refs.su - dns.ninja

refs.su

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:b897🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:3bde🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.59.222Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.184.151🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NShunts.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c2e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhunts.ns.cloudflare.com
A2803:f800:50::6ca2:c32e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhunts.ns.cloudflare.com
A2a06:98c1:50::ac40:232e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhunts.ns.cloudflare.com
A108.162.195.46🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhunts.ns.cloudflare.com
A162.159.44.46Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhunts.ns.cloudflare.com
A172.64.35.46🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhunts.ns.cloudflare.com
NSmargaret.ns.cloudflare.com
A2606:4700:50::a29f:266b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmargaret.ns.cloudflare.com
A2803:f800:50::6ca2:c26b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmargaret.ns.cloudflare.com
A2a06:98c1:50::ac40:226b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmargaret.ns.cloudflare.com
A108.162.194.107🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmargaret.ns.cloudflare.com
A162.159.38.107Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmargaret.ns.cloudflare.com
A172.64.34.107🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmargaret.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.59.222, 172.67.184.151
IPv6 hints2606:4700:3035::ac43:b897, 2606:4700:3037::6815:3bde
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=247, name=cloudflare-ech.com
SOAhunts.ns.cloudflare.comdns@cloudflare.com serial=2408950942

su

DNSSEC🔒 Signed (DS record present)
NSa.dns.ripn.net ⭐
NSb.dns.ripn.net
NSc.tld-servers.ru
NSd.dns.ripn.net
NSe.dns.ripn.net
NSf.dns.ripn.net
SOAa.dns.ripn.nethostmaster@ripn.net serial=650210162
WOT: SAFE (50/100)
⚠️ On DNS blocklist: spam-tlds

Same first word

refs.land
refs.pl
refs.at
refs.com
refs.dk
refs.cc
refs.co.uk
refs.su
refs.org
refs.nl
refs.co.jp
refs.ca
refs.co.nz
refs.eu
refs.net.au
refs.tv
refs.com.cn
refs.fr
refs.ws
refs.ru
refs.lv
refs.in.ua
refs.cn
refs.info
refs.me
refs.de

Similar names

frse.de
fres.org
erfs.com
esfr.eu
esfr.cz
efsr.com
fres.online
rfse.ru
fesr.cn
serf.se
rfse.cn
serf.fr
sref.org
sefr.eu
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serf.nl
fres.ca
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fesr.fi
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rsef.com.au
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fers.la
efsr.ru
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serf.ch
fsre.org
fers.dk
fers.online
fres.at
erfs.pt
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resf.ru
fers.de
sref.net
frse.su
fsre.biz
rsef.ru
fers.info
fers.si
fsre.de
fesr.org
sref.com
fers.gov.pl
fsre.net
frse.net
serf.com.br
frse.cn
sfer.de
sefr.net
frse.net.pl
frse.es
sfer.eu
frse.dk
esrf.or.tz
sfre.us
sfer.me
fers.ru
sfre.net
erfs.ch
serf.cn
fers.fr
frse.org
fsre.ru
serf.org
fesr.ch
fers.org.ar
serf.pro
resf.com
sefr.org
ersf.org
fers.cn
rfes.org
fers.nl
fres.nl
rfes.com
fres.org.pl
sfer.cn
resf.de
frse.com
efrs.de
sfre.fr
rfes.com.au
sref.info
fesr.ru
esrf.org
fesr.com
resf.com.au
serf.co
sefr.nl
resf.org
sref.de
serf.app
rfse.org
sfre.co
rfse.or.kr
serf.com
rfes.de
sfre.jp
fesr.com.mx
ersf.org.uk
fsre.nl
fser.net
serf.city
fesr.io
serf.de
fres.com
ersf.xyz
sefr.ir
fers.asso.fr
fres.ro
esfr.com
fres.co.nz
sfer.co.in
esrf.de
esrf.com
fres.com.au
sfer.com
esfr.cn
fesr.net
serf.net
frse.org.pl
sefr.com
serf.tv
esfr.org
esrf.ru
serf.ws
efrs.org
sref.in
serf.io
esfr.pl
serf.it
frse.pl
fsre.com
ersf.com
sref.site
esrf.net
fres.co
fres.no
sfer.org
sefr.fr
sfre.sh.cn
fres.be
srfe.io
serf.cz
serf.us
frse.ru
erfs.de
efrs.ru
ersf.com.br
fsre.ch
rsef.com
efsr.org
fres.cn
fers.education
serf.ru
sfre.de
fres.eu
rsef.es
fsre.com.au
sefr.in
sfer.ch
rfse.nl
esfr.de
fres.fr
rfes.co.uk
fser.org

DNS History

15 records (6 active, 9 former)

