`acknowledgment.uk`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:246b^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:c094^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.36.107^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.192.148^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`apollo.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b42^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`apollo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c142^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`apollo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2142^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`apollo.ns.cloudflare.com`
		A	108.162.193.66^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`apollo.ns.cloudflare.com`
		A	172.64.33.66^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`apollo.ns.cloudflare.com`
		A	173.245.59.66^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`apollo.ns.cloudflare.com`
NS	`april.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a42^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c042^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`april.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2042^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`april.ns.cloudflare.com`
		A	108.162.192.66^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
		A	172.64.32.66^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
		A	173.245.58.66^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.36.107, 172.67.192.148
		IPv6	2606:4700:3033::6815:246b, 2606:4700:3037::ac43:c094
SOA	`apollo.ns.cloudflare.com`dns@cloudflare.com serial=2399205956

`uk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns1.nic.uk` ⭐
	NS	`dns2.nic.uk`
	NS	`dns3.nic.uk`
	NS	`dns4.nic.uk`
	NS	`nsa.nic.uk`
	NS	`nsb.nic.uk`
	NS	`nsc.nic.uk`
	NS	`nsd.nic.uk`
	SOA	`dns1.nic.uk`hostmaster@nic.uk serial=1774620941

Same first word

acknowledgment.uk

DNS History

6 records (6 active, 0 former)

●NSapollo.ns.cloudflare.com2026-02-21 → 2026-03-27 · 2 obs

● 2026-02-21 00:37:04
● 2026-03-27 14:21:14

●NSapril.ns.cloudflare.com2026-02-21 → 2026-03-27 · 2 obs

● 2026-02-21 00:37:04
● 2026-03-27 14:21:14

●A104.21.36.1072026-02-21 → 2026-03-27 · 2 obs

● 2026-02-21 00:37:04
● 2026-03-27 14:21:14

●A172.67.192.1482026-02-21 → 2026-03-27 · 2 obs

● 2026-02-21 00:37:04
● 2026-03-27 14:21:14

●A2606:4700:3033::6815:246b2026-02-21 → 2026-03-27 · 2 obs

● 2026-02-21 00:37:04
● 2026-03-27 14:21:14

●A2606:4700:3037::ac43:c0942026-02-21 → 2026-03-27 · 2 obs

● 2026-02-21 00:37:04
● 2026-03-27 14:21:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
uk	dns1.nic.uk, dns3.nic.uk, nsc.nic.uk, nsa.nic.uk...	-
acknowledgment.uk	apollo.ns.cloudflare.com, april.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.66

NS records: apollo.ns.cloudflare.com, april.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for acknowledgment.uk (unsigned zone)

⏱️ Timing

Total: 690ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.36.107, 172.67.192.148`
AAAA	2	`2606:4700:3033::6815:246b, 2606:4700:3037::ac43:c094`
NS	2	`apollo.ns.cloudflare.com, april.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`apollo.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

acknowledgment.uk resolves to four IP numbers: 2606:4700:3033::6815:246b, 2606:4700:3037::ac43:c094, 104.21.36.107 and 172.67.192.148.

other host names for instance www.kinctiq.xyz, kezy.abcplay.online, dhsec.cn, psg.bg and elektronischedrumshop.nl share IP numbers with acknowledgment.uk.

Name Servers

acknowledgment.uk is delegated to two name servers: apollo.ns.cloudflare.com and april.ns.cloudflare.com.

acknowledgment.uk shares the same name server setup as other domains, for example grupamaria.pl, datebee.com, sumerli.com.tr, kassla.com and dddhouse.com.

acknowledgment.uk at least partially shares name servers with other domains, for instance hd(0x736578)sizle.online, buya.de, 918zf.net, krohn-photos.com and startinauburn.com.

These name servers are often used with crystal.ns.cloudflare.com and christian.ns.cloudflare.com.

Host names with six IP numbers:

apollo.ns.cloudflare.com points to: 2606:4700:58::adf5:3b42, 2803:f800:50::6ca2:c142, 2a06:98c1:50::ac40:2142, 108.162.193.66, 172.64.33.66 and 173.245.59.66; april.ns.cloudflare.com points to: 2606:4700:50::adf5:3a42, 2803:f800:50::6ca2:c042, 2a06:98c1:50::ac40:2042, 108.162.192.66, 172.64.32.66 and 173.245.58.66.

acknowledgment.uk - robtex.com