sfers.cn - robtex.com

sfers.cn

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:1ec8🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:ad94🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.30.200Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.173.148🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdevin.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c31🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdevin.ns.cloudflare.com
A2803:f800:50::6ca2:c331🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdevin.ns.cloudflare.com
A2a06:98c1:50::ac40:2331🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdevin.ns.cloudflare.com
A108.162.195.49🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdevin.ns.cloudflare.com
A162.159.44.49Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdevin.ns.cloudflare.com
A172.64.35.49🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdevin.ns.cloudflare.com
NSgalilea.ns.cloudflare.com
A2606:4700:50::a29f:26e9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgalilea.ns.cloudflare.com
A2803:f800:50::6ca2:c2e9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgalilea.ns.cloudflare.com
A2a06:98c1:50::ac40:22e9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgalilea.ns.cloudflare.com
A108.162.194.233🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgalilea.ns.cloudflare.com
A162.159.38.233Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgalilea.ns.cloudflare.com
A172.64.34.233🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgalilea.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.30.200, 172.67.173.148
IPv62606:4700:3034::6815:1ec8, 2606:4700:3037::ac43:ad94
SOAdevin.ns.cloudflare.comdns@cloudflare.com serial=2397029031

cn

DNSSEC🔒 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=2034594934

Same first word

sfers.ch
sfers.org
sfers.com
sfers.cn

Similar names

esrsf.com
serfs.info
fress.ru
fssre.net
serfs.net
ssfre.ca
fress.org
rfess.com
fsres.com
fssre.com
fress.guru
fress.pl
sesrf.com
rssfe.on.ca
serfs.ru
ssfre.com
serfs.org
ssref.org
fessr.com
sfsre.com
srefs.com
essrf.ru
sfres.com
ssref.com
esfrs.org
ssref.net
ferss.com
refss.com
fress.pt
fress.net
rfess.es
sfser.com
ersfs.com

DNS History

9 records (6 active, 3 former)

20162017201820192020202120222023202420252026NSdevin.ns.cloudflare.comgalilea.ns.cloudflare.comns1.alidns.comns2.alidns.comA104.21.30.200172.67.173.1482606:4700:3034::6815:1ec82606:4700:3037::ac43:ad94124.16.31.152
●NSdevin.ns.cloudflare.com2026-03-01 → 2026-03-27 · 3 obs
○ 2017-02-10 16:10:26
● 2026-03-01 03:30:12
● 2026-03-27 17:22:48
●NSgalilea.ns.cloudflare.com2026-03-01 → 2026-03-27 · 3 obs
○ 2017-02-10 16:10:26
● 2026-03-01 03:30:12
● 2026-03-27 17:22:48
○NSns1.alidns.com2015-08-14 → 2017-02-10 · 4 obs
● 2015-08-14 22:58:08
● 2017-02-10 16:10:26
○ 2026-03-01 03:30:12
○ 2026-03-27 17:22:48
○NSns2.alidns.com2015-08-14 → 2017-02-10 · 4 obs
● 2015-08-14 22:58:08
● 2017-02-10 16:10:26
○ 2026-03-01 03:30:12
○ 2026-03-27 17:22:48
●A104.21.30.2002026-03-01 → 2026-03-27 · 3 obs
○ 2017-02-10 16:10:26
● 2026-03-01 03:30:12
● 2026-03-27 17:22:48
○A124.16.31.1522015-08-14 → 2017-02-10 · 4 obs
● 2015-08-14 22:58:08
● 2017-02-10 16:10:26
○ 2026-03-01 03:30:12
○ 2026-03-27 17:22:48
●A172.67.173.1482026-03-01 → 2026-03-27 · 3 obs
○ 2017-02-10 16:10:26
● 2026-03-01 03:30:12
● 2026-03-27 17:22:48
●A2606:4700:3034::6815:1ec82026-03-01 → 2026-03-27 · 3 obs
○ 2017-02-10 16:10:26
● 2026-03-01 03:30:12
● 2026-03-27 17:22:48
●A2606:4700:3037::ac43:ad942026-03-01 → 2026-03-27 · 3 obs
○ 2017-02-10 16:10:26
● 2026-03-01 03:30:12
● 2026-03-27 17:22:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
sfers.cndevin.ns.cloudflare.com, galilea.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.49

NS records: devin.ns.cloudflare.com, galilea.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sfers.cn (unsigned zone)

⏱️ Timing

Total: 1146ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.173.148, 104.21.30.200
AAAA22606:4700:3034::6815:1ec8, 2606:4700:3037::ac43:ad94
NS2devin.ns.cloudflare.com, galilea.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1devin.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

sfers.cn resolves to four IPs: 2606:4700:3034::6815:1ec8, 2606:4700:3037::ac43:ad94, 104.21.30.200 and 172.67.173.148.

Other host names, for instance disdikpurworejo.com, 6177aa.com, marijuanaonlinesupplies.com, www.physis.uk.com and yh-jsjx.com share IP numbers with sfers.cn.

Name Servers

sfers.cn has two name servers: devin.ns.cloudflare.com and galilea.ns.cloudflare.com.

sfers.cn shares the same name server setup as other domains, for example gd39.cn, xdl248.cn, 3asg65dy.cn, chatterinc.cn and k922.cn.

sfers.cn shares some name servers with other domains, for example archistructures.org, trconline.co.uk, tctyswx.net, mediolan.org and 690s.com.

These name servers are commonly used alongside theo.ns.cloudflare.com, melissa.ns.cloudflare.com, lee.ns.cloudflare.com and tiffany.ns.cloudflare.com.

Host names with six IP numbers: devin.ns.cloudflare.com points to: 2606:4700:58::a29f:2c31, 2803:f800:50::6ca2:c331, 2a06:98c1:50::ac40:2331, 108.162.195.49, 162.159.44.49 and 172.64.35.49; galilea.ns.cloudflare.com points to: 2606:4700:50::a29f:26e9, 2803:f800:50::6ca2:c2e9, 2a06:98c1:50::ac40:22e9, 108.162.194.233, 162.159.38.233 and 172.64.34.233.