`13ok.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:37af^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:95b8^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.55.175^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.149.184^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ajay.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b38^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c138^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ajay.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2138^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ajay.ns.cloudflare.com`
		A	108.162.193.56^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
		A	172.64.33.56^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
		A	173.245.59.56^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
NS	`olivia.ns.cloudflare.com`
		A	2606:4700:50::a29f:26dd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olivia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2dd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`olivia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22dd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`olivia.ns.cloudflare.com`
		A	108.162.194.221^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olivia.ns.cloudflare.com`
		A	162.159.38.221^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olivia.ns.cloudflare.com`
		A	172.64.34.221^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olivia.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.55.175, 172.67.149.184
		IPv6 hints	2606:4700:3030::6815:37af, 2606:4700:3034::ac43:95b8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=60, name=cloudflare-ech.com
SOA	`ajay.ns.cloudflare.com`dns@cloudflare.com serial=2400068648

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034771885

Subdomains

www.13ok.cn

Same first word

13ok.cn

13ok.de

Similar names

ok13.mobi

ko31.com

ko31.cn

ok13.win

13ko.com

31ok.cn

ok31.ru

ko13.de

ko13.ru

DNS History

16 records (6 active, 10 former)

●NSajay.ns.cloudflare.com2026-04-10 → 2026-05-09 · 3 obs

○ 2016-11-30 04:29:30
● 2026-04-10 15:10:46
● 2026-05-09 19:34:14

○NSdns13.hichina.com2015-08-22 → 2016-04-15 · 4 obs

● 2015-08-22 10:56:24
● 2016-04-15 10:32:36
○ 2016-11-30 04:29:30
○ 2026-05-09 19:34:14

○NSdns14.hichina.com2015-08-22 → 2016-04-15 · 4 obs

● 2015-08-22 10:56:24
● 2016-04-15 10:32:36
○ 2026-04-10 15:10:46
○ 2026-05-09 19:34:14

○NSns1.22.cn2016-11-30 → 2016-11-30 · 4 obs

○ 2016-04-15 10:32:36
● 2016-11-30 04:29:30
○ 2026-04-10 15:10:46
○ 2026-05-09 19:34:14

●NSolivia.ns.cloudflare.com2026-04-10 → 2026-05-09 · 3 obs

○ 2016-11-30 04:29:30
● 2026-04-10 15:10:46
● 2026-05-09 19:34:14

○A103.24.2.1722016-11-30 → 2016-11-30 · 4 obs

○ 2016-04-15 10:32:36
● 2016-11-30 04:29:30
○ 2026-04-10 15:10:46
○ 2026-05-09 19:34:14

●A104.21.55.1752026-04-10 → 2026-05-09 · 5 obs

○ 2016-11-30 04:29:30
● 2026-04-10 15:10:46
○ 2026-04-13 22:34:28
● 2026-04-18 02:03:36
● 2026-05-09 19:34:14

●A172.67.149.1842026-04-10 → 2026-05-09 · 5 obs

○ 2016-11-30 04:29:30
● 2026-04-10 15:10:46
○ 2026-04-13 22:34:28
● 2026-04-18 02:03:36
● 2026-05-09 19:34:14

○A174.139.169.212015-08-22 → 2015-08-22 · 3 obs

● 2015-08-22 10:56:24
○ 2015-12-21 20:53:54
○ 2026-05-09 19:34:14

○A174.139.169.222015-12-21 → 2016-04-15 · 5 obs

○ 2015-08-22 10:56:24
● 2015-12-21 20:53:54
● 2016-04-15 10:32:36
○ 2016-11-30 04:29:30
○ 2026-05-09 19:34:14

○A188.114.96.02026-04-13 → 2026-04-13 · 4 obs

○ 2026-04-10 15:10:46
● 2026-04-13 22:34:28
○ 2026-04-18 02:03:36
○ 2026-05-09 19:34:14

○A188.114.97.02026-04-13 → 2026-04-13 · 4 obs

○ 2026-04-10 15:10:46
● 2026-04-13 22:34:28
○ 2026-04-18 02:03:36
○ 2026-05-09 19:34:14

●A2606:4700:3030::6815:37af2026-04-10 → 2026-05-09 · 5 obs

○ 2016-11-30 04:29:30
● 2026-04-10 15:10:46
○ 2026-04-13 22:34:28
● 2026-04-18 02:03:36
● 2026-05-09 19:34:14

●A2606:4700:3034::ac43:95b82026-04-10 → 2026-05-09 · 5 obs

○ 2016-11-30 04:29:30
● 2026-04-10 15:10:46
○ 2026-04-13 22:34:28
● 2026-04-18 02:03:36
● 2026-05-09 19:34:14

○A2a06:98c1:3120::2026-04-13 → 2026-04-13 · 4 obs

○ 2026-04-10 15:10:46
● 2026-04-13 22:34:28
○ 2026-04-18 02:03:36
○ 2026-05-09 19:34:14

○A2a06:98c1:3121::2026-04-13 → 2026-04-13 · 4 obs

○ 2026-04-10 15:10:46
● 2026-04-13 22:34:28
○ 2026-04-18 02:03:36
○ 2026-05-09 19:34:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...	-
13ok.cn	ajay.ns.cloudflare.com, olivia.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.221

NS records: ajay.ns.cloudflare.com, olivia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 13ok.cn (unsigned zone)

⏱️ Timing

Total: 877ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.149.184, 104.21.55.175`
AAAA	2	`2606:4700:3030::6815:37af, 2606:4700:3034::ac43:95b8`
NS	2	`ajay.ns.cloudflare.com, olivia.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ajay.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

13ok.cn is the parent of www.13ok.cn.

IP Addresses

13ok.cn points to four IP numbers: 2606:4700:3030::6815:37af, 2606:4700:3034::ac43:95b8, 104.21.55.175 and 172.67.149.184.

For instance, other host names sydneycoachhire.net.au, member.ufabet369.vet, theedesigner.in, pickandroll.gr and depetrillos.com share IP numbers with 13ok.cn.

Name Servers

13ok.cn is delegated to two name servers: ajay.ns.cloudflare.com and olivia.ns.cloudflare.com.

13ok.cn uses the same name server setup as other domains such as gqyms.cn, fjce.cn, lunchongwuyiyuan.cn, 021nianhuo.cn and ht368.cn.

13ok.cn shares name servers with other domains at least partially, for example visionzenithmetrics.digital, hfkdojbh.top, artszzuk.cc, ukiwyos.cc and bcnproduction.com.

These name servers are commonly used with the name servers peyton.ns.cloudflare.com and paityn.ns.cloudflare.com.

Host names with six IP numbers: host name ajay.ns.cloudflare.com points to: 2606:4700:58::adf5:3b38, 2803:f800:50::6ca2:c138, 2a06:98c1:50::ac40:2138, 108.162.193.56, 172.64.33.56 and 173.245.59.56; host name olivia.ns.cloudflare.com points to: 2606:4700:50::a29f:26dd, 2803:f800:50::6ca2:c2dd, 2a06:98c1:50::ac40:22dd, 108.162.194.221, 162.159.38.221 and 172.64.34.221.

13ok.cn - robtex.com

13ok.cn

cn

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

`13ok.cn`

`cn`