jeffstudio.cn - robtex.com

jeffstudio.cn

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:4b75🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:df52🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.75.117Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.223.82🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSsyeef.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2cee🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsyeef.ns.cloudflare.com
A2803:f800:50::6ca2:c3ee🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsyeef.ns.cloudflare.com
A2a06:98c1:50::ac40:23ee🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsyeef.ns.cloudflare.com
A108.162.195.238🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsyeef.ns.cloudflare.com
A162.159.44.238Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsyeef.ns.cloudflare.com
A172.64.35.238🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsyeef.ns.cloudflare.com
NSyolanda.ns.cloudflare.com
A2606:4700:50::adf5:3af1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyolanda.ns.cloudflare.com
A2803:f800:50::6ca2:c0f1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRyolanda.ns.cloudflare.com
A2a06:98c1:50::ac40:20f1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRyolanda.ns.cloudflare.com
A108.162.192.241🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyolanda.ns.cloudflare.com
A172.64.32.241🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyolanda.ns.cloudflare.com
A173.245.58.241🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyolanda.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.75.117, 172.67.223.82
IPv62606:4700:3032::6815:4b75, 2606:4700:3035::ac43:df52
SOAsyeef.ns.cloudflare.comdns@cloudflare.com serial=2399483437

cn

DNSSEC⚠️ Not signed
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=2034546407

Same first word

jeffstudio.cn

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSsyeef.ns.cloudflare.comyolanda.ns.cloudflare.comdm1.longmingdns.comdm2.longmingdns.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netA104.21.75.117172.67.223.822606:4700:3032::6815:4b752606:4700:3035::ac43:df52149.126.72.53149.126.74.53156.224.149.108
○NSdm1.longmingdns.com2026-03-21 → 2026-03-22 · 2 obs
○ 2026-03-21 11:02:30
○ 2026-03-22 22:29:42
○NSdm2.longmingdns.com2026-03-21 → 2026-03-22 · 2 obs
○ 2026-03-21 11:02:30
○ 2026-03-22 22:29:42
○NSf1g1ns1.dnspod.net2015-08-13 → 2017-03-29 · 4 obs
● 2015-08-13 11:51:28
● 2017-03-29 14:03:24
○ 2026-03-21 11:02:30
○ 2026-03-22 22:29:42
○NSf1g1ns2.dnspod.net2015-08-13 → 2017-03-29 · 4 obs
● 2015-08-13 11:51:28
● 2017-03-29 14:03:24
○ 2026-03-21 11:02:30
○ 2026-03-22 22:29:42
●NSsyeef.ns.cloudflare.com2026-03-21 → 2026-03-22 · 3 obs
○ 2017-03-29 14:03:24
● 2026-03-21 11:02:30
● 2026-03-22 22:29:42
●NSyolanda.ns.cloudflare.com2026-03-21 → 2026-03-22 · 3 obs
○ 2017-03-29 14:03:24
● 2026-03-21 11:02:30
● 2026-03-22 22:29:42
●A104.21.75.1172026-03-21 → 2026-03-22 · 3 obs
○ 2017-03-29 14:03:24
● 2026-03-21 11:02:30
● 2026-03-22 22:29:42
○A149.126.72.532015-08-13 → 2016-09-11 · 4 obs
● 2015-08-13 11:51:28
● 2016-09-11 02:00:12
○ 2017-03-29 14:03:24
○ 2026-03-22 22:29:42
○A149.126.74.532015-08-13 → 2016-09-11 · 4 obs
● 2015-08-13 11:51:28
● 2016-09-11 02:00:12
○ 2017-03-29 14:03:24
○ 2026-03-22 22:29:42
○A156.224.149.1082026-03-21 → 2026-03-22 · 2 obs
○ 2026-03-21 11:02:30
○ 2026-03-22 22:29:42
●A172.67.223.822026-03-21 → 2026-03-22 · 3 obs
○ 2017-03-29 14:03:24
● 2026-03-21 11:02:30
● 2026-03-22 22:29:42
●A2606:4700:3032::6815:4b752026-03-21 → 2026-03-22 · 3 obs
○ 2017-03-29 14:03:24
● 2026-03-21 11:02:30
● 2026-03-22 22:29:42
●A2606:4700:3035::ac43:df522026-03-21 → 2026-03-22 · 3 obs
○ 2017-03-29 14:03:24
● 2026-03-21 11:02:30
● 2026-03-22 22:29:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, c.dns.cn, b.dns.cn, d.dns.cn...-
jeffstudio.cnsyeef.ns.cloudflare.com, yolanda.ns.cloudflare.com-

✅ Authoritative Response

Server: 173.245.58.241

NS records: syeef.ns.cloudflare.com, yolanda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jeffstudio.cn (unsigned zone)

⏱️ Timing

Total: 893ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.75.117, 172.67.223.82
AAAA22606:4700:3035::ac43:df52, 2606:4700:3032::6815:4b75
NS2syeef.ns.cloudflare.com, yolanda.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1syeef.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

jeffstudio.cn resolves to four IPs: 2606:4700:3032::6815:4b75, 2606:4700:3035::ac43:df52, 104.21.75.117 and 172.67.223.82.

Other host names, for instance 9pin.net, allurebuckheadvillage.com, www.cosmickino.ru, mail.cosmickino.ru and knowledgeland.in share IP numbers with jeffstudio.cn.

Name Servers

jeffstudio.cn has two name servers: syeef.ns.cloudflare.com and yolanda.ns.cloudflare.com.

jeffstudio.cn shares the same name server setup as other domains, for example ppfnz.com, massivewallpapers.com, ptsls.com, temptationteens.com and autostock.co.nz.

jeffstudio.cn shares some name servers with other domains, for example benkilham.com, japan78.com, baste.us, cuixiping.com and y-lane.com.

These name servers are often used together with ada.ns.cloudflare.com, desi.ns.cloudflare.com and sonia.ns.cloudflare.com.

Host names with six IP numbers: syeef.ns.cloudflare.com points to: 2606:4700:58::a29f:2cee, 2803:f800:50::6ca2:c3ee, 2a06:98c1:50::ac40:23ee, 108.162.195.238, 162.159.44.238 and 172.64.35.238; yolanda.ns.cloudflare.com points to: 2606:4700:50::adf5:3af1, 2803:f800:50::6ca2:c0f1, 2a06:98c1:50::ac40:20f1, 108.162.192.241, 172.64.32.241 and 173.245.58.241.