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DNS Lookup Tool

DNS Records

Perform high-speed querying of A, AAAA, MX, CNAME, TXT, and NS records for any domain name.

Turkey National Cyber Security Status (USOM)

SAFE: No active restrictions found in USOM registry
Clean / Allowed

Target Address

137.138.6.72

BGP Autonomous System (ASN)

AS513 (CERN - CERN - European Organization for Nuclear Research, CH) [CH]

Name Servers (NS)

Record Type: NS
4 Records
Target b0.nic.cern IP
IPv4 65.22.225.1 IPv6 2a01:8840:db::1
ASN
AS12041 (AS-AFILIAS1 - Afilias, Inc., US) [US] AS12041 (AS-AFILIAS1 - Afilias, Inc., US) [IE]
Target a0.nic.cern IP
IPv4 65.22.224.1 IPv6 2a01:8840:da::1
ASN
AS12041 (AS-AFILIAS1 - Afilias, Inc., US) [US] AS12041 (AS-AFILIAS1 - Afilias, Inc., US) [IE]
Target a2.nic.cern IP
IPv4 65.22.227.1 IPv6 2a01:8840:dd::1
ASN
AS207266 (AFiLIAS-SECONDARY-DNS - Identity Digital Limited, IE) [US] AS207266 (AFiLIAS-SECONDARY-DNS - Identity Digital Limited, IE) [IE]
Target c0.nic.cern IP
IPv4 65.22.226.1 IPv6 2a01:8840:dc::1
ASN
AS12041 (AS-AFILIAS1 - Afilias, Inc., US) [US] AS12041 (AS-AFILIAS1 - Afilias, Inc., US) [IE]
DNS Resolution Roadmap
Resolution started: querying NS (Name Server) records for nic.cern.
Step 1: Querying local DNS resolver...
Success! Authorized NS records retrieved from local DNS resolver.

IP Addresses (A) (IPv4)

Record Type: A
1 Records
IP Address 137.138.6.72 ASN Info AS513 (CERN - CERN - European Organization for Nuclear Research, CH) [CH]

IP Addresses (AAAA) (IPv6)

Record Type: AAAA
1 Records
IPv6 Address 2001:1458:201:8b::100:23b ASN Info AS513 (CERN - CERN - European Organization for Nuclear Research, CH) [CH]

Mail Servers (MX)

Record Type: MX
0 Records
No records found.

Text Records (TXT)

Record Type: TXT
0 Records
No records found.

Alias Records (CNAME)

Record Type: CNAME
0 Records
No records found.

Start of Authority (SOA)

Record Type: SOA
1 Records
Primary NS / Admin a0.nic.cern
alerts.afilias.info 		Serial / Refresh S: 1782804785
R: 86400 		Expire / Min E: 3600000
M: 3600