reference.pk - dns.ninja

`reference.pk`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:ab1c^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:376e^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.55.110^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.28^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jim.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b7d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jim.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jim.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jim.ns.cloudflare.com`
		A	108.162.193.125^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jim.ns.cloudflare.com`
		A	172.64.33.125^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jim.ns.cloudflare.com`
		A	173.245.59.125^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jim.ns.cloudflare.com`
NS	`sara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a90^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c090^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2090^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sara.ns.cloudflare.com`
		A	108.162.192.144^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	172.64.32.144^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
		A	173.245.58.144^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sara.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.55.110, 172.67.171.28
		IPv6 hints	2606:4700:3031::ac43:ab1c, 2606:4700:3034::6815:376e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com
SOA	`jim.ns.cloudflare.com`dns@cloudflare.com serial=2410948211

`pk`

	DNSSEC	⚠️ Not signed
	NS	`pknic.pk` ⭐
	NS	`root-c1.pknic.pk`
	NS	`root-c2.pknic.pk`
	NS	`root-e.pknic.pk`
	NS	`root-s.pknic.pk`
	SOA	`pknic.pk`staf(0x664070)knic.net.pk 2026-08-03 #0

Same first word

Similar names

refeernce.com

refernece.com

DNS History

12 records (6 active, 6 former)

●NSjim.ns.cloudflare.com2026-02-19 → 2026-08-02 · 2 obs

● 2026-02-19 09:36:08
● 2026-08-02 20:44:08

●NSsara.ns.cloudflare.com2026-02-19 → 2026-08-02 · 2 obs

● 2026-02-19 09:36:08
● 2026-08-02 20:44:08

●A104.21.55.1102026-02-19 → 2026-08-02 · 15 obs

● 2026-02-19 09:36:08
● 2026-02-26 16:42:16
○ 2026-03-03 00:43:08
○ 2026-03-03 08:09:56
● 2026-03-24 06:44:18
● 2026-05-09 04:28:42
○ 2026-05-10 19:29:26
● 2026-05-31 10:30:14
● 2026-06-10 03:12:30
○ 2026-06-12 13:02:32
● 2026-06-26 13:34:46
○ 2026-07-02 20:21:10
● 2026-07-13 10:10:12
○ 2026-07-18 08:01:48
● 2026-08-02 20:44:08

●A172.67.171.282026-02-19 → 2026-08-02 · 15 obs

○A188.114.96.02026-03-03 → 2026-07-18 · 15 obs

○ 2026-02-19 09:36:08
○ 2026-02-26 16:42:16
● 2026-03-03 00:43:08
● 2026-03-03 08:09:56
○ 2026-03-24 06:44:18
○ 2026-05-09 04:28:42
● 2026-05-10 19:29:26
○ 2026-05-31 10:30:14
○ 2026-06-10 03:12:30
● 2026-06-12 13:02:32
○ 2026-06-26 13:34:46
● 2026-07-02 20:21:10
○ 2026-07-13 10:10:12
● 2026-07-18 08:01:48
○ 2026-08-02 20:44:08

○A188.114.97.02026-03-03 → 2026-07-18 · 15 obs

○A2606:4700:3031::6815:376e2026-02-19 → 2026-06-10 · 11 obs

●A2606:4700:3031::ac43:ab1c2026-06-26 → 2026-08-02 · 6 obs

○ 2026-06-12 13:02:32
● 2026-06-26 13:34:46
○ 2026-07-02 20:21:10
● 2026-07-13 10:10:12
○ 2026-07-18 08:01:48
● 2026-08-02 20:44:08

●A2606:4700:3034::6815:376e2026-06-26 → 2026-08-02 · 6 obs

○ 2026-06-12 13:02:32
● 2026-06-26 13:34:46
○ 2026-07-02 20:21:10
● 2026-07-13 10:10:12
○ 2026-07-18 08:01:48
● 2026-08-02 20:44:08

○A2606:4700:3037::ac43:ab1c2026-02-19 → 2026-06-10 · 11 obs

○A2a06:98c1:3120::2026-03-03 → 2026-07-18 · 15 obs

○A2a06:98c1:3121::2026-03-03 → 2026-07-18 · 15 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pk	root-e.pknic.pk, root-s.pknic.pk, root-c1.pknic.pk, root-c2.pknic.pk	6 records
reference.pk	sara.ns.cloudflare.com, jim.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.144

NS records: sara.ns.cloudflare.com, jim.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pk (unsigned zone)

⏱️ Timing

Total: 464ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.55.110, 172.67.171.28`
AAAA	2	`2606:4700:3031::ac43:ab1c, 2606:4700:3034::6815:376e`
NS	2	`jim.ns.cloudflare.com, sara.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jim.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 6

In-bailiwick: 6 (root-e.pknic.pk, root-s.pknic.pk, root-c1.pknic.pk...)

Analysis

IP Addresses

reference.pk has four IP addresses: 104.21.55.110, 172.67.171.28, 2606:4700:3031::ac43:ab1c and 2606:4700:3034::6815:376e.

zuywsrscience.com, lepetitpavillon.com, chartel.com plus two other host names have IP numbers in common with reference.pk.

Name Servers

DNS delegation for reference.pk points to two name servers: jim.ns.cloudflare.com and sara.ns.cloudflare.com.

The name server configuration of reference.pk is shared with other domains, for instance rabruneautopecas.com.br, forrent.sg, gaijin.se and two others.

reference.pk has at least partial name server overlap with other domains, such as gruppodotcom.it, climahealth.info, caplloyd.com and two others.

It is common to find these name servers paired with the name servers carter.ns.cloudflare.com.

Hosts with 6 IP addresses each:

jim.ns.cloudflare.com has IP addresses 108.162.193.125, 172.64.33.125 and 173.245.59.125, plus 3 other.

sara.ns.cloudflare.com has IP addresses 108.162.192.144, 172.64.32.144 and 173.245.58.144, plus 3 other.