usref.com - dns.ninja

usref.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:2aa0🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:a387🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.42.160Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.163.135🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdax.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c85🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdax.ns.cloudflare.com
A2803:f800:50::6ca2:c385🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdax.ns.cloudflare.com
A2a06:98c1:50::ac40:2385🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdax.ns.cloudflare.com
A108.162.195.133🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdax.ns.cloudflare.com
A162.159.44.133Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdax.ns.cloudflare.com
A172.64.35.133🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdax.ns.cloudflare.com
NSmillie.ns.cloudflare.com
A2606:4700:50::a29f:26b5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmillie.ns.cloudflare.com
A2803:f800:50::6ca2:c2b5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmillie.ns.cloudflare.com
A2a06:98c1:50::ac40:22b5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmillie.ns.cloudflare.com
A108.162.194.181🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmillie.ns.cloudflare.com
A162.159.38.181Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmillie.ns.cloudflare.com
A172.64.34.181🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmillie.ns.cloudflare.com
MXmail.usref.com ⭐
A165.227.195.33🇺🇸 DIGITALOCEAN165.227.192.0/20 DigitalOcean
TXTgoogle-site-verification=YF4tRRIcU0UHDFwDu5oUay5SE2R8RqT_RXxqFnOjzeY
TXTv=spf1 mx ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.42.160, 172.67.163.135
IPv6 hints2606:4700:3031::6815:2aa0, 2606:4700:3036::ac43:a387
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=142, name=cloudflare-ech.com
SOAdax.ns.cloudflare.comdns@cloudflare.com serial=2403396239

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=1782876111

Previously MX for

usref.com

Subdomains

mail.usref.com

Same first word

usref.com
usref.org

Similar names

surfe.it
sferu.com
esurf.pl
surfe.fun
fuser.eu
freus.pl
ferus.eu
refus.ch
surfe.pro
rufes.com
sufer.ru
esurf.de
fuser.se
surfe.ws
ferus.com
ferus.vn
ferus.hu
ferus.ch
surfe.fr
ufers.de
ufers.net
ferus.co.uk
fuser.us
ferus.cz
usfer.com.br
userf.ru
fresu.ch
sefru.de
fuser.info
feurs.fr
efurs.co
fuser.studio
surfe.ru
freus.com
fesru.com
fuser.net
sufer.net
esurf.net
fuser.live
rusfe.com
fuser.de
suref.com
esurf.fr
surfe.net
surfe.org
fuers.cn
seruf.com
fuser.org
ferus.fr
ufser.com
fesur.org.uy
surfe.com
surfe.cn
sufer.com
fuser.game
fersu.com
suerf.com
ferus.ca
ferus.de
fuser.it
ferus.pl
ferus.se
sefru.com
rufes.org
ferus.it
surfe.tv
fuser.co.uk
esurf.net.nz
rfseu.com
ferus.ru
ferus.net
furse.com
sefur.com
fesur.cl
furse.net
refus.org
refus.ru
esurf.cn
efsur.org
suerf.org
fruse.com
feusr.com
ufers.com
fuser.dk
esurf.us
surfe.co
esurf.com
feurs.net
feurs.org
fuser.cl
fuser.com
esurf.biz
sufre.com
fuser.nl
fures.com
efurs.de
resfu.com
fuser.ru
ferus.io
efrus.com
efurs.cn
fsure.de
esurf.eu
esurf.org
esurf.it
fures.net
fures.de
surfe.be
efurs.com
esurf.co.nz
urefs.com
freus.cn
furse.org
eufrs.org
fesru.org
surfe.no

DNS History

19 records (7 active, 12 former)

