kyfeng.com - robtex.com

kyfeng.com

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:ab10🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:3fa4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.63.164Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.171.16🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbarbara.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3af8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A2803:f800:50::6ca2:c0f8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbarbara.ns.cloudflare.com
A2a06:98c1:50::ac40:20f8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbarbara.ns.cloudflare.com
A108.162.192.248🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A172.64.32.248🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
A173.245.58.248🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbarbara.ns.cloudflare.com
NStrevor.ns.cloudflare.com
A2606:4700:58::a29f:2c9a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrevor.ns.cloudflare.com
A2803:f800:50::6ca2:c39a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtrevor.ns.cloudflare.com
A2a06:98c1:50::ac40:239a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtrevor.ns.cloudflare.com
A108.162.195.154🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrevor.ns.cloudflare.com
A162.159.44.154Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrevor.ns.cloudflare.com
A172.64.35.154🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrevor.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.63.164, 172.67.171.16
IPv62606:4700:3036::ac43:ab10, 2606:4700:3037::6815:3fa4
SOAbarbara.ns.cloudflare.comdns@cloudflare.com serial=2397966956

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Same first word

kyfeng.com

DNS History

14 records (6 active, 8 former)

20162017201820192020202120222023202420252026NSbarbara.ns.cloudflare.comtrevor.ns.cloudflare.comdns10.hichina.comdns9.hichina.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netjuming.dnsdun.comjuming.dnsdun.netA104.21.63.164172.67.171.162606:4700:3036::ac43:ab102606:4700:3037::6815:3fa4104.221.200.237183.60.158.144
●NSbarbara.ns.cloudflare.com2026-03-03 → 2026-03-23 · 3 obs
○ 2016-07-25 14:18:12
● 2026-03-03 03:53:40
● 2026-03-23 20:01:08
○NSdns10.hichina.com2016-02-22 → 2016-03-09 · 5 obs
○ 2015-10-11 05:12:52
● 2016-02-22 09:49:12
● 2016-03-09 19:39:18
○ 2016-07-25 14:18:12
○ 2026-03-23 20:01:08
○NSdns9.hichina.com2016-02-22 → 2016-03-09 · 5 obs
○ 2015-10-11 05:12:52
● 2016-02-22 09:49:12
● 2016-03-09 19:39:18
○ 2016-07-25 14:18:12
○ 2026-03-23 20:01:08
○NSf1g1ns1.dnspod.net2015-05-15 → 2015-10-11 · 4 obs
● 2015-05-15 16:35:34
● 2015-10-11 05:12:52
○ 2016-02-22 09:49:12
○ 2026-03-23 20:01:08
○NSf1g1ns2.dnspod.net2015-05-15 → 2015-10-11 · 4 obs
● 2015-05-15 16:35:34
● 2015-10-11 05:12:52
○ 2016-02-22 09:49:12
○ 2026-03-23 20:01:08
○NSjuming.dnsdun.com2016-07-25 → 2016-07-25 · 4 obs
○ 2016-03-09 19:39:18
● 2016-07-25 14:18:12
○ 2026-03-03 03:53:40
○ 2026-03-23 20:01:08
○NSjuming.dnsdun.net2016-07-25 → 2016-07-25 · 4 obs
○ 2016-03-09 19:39:18
● 2016-07-25 14:18:12
○ 2026-03-03 03:53:40
○ 2026-03-23 20:01:08
●NStrevor.ns.cloudflare.com2026-03-03 → 2026-03-23 · 3 obs
○ 2016-07-25 14:18:12
● 2026-03-03 03:53:40
● 2026-03-23 20:01:08
●A104.21.63.1642026-03-03 → 2026-03-23 · 3 obs
○ 2016-07-25 14:18:12
● 2026-03-03 03:53:40
● 2026-03-23 20:01:08
○A104.221.200.2372016-07-25 → 2016-07-25 · 4 obs
○ 2016-02-22 09:49:12
● 2016-07-25 14:18:12
○ 2026-03-03 03:53:40
○ 2026-03-23 20:01:08
●A172.67.171.162026-03-03 → 2026-03-23 · 3 obs
○ 2016-07-25 14:18:12
● 2026-03-03 03:53:40
● 2026-03-23 20:01:08
○A183.60.158.1442015-05-15 → 2015-10-11 · 4 obs
● 2015-05-15 16:35:34
● 2015-10-11 05:12:52
○ 2016-02-22 09:49:12
○ 2026-03-23 20:01:08
●A2606:4700:3036::ac43:ab102026-03-03 → 2026-03-23 · 3 obs
○ 2016-07-25 14:18:12
● 2026-03-03 03:53:40
● 2026-03-23 20:01:08
●A2606:4700:3037::6815:3fa42026-03-03 → 2026-03-23 · 3 obs
○ 2016-07-25 14:18:12
● 2026-03-03 03:53:40
● 2026-03-23 20:01:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net...-
kyfeng.combarbara.ns.cloudflare.com, trevor.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.248

NS records: barbara.ns.cloudflare.com, trevor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kyfeng.com (unsigned zone)

⏱️ Timing

Total: 140ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.63.164, 172.67.171.16
AAAA22606:4700:3037::6815:3fa4, 2606:4700:3036::ac43:ab10
NS2barbara.ns.cloudflare.com, trevor.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1barbara.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (barbara.ns.cloudflare.com, barbara.ns.cloudflare.com, barbara.ns.cloudflare.com...)

Analysis

IP Addresses

kyfeng.com points to four IP numbers: 2606:4700:3036::ac43:ab10, 2606:4700:3037::6815:3fa4, 104.21.63.164 and 172.67.171.16.

Other host names, for instance www.fibercast.com, natachaferreira.com, genepanel.net, fibercast.com and zemia-news.bg share IP numbers with kyfeng.com.

Name Servers

Delegation for kyfeng.com rests with two name servers, barbara.ns.cloudflare.com and trevor.ns.cloudflare.com.

kyfeng.com shares the same name server setup as other domains, including jy009.com, guoxian88.com, jyzjbg.com, 1000ycm.com and lingfankj.com.

kyfeng.com at least partially shares name servers with other domains, for instance zoom.sa.com, urinalfloormats.com, burntnoob.com, aartipdf.com and kleenexcontigo.cl.

These name servers are commonly used with luciana.ns.cloudflare.com and linda.ns.cloudflare.com.

Host names with six IP numbers: barbara.ns.cloudflare.com points to: 2606:4700:50::adf5:3af8, 2803:f800:50::6ca2:c0f8, 2a06:98c1:50::ac40:20f8, 108.162.192.248, 172.64.32.248 and 173.245.58.248. trevor.ns.cloudflare.com points to: 2606:4700:58::a29f:2c9a, 2803:f800:50::6ca2:c39a, 2a06:98c1:50::ac40:239a, 108.162.195.154, 162.159.44.154 and 172.64.35.154.