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=46, name=cloudflare-ech.com
SOAhunts.ns.cloudflare.comdns@cloudflare.com serial=2403849991

su

DNSSEC🔒 Signed (DS record present)
NSa.dns.ripn.net ⭐
NSb.dns.ripn.net
NSd.dns.ripn.net
NSe.dns.ripn.net
NSf.dns.ripn.net
SOAa.dns.ripn.nethostmaster@ripn.net serial=650209573
WOT: SAFE (50/100)

Same first word

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Similar names

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fsre.com.au
sefr.in
sfer.ch
rfse.nl
esfr.de
fres.fr
rfes.co.uk
fser.org
efrs.com

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
○ 2026-06-22 23:47:28
●NShunts.ns.cloudflare.com2026-06-13 → 2026-06-22 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-06-22 23:47:28
●NSmargaret.ns.cloudflare.com2026-06-13 → 2026-06-22 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-06-22 23:47:28
○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
○ 2026-06-22 23:47:28
○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
○ 2026-06-22 23:47:28
○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
○ 2026-06-22 23:47:28
○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
○ 2026-06-22 23:47:28
○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
○ 2026-06-22 23:47:28
○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
○ 2026-06-22 23:47:28
●A104.21.59.2222026-06-13 → 2026-06-22 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-06-22 23:47:28
●A172.67.184.1512026-06-13 → 2026-06-22 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-06-22 23:47:28
○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
○ 2026-06-22 23:47:28
●A2606:4700:3035::ac43:b8972026-06-13 → 2026-06-22 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-06-22 23:47:28
●A2606:4700:3037::6815:3bde2026-06-13 → 2026-06-22 · 3 obs
○ 2016-10-02 16:59:58
● 2026-06-13 10:28:16
● 2026-06-22 23:47:28
○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
○ 2026-06-22 23:47:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
sua.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...10 records
refs.sumargaret.ns.cloudflare.com, hunts.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.46

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: 651ms | Queries: -

📄 Records

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

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (f.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...)

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, chkdna.com and two more.

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

The name servers haley.ns.cloudflare.com, nile.ns.cloudflare.com and venus.ns.cloudflare.com are often found in combination with these name servers.

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.