20162017201820192020202120222023202420252026NSdax.ns.cloudflare.commillie.ns.cloudflare.comns1.digitalocean.comns2.digitalocean.comns3.digitalocean.comMXmail.usref.comusref.comA104.21.42.160172.67.163.1352606:4700:3031::6815:2aa02606:4700:3036::ac43:a387178.62.201.144188.114.96.0188.114.97.02606:4700:3032::6815:2aa02606:4700:3034::ac43:a3872a06:98c1:3120::2a06:98c1:3121::69.64.147.242
●NSdax.ns.cloudflare.com2026-03-01 → 2026-07-01 · 3 obs
○ 2016-07-07 15:45:38
● 2026-03-01 14:04:14
● 2026-07-01 03:29:18
●NSmillie.ns.cloudflare.com2026-03-01 → 2026-07-01 · 3 obs
○ 2016-07-07 15:45:38
● 2026-03-01 14:04:14
● 2026-07-01 03:29:18
○NSns1.digitalocean.com2016-01-20 → 2016-07-07 · 4 obs
● 2016-01-20 20:10:24
● 2016-07-07 15:45:38
○ 2026-03-01 14:04:14
○ 2026-07-01 03:29:18
○NSns2.digitalocean.com2016-01-20 → 2016-07-07 · 4 obs
● 2016-01-20 20:10:24
● 2016-07-07 15:45:38
○ 2026-03-01 14:04:14
○ 2026-07-01 03:29:18
○NSns3.digitalocean.com2016-01-20 → 2016-07-07 · 4 obs
● 2016-01-20 20:10:24
● 2016-07-07 15:45:38
○ 2026-03-01 14:04:14
○ 2026-07-01 03:29:18
●MXmail.usref.com2026-03-01 → 2026-07-01 · 3 obs
○ 2016-07-07 15:45:38
● 2026-03-01 14:04:14
● 2026-07-01 03:29:18
○MXusref.com2016-01-20 → 2016-07-07 · 4 obs
● 2016-01-20 20:10:24
● 2016-07-07 15:45:38
○ 2026-03-01 14:04:14
○ 2026-07-01 03:29:18
●A104.21.42.1602026-04-06 → 2026-07-01 · 6 obs
○ 2026-03-01 14:04:14
○ 2026-03-27 07:37:44
● 2026-04-06 21:25:50
● 2026-05-30 16:15:10
○ 2026-06-27 04:09:38
● 2026-07-01 03:29:18
●A172.67.163.1352026-04-06 → 2026-07-01 · 6 obs
○ 2026-03-01 14:04:14
○ 2026-03-27 07:37:44
● 2026-04-06 21:25:50
● 2026-05-30 16:15:10
○ 2026-06-27 04:09:38
● 2026-07-01 03:29:18
○A178.62.201.1442016-01-20 → 2016-07-07 · 5 obs
○ 2015-10-24 22:01:52
● 2016-01-20 20:10:24
● 2016-07-07 15:45:38
○ 2026-03-01 14:04:14
○ 2026-07-01 03:29:18
○A188.114.96.02026-03-01 → 2026-06-27 · 7 obs
○ 2016-07-07 15:45:38
● 2026-03-01 14:04:14
● 2026-03-27 07:37:44
○ 2026-04-06 21:25:50
○ 2026-05-30 16:15:10
● 2026-06-27 04:09:38
○ 2026-07-01 03:29:18
○A188.114.97.02026-03-01 → 2026-06-27 · 7 obs
○ 2016-07-07 15:45:38
● 2026-03-01 14:04:14
● 2026-03-27 07:37:44
○ 2026-04-06 21:25:50
○ 2026-05-30 16:15:10
● 2026-06-27 04:09:38
○ 2026-07-01 03:29:18
●A2606:4700:3031::6815:2aa02026-07-01 → 2026-07-01 · 2 obs
○ 2026-06-27 04:09:38
● 2026-07-01 03:29:18
○A2606:4700:3032::6815:2aa02026-04-06 → 2026-05-30 · 6 obs
○ 2026-03-01 14:04:14
○ 2026-03-27 07:37:44
● 2026-04-06 21:25:50
● 2026-05-30 16:15:10
○ 2026-06-27 04:09:38
○ 2026-07-01 03:29:18
○A2606:4700:3034::ac43:a3872026-04-06 → 2026-05-30 · 6 obs
○ 2026-03-01 14:04:14
○ 2026-03-27 07:37:44
● 2026-04-06 21:25:50
● 2026-05-30 16:15:10
○ 2026-06-27 04:09:38
○ 2026-07-01 03:29:18
●A2606:4700:3036::ac43:a3872026-07-01 → 2026-07-01 · 2 obs
○ 2026-06-27 04:09:38
● 2026-07-01 03:29:18
○A2a06:98c1:3120::2026-03-01 → 2026-06-27 · 7 obs
○ 2016-07-07 15:45:38
● 2026-03-01 14:04:14
● 2026-03-27 07:37:44
○ 2026-04-06 21:25:50
○ 2026-05-30 16:15:10
● 2026-06-27 04:09:38
○ 2026-07-01 03:29:18
○A2a06:98c1:3121::2026-03-01 → 2026-06-27 · 7 obs
○ 2016-07-07 15:45:38
● 2026-03-01 14:04:14
● 2026-03-27 07:37:44
○ 2026-04-06 21:25:50
○ 2026-05-30 16:15:10
● 2026-06-27 04:09:38
○ 2026-07-01 03:29:18
○A69.64.147.2422015-05-11 → 2015-10-24 · 4 obs
● 2015-05-11 12:29:36
● 2015-10-24 22:01:52
○ 2016-01-20 20:10:24
○ 2026-07-01 03:29:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net...-
usref.commillie.ns.cloudflare.com, dax.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.133

NS records: millie.ns.cloudflare.com, dax.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usref.com (unsigned zone)

⏱️ Timing

Total: 200ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.163.135, 104.21.42.160
AAAA22606:4700:3036::ac43:a387, 2606:4700:3031::6815:2aa0
NS2dax.ns.cloudflare.com, millie.ns.cloudflare.com
MX1mail.usref.com (pri: 0)
TXT2google-site-verification=YF4tRRIcU0UHDFw, v=spf1 mx ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dax.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

mail.usref.com is delegated beneath usref.com.

IP Addresses

usref.com directs to four IP numbers, which are 104.21.42.160, 172.67.163.135, 2606:4700:3031::6815:2aa0 and 2606:4700:3036::ac43:a387.

Additional host names — people12.ekask.com.tr, talkatip.com, cpanel.novstart.com and two others — share IP numbers with usref.com.

Name Servers

Two name servers handle the delegation for usref.com: dax.ns.cloudflare.com and millie.ns.cloudflare.com.

usref.com shares its name server setup with other domains, including sauna.co.il, xn----ctbbhcadabwvkk0b0asne6g2a3g.xn--p1ai, zula.co.il and two others.

There is at least partial name server overlap between usref.com and other domains — iowawrestlinghalloffame.com, sidebiz-life.com, socyberty.com and two more among them.

The name servers indie.ns.cloudflare.com, aryanna.ns.cloudflare.com and viddy.ns.cloudflare.com are often found in combination with these name servers.

Host names with 6 IP numbers:

dax.ns.cloudflare.com resolves to 108.162.195.133, 162.159.44.133 and 172.64.35.133 among others, with 3 other IP addresses in total.

millie.ns.cloudflare.com resolves to 108.162.194.181, 162.159.38.181 and 172.64.34.181 among others, with 3 other IP addresses in total.

Mail Servers

usref.com has one mail server: mail.usref.com.

mail.usref.com carries a single IP number, which is 165.227.195.33.