Public DNS servers

Search by IP, ASN, organization, or country. Copy DNS IPs instantly, and run WHOIS checks.

Browse by country WHOIS tool TXT CSV JSON

Google Public DNS

Global anycast, widely compatible

IPv4

8.8.8.8, 8.8.4.4

IPv6

2001:4860:4860::8888, 2001:4860:4860::8844

Docs https://developers.google.com/speed/public-dns

Cloudflare 1.1.1.1

Fast resolver, privacy focused

IPv4

1.1.1.1

IPv6

2606:4700:4700::1111

Docs https://developers.cloudflare.com/1.1.1.1/ip-addresses/

Cisco Umbrella / OpenDNS

Reliable, phishing protection

IPv4

208.67.222.222, 208.67.220.220

Docs https://umbrella.cisco.com/

Quad9

Blocks malicious domains

IPv4

9.9.9.9, 149.112.112.112

IPv6

2620:fe::fe, 2620:fe::9

Docs https://quad9.net/service/service-addresses-and-features/

AdGuard DNS

Blocks ads and trackers

IPv4

94.140.14.14, 94.140.15.15

IPv6

2a10:50c0::ad1:ff, 2a10:50c0::ad2:ff

Docs https://adguard-dns.io/en/public-dns.html

CleanBrowsing

Security filter, blocks malware

IPv4

185.228.168.9, 185.228.169.9

IPv6

2a0d:2a00:1::2, 2a0d:2a00:2::2

Docs https://cleanbrowsing.org/

Live IPv4

10,517

Live IPv6

169

Total Live

10,686

Last source update

10-01-2026 22:34:55 (GMT)

Last probe run

10-01-2026 21:46:24 (GMT)

Tip: click any IP’s “Copy” button, or open WHOIS from Tools.

Top resolvers for United Kingdom

Total records: 10,686

Public DNS resolver list
IP	Country	ASN	Org	Status	Last checked	Tools
`77.68.94.230`	United Kingdom	AS8560	IONOS SE	OK	10-01-2026 00:29:13 (GMT)	WHOIS
`194.72.35.194`	United Kingdom	AS2856	British Telecommunications PLC	OK	10-01-2026 00:28:51 (GMT)	WHOIS
`8.208.2.65`	United Kingdom	AS45102	Alibaba US Technology Co., Ltd.	OK	10-01-2026 00:28:36 (GMT)	WHOIS
`195.224.148.52`	United Kingdom	AS5413	Daisy Corporate Services Trading Ltd	OK	10-01-2026 00:28:24 (GMT)	WHOIS
`134.209.17.114`	United Kingdom	AS14061	DIGITALOCEAN-ASN	OK	10-01-2026 00:27:58 (GMT)	WHOIS

Meaning of statuses

OK: answers typical queries, NXDOMAIN behaves normally
NX_HIJACK: NXDOMAIN test did not return NXDOMAIN
TIMEOUT: no response
BAD: unusual response