RIPE Database query service. The objects are in RDAP format.

CHA.LA authoritative RDAP snapshotIANA Bootstrap only locates the responsible registration service. Data comes from the corresponding RIR or domain registry and is cached locally by query target.Authoritative source: RIPE NCC · rdap.db.ripe.net