zero.ac - dns.ninja

`zero.ac`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::ac43:94aa^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:5fda^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.95.218^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.148.170^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ken.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b7f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ken.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ken.ns.cloudflare.com`
		A	108.162.193.127^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	172.64.33.127^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
		A	173.245.59.127^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ken.ns.cloudflare.com`
NS	`may.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a87^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c087^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`may.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2087^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`may.ns.cloudflare.com`
		A	108.162.192.135^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	172.64.32.135^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
		A	173.245.58.135^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`may.ns.cloudflare.com`
TXT	`hello`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.95.218, 172.67.148.170
		IPv6 hints	2606:4700:3030::ac43:94aa, 2606:4700:3031::6815:5fda
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=216, name=cloudflare-ech.com
SOA	`ken.ns.cloudflare.com`dns@cloudflare.com serial=2406141377

`ac`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.ac` ⭐
	NS	`a2.nic.ac`
	NS	`b0.nic.ac`
	NS	`c0.nic.ac`
	SOA	`a0.nic.ac`hostmaster@donuts.email serial=1781279000

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DNS History

13 records (6 active, 7 former)

●NSken.ns.cloudflare.com2026-02-17 → 2026-06-12 · 3 obs

○ 2017-12-18 09:07:50
● 2026-02-17 11:29:00
● 2026-06-12 16:05:14

●NSmay.ns.cloudflare.com2026-02-17 → 2026-06-12 · 3 obs

○ 2017-12-18 09:07:50
● 2026-02-17 11:29:00
● 2026-06-12 16:05:14

○NSns1.uniregistrymarket.link2017-12-18 → 2017-12-18 · 3 obs

● 2017-12-18 09:07:50
○ 2026-02-17 11:29:00
○ 2026-06-12 16:05:14

○NSns2.uniregistrymarket.link2017-12-18 → 2017-12-18 · 3 obs

● 2017-12-18 09:07:50
○ 2026-02-17 11:29:00
○ 2026-06-12 16:05:14

●A104.21.95.2182026-02-17 → 2026-06-12 · 22 obs

○ 2017-12-18 09:07:50
● 2026-02-17 11:29:00
○ 2026-02-21 01:57:34
○ 2026-03-12 21:37:22
● 2026-03-15 18:01:20
○ 2026-03-22 20:36:14
○ 2026-03-27 04:03:28
● 2026-03-27 05:42:30
● 2026-04-07 18:34:58
○ 2026-04-10 00:51:34
● 2026-04-11 18:53:22
● 2026-04-19 01:32:42
○ 2026-04-24 12:01:20
● 2026-04-24 19:46:40
● 2026-05-04 19:01:18
○ 2026-05-07 14:35:48
○ 2026-05-20 20:53:56
● 2026-05-27 05:11:18
● 2026-06-04 09:18:52
○ 2026-06-08 08:44:18
● 2026-06-11 04:17:46
● 2026-06-12 16:05:14

●A172.67.148.1702026-02-17 → 2026-06-12 · 22 obs

○A188.114.96.02026-02-21 → 2026-06-08 · 21 obs

○ 2026-02-17 11:29:00
● 2026-02-21 01:57:34
● 2026-03-12 21:37:22
○ 2026-03-15 18:01:20
● 2026-03-22 20:36:14
● 2026-03-27 04:03:28
○ 2026-03-27 05:42:30
○ 2026-04-07 18:34:58
● 2026-04-10 00:51:34
○ 2026-04-11 18:53:22
○ 2026-04-19 01:32:42
● 2026-04-24 12:01:20
○ 2026-04-24 19:46:40
○ 2026-05-04 19:01:18
● 2026-05-07 14:35:48
● 2026-05-20 20:53:56
○ 2026-05-27 05:11:18
○ 2026-06-04 09:18:52
● 2026-06-08 08:44:18
○ 2026-06-11 04:17:46
○ 2026-06-12 16:05:14

○A188.114.97.02026-02-21 → 2026-06-08 · 21 obs

●A2606:4700:3030::ac43:94aa2026-02-17 → 2026-06-12 · 22 obs

●A2606:4700:3031::6815:5fda2026-02-17 → 2026-06-12 · 22 obs

○A2a06:98c1:3120::2026-02-21 → 2026-06-08 · 21 obs

○A2a06:98c1:3121::2026-02-21 → 2026-06-08 · 21 obs

○A69.172.201.1532017-12-18 → 2017-12-18 · 3 obs

● 2017-12-18 09:07:50
○ 2026-02-17 11:29:00
○ 2026-06-12 16:05:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ac	a0.nic.ac, a2.nic.ac, b0.nic.ac, c0.nic.ac	8 records
zero.ac	ken.ns.cloudflare.com, may.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.127

NS records: ken.ns.cloudflare.com, may.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 527ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.95.218, 172.67.148.170`
AAAA	2	`2606:4700:3030::ac43:94aa, 2606:4700:3031::6815:5fda`
NS	2	`ken.ns.cloudflare.com, may.ns.cloudflare.com`
TXT	1	`hello`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ken.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a0.nic.ac, a2.nic.ac, b0.nic.ac...)

Analysis

IP Addresses

zero.ac points to four IP numbers: 104.21.95.218, 172.67.148.170, 2606:4700:3030::ac43:94aa and 2606:4700:3031::6815:5fda.

docsiegal.com, apexmobsgl.com, zoo(0x706f726e)link.(0x706f726e)bourn.pro and two other host names share IP numbers with zero.ac.

Name Servers

Two name servers handle the delegation for zero.ac: ken.ns.cloudflare.com and may.ns.cloudflare.com.

zero.ac uses the same name servers as several other domains — among them axxs.tech, bagshop.pk, puttick.com.au and two more.

There is at least partial name server overlap between zero.ac and other domains — dig88.info, trackcorona.live, 52.174.107.in-addr.arpa and two more among them.

The name servers lisa.ns.cloudflare.com, ns1.colocrossing.com and ns2.colocrossing.com are often found in combination with these name servers.

Hostnames that resolve to 6 IP addresses:

ken.ns.cloudflare.com resolves to 108.162.193.127, 172.64.33.127 and 173.245.59.127 among others, with 3 other IP addresses in total.

may.ns.cloudflare.com resolves to 108.162.192.135, 172.64.32.135 and 173.245.58.135 among others, with 3 other IP addresses in total.