20162017201820192020202120222023202420252026NShunts.ns.cloudflare.commargaret.ns.cloudflare.comfirstvds_runs1.firstvds.runs1.hc.runs2.firstvds.runs2.hc.ruMXmail.refs.sumx.cm.hc.ruA104.21.59.222172.67.184.1512606:4700:3035::ac43:b8972606:4700:3037::6815:3bde213.159.209.15479.174.72.118
○NSfirstvds_ru2016-07-28 → 2016-07-28 · 4 obs
○ 2016-05-09 04:42:34
● 2016-07-28 23:59:46
○ 2016-10-02 16:59:58
○ 2026-08-10 21:41:20
●NShunts.ns.cloudflare.com2026-06-13 → 2026-08-10 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-08-10 21:41:20
●NSmargaret.ns.cloudflare.com2026-06-13 → 2026-08-10 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-08-10 21:41:20
○NSns1.firstvds.ru2016-07-28 → 2016-07-28 · 4 obs
○ 2016-05-09 04:42:34
● 2016-07-28 23:59:46
○ 2016-10-02 16:59:58
○ 2026-08-10 21:41:20
○NSns1.hc.ru2015-07-08 → 2016-05-09 · 4 obs
● 2015-07-08 12:22:26
● 2016-05-09 04:42:34
○ 2016-07-28 23:59:46
○ 2026-08-10 21:41:20
○NSns2.firstvds.ru2016-07-28 → 2016-07-28 · 4 obs
○ 2016-05-09 04:42:34
● 2016-07-28 23:59:46
○ 2016-10-02 16:59:58
○ 2026-08-10 21:41:20
○NSns2.hc.ru2015-07-08 → 2016-05-09 · 4 obs
● 2015-07-08 12:22:26
● 2016-05-09 04:42:34
○ 2016-07-28 23:59:46
○ 2026-08-10 21:41:20
○MXmail.refs.su2016-07-28 → 2016-07-28 · 4 obs
○ 2016-05-09 04:42:34
● 2016-07-28 23:59:46
○ 2016-10-02 16:59:58
○ 2026-08-10 21:41:20
○MXmx.cm.hc.ru2015-07-08 → 2016-05-09 · 4 obs
● 2015-07-08 12:22:26
● 2016-05-09 04:42:34
○ 2016-07-28 23:59:46
○ 2026-08-10 21:41:20
●A104.21.59.2222026-06-13 → 2026-08-10 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-08-10 21:41:20
●A172.67.184.1512026-06-13 → 2026-08-10 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-08-10 21:41:20
○A213.159.209.1542016-07-28 → 2016-07-28 · 4 obs
○ 2016-05-09 04:42:34
● 2016-07-28 23:59:46
○ 2016-10-02 16:59:58
○ 2026-08-10 21:41:20
●A2606:4700:3035::ac43:b8972026-06-13 → 2026-08-10 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-08-10 21:41:20
●A2606:4700:3037::6815:3bde2026-06-13 → 2026-08-10 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-08-10 21:41:20
○A79.174.72.1182015-07-08 → 2016-05-09 · 4 obs
● 2015-07-08 12:22:26
● 2016-05-09 04:42:34
○ 2016-07-28 23:59:46
○ 2026-08-10 21:41:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sua.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...-
refs.sumargaret.ns.cloudflare.com, hunts.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.107

NS records: margaret.ns.cloudflare.com, hunts.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for refs.su (unsigned zone)

⏱️ Timing

Total: 659ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.184.151, 104.21.59.222
AAAA22606:4700:3037::6815:3bde, 2606:4700:3035::ac43:b897
NS2hunts.ns.cloudflare.com, margaret.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1hunts.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

refs.su directs to four IP numbers, which are 104.21.59.222, 172.67.184.151, 2606:4700:3035::ac43:b897 and 2606:4700:3037::6815:3bde.

Among the host names that share IP numbers with refs.su are portal4.koisukses.io, www.fensziii.de, marviveon.com and two others.

Name Servers

DNS delegation for refs.su points to two name servers: hunts.ns.cloudflare.com and margaret.ns.cloudflare.com.

refs.su has the same name server delegation as a number of other domains, such as mobeset.az, mobeset.com, inkorsivo.com and two more.

There is at least partial name server overlap between refs.su and other domains — sjcss.ca, amalba.com.br, sansimeontides.com and two more among them.

These name servers are routinely deployed together with the name servers haley.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

hunts.ns.cloudflare.com has IP addresses 108.162.195.46, 162.159.44.46 and 172.64.35.46, plus 3 other.

margaret.ns.cloudflare.com has IP addresses 108.162.194.107, 162.159.38.107 and 172.64.34.107, plus 3 other.