ofken.cn - robtex.com

ofken.cn

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:a4f2πŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A2606:4700:3035::6815:41adπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A104.21.65.173Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
A172.67.164.242πŸ‡ΊπŸ‡Έ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US βœ“ In HTTPS hints
NSoswald.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bdaπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
A2803:f800:50::6ca2:c1daπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRoswald.ns.cloudflare.com
A2a06:98c1:50::ac40:21daπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRoswald.ns.cloudflare.com
A108.162.193.218πŸ‡ΊπŸ‡Έ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
A172.64.33.218πŸ‡ΊπŸ‡Έ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
A173.245.59.218πŸ‡ΊπŸ‡Έ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRoswald.ns.cloudflare.com
NSviolet.ns.cloudflare.com
A2606:4700:50::adf5:3aedπŸ‡ΊπŸ‡Έ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
A2803:f800:50::6ca2:c0edπŸ‡¨πŸ‡· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRviolet.ns.cloudflare.com
A2a06:98c1:50::ac40:20edπŸ‡ΊπŸ‡Έ Cloudflare2a06:98c1:50::/45
PTRviolet.ns.cloudflare.com
A108.162.192.237πŸ‡ΊπŸ‡Έ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
A172.64.32.237πŸ‡ΊπŸ‡Έ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
A173.245.58.237πŸ‡ΊπŸ‡Έ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRviolet.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 βœ“ hints match
IPv4104.21.65.173, 172.67.164.242
IPv62606:4700:3033::ac43:a4f2, 2606:4700:3035::6815:41ad
SOAoswald.ns.cloudflare.comdns@cloudflare.com serial=2397642114

cn

DNSSECπŸ”’ Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034582309

Same first word

Similar names

DNS History

8 records (6 active, 2 former)

202120222023202420252026NSoswald.ns.cloudflare.comviolet.ns.cloudflare.comjm1.dns.comjm2.dns.comA104.21.65.173172.67.164.2422606:4700:3033::ac43:a4f22606:4700:3035::6815:41ad
β—‹NSjm1.dns.com2020-03-20 β†’ 2020-03-20 Β· 3 obs
● 2020-03-20 15:42:32
β—‹ 2026-02-24 00:56:44
β—‹ 2026-03-24 14:31:08
β—‹NSjm2.dns.com2020-03-20 β†’ 2020-03-20 Β· 3 obs
● 2020-03-20 15:42:32
β—‹ 2026-02-24 00:56:44
β—‹ 2026-03-24 14:31:08
●NSoswald.ns.cloudflare.com2026-02-24 β†’ 2026-03-24 Β· 3 obs
β—‹ 2020-03-20 15:42:32
● 2026-02-24 00:56:44
● 2026-03-24 14:31:08
●NSviolet.ns.cloudflare.com2026-02-24 β†’ 2026-03-24 Β· 3 obs
β—‹ 2020-03-20 15:42:32
● 2026-02-24 00:56:44
● 2026-03-24 14:31:08
●A104.21.65.1732026-02-24 β†’ 2026-03-24 Β· 2 obs
● 2026-02-24 00:56:44
● 2026-03-24 14:31:08
●A172.67.164.2422026-02-24 β†’ 2026-03-24 Β· 2 obs
● 2026-02-24 00:56:44
● 2026-03-24 14:31:08
●A2606:4700:3033::ac43:a4f22026-02-24 β†’ 2026-03-24 Β· 2 obs
● 2026-02-24 00:56:44
● 2026-03-24 14:31:08
●A2606:4700:3035::6815:41ad2026-02-24 β†’ 2026-03-24 Β· 2 obs
● 2026-02-24 00:56:44
● 2026-03-24 14:31:08

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
ofken.cnoswald.ns.cloudflare.com, violet.ns.cloudflare.com-

βœ… Authoritative Response

Server:172.64.33.218

NS records: oswald.ns.cloudflare.com, violet.ns.cloudflare.com

πŸ”’ DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn

⏱️ Timing

Total: 3251ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A2104.21.65.173, 172.67.164.242
AAAA22606:4700:3035::6815:41ad, 2606:4700:3033::ac43:a4f2
NS2oswald.ns.cloudflare.com, violet.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1oswald.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

ofken.cn refers to four IP numbers: 2606:4700:3033::ac43:a4f2, 2606:4700:3035::6815:41ad, 104.21.65.173 and 172.67.164.242.

Other host names, for instance socialwelfaretraining.co.uk, jbhomeimprovementsinc.com, jco77gb.pro, saltoquantico.com.mx and seanep.org.np share IP numbers with ofken.cn.

Name Servers

ofken.cn's delegation uses two name servers: oswald.ns.cloudflare.com and violet.ns.cloudflare.com.

ofken.cn uses the same name server setup as other domains, such as sh-yali.cn, csjingte.cn, dgyyxx.cn, sdkebao.cn and zbshenglin.cn.

ofken.cn at least partially shares name servers with other domains, including lawtonhumanesociety.org, blogverde.shop, amp.energy, ggez.fi and pypmphilly.org.

These name servers are commonly used with reese.ns.cloudflare.com, kristina.ns.cloudflare.com and donald.ns.cloudflare.com.

Host names with six IP numbers:

oswald.ns.cloudflare.com points to 2606:4700:58::adf5:3bda, 2803:f800:50::6ca2:c1da, 2a06:98c1:50::ac40:21da, 108.162.193.218, 172.64.33.218 and 173.245.59.218.

violet.ns.cloudflare.com points to 2606:4700:50::adf5:3aed, 2803:f800:50::6ca2:c0ed, 2a06:98c1:50::ac40:20ed, 108.162.192.237, 172.64.32.237 and 173.245.58.237.