crtt.ru - robtex.com

crtt.ru

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:cf96🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:16eb🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.22.235Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.207.150🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbenedict.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2ccd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbenedict.ns.cloudflare.com
A2803:f800:50::6ca2:c3cd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbenedict.ns.cloudflare.com
A2a06:98c1:50::ac40:23cd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbenedict.ns.cloudflare.com
A108.162.195.205🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbenedict.ns.cloudflare.com
A162.159.44.205Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbenedict.ns.cloudflare.com
A172.64.35.205🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbenedict.ns.cloudflare.com
NSmelina.ns.cloudflare.com
A2606:4700:50::a29f:26b8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelina.ns.cloudflare.com
A2803:f800:50::6ca2:c2b8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmelina.ns.cloudflare.com
A2a06:98c1:50::ac40:22b8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmelina.ns.cloudflare.com
A108.162.194.184🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelina.ns.cloudflare.com
A162.159.38.184Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelina.ns.cloudflare.com
A172.64.34.184🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmelina.ns.cloudflare.com
MX_dc-mx.83c5c3c9dff1.crtt.ru ⭐
A212.86.115.166🇳🇱 PODAON212.86.115.0/24
PTR212-86-115-166.netherlands-2.vps.ac
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.22.235, 172.67.207.150
IPv62606:4700:3032::ac43:cf96, 2606:4700:3033::6815:16eb
SOAbenedict.ns.cloudflare.comdns@cloudflare.com serial=2396140694

ru

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=4068361

Subdomains

mail.crtt.ru

Same first word

crtt.com
crtt.de
crtt.ru
crtt.org
crtt.net

Similar names

cttr.org
ttrc.org
ctrt.de
trtc.com
ctrt.com.au
tctr.net
rtct.com
tcrt.ru
ttrc.com
rctt.cn
cttr.com.au
tctr.com
ttcr.com
trtc.jp
rctt.com
trtc.cn
ttrc.com.cn
ctrt.com.tw
ttrc.edu.tw
cttr.ru
trct.de
ttrc.cc
ttrc.us
ttrc.info
trtc.co.jp
rttc.ru
rctt.de
ttrc.eu
ttrc.com.ph
ttrc.co.jp
trtc.de
tcrt.de
tcrt.nl
tcrt.cn
cttr.com
tctr.ru
ttcr.ca
ttrc.in
trct.ac.th
trct.com
tcrt.com
ttcr.de
ttrc.de
trtc.com.au
ttcr.ch
rctt.org
tctr.de
rtct.ru
rctt.ru
tcrt.org
trct.com.cn
ttcr.me
rtct.net
tctr.us
rttc.co.za
trtc.ru
trtc.org
rttc.org
trtc.co.th
cttr.jp
rttc.com.hk
ctrt.com
tcrt.hu
trtc.be
ttrc.net
trtc.com.tw
trtc.eu
ctrt.org
ttrc.org.uk
trtc.net
trtc.io
tctr.com.cn
ctrt.nl
trtc.nl

DNS History

15 records (7 active, 8 former)

20162017201820192020202120222023202420252026NSbenedict.ns.cloudflare.commelina.ns.cloudflare.comhubert.handyhost.runs1.h66.runs1.handyhost.runs2.h66.runs2.handyhost.ruMX_dc-mx.83c5c3c9dff1.crtt.rumail.crtt.ruA104.21.22.235172.67.207.1502606:4700:3032::ac43:cf962606:4700:3033::6815:16eb109.95.211.9791.226.83.13
●NSbenedict.ns.cloudflare.com2026-03-27 → 2026-04-02 · 3 obs
○ 2018-08-19 10:23:22
● 2026-03-27 17:36:24
● 2026-04-02 02:55:44
○NShubert.handyhost.ru2018-08-19 → 2018-08-19 · 4 obs
○ 2017-01-25 06:35:16
● 2018-08-19 10:23:22
○ 2026-03-27 17:36:24
○ 2026-04-02 02:55:44
●NSmelina.ns.cloudflare.com2026-03-27 → 2026-04-02 · 3 obs
○ 2018-08-19 10:23:22
● 2026-03-27 17:36:24
● 2026-04-02 02:55:44
○NSns1.h66.ru2015-07-18 → 2017-01-25 · 4 obs
● 2015-07-18 21:44:26
● 2017-01-25 06:35:16
○ 2018-08-19 10:23:22
○ 2026-04-02 02:55:44
○NSns1.handyhost.ru2018-08-19 → 2018-08-19 · 4 obs
○ 2017-01-25 06:35:16
● 2018-08-19 10:23:22
○ 2026-03-27 17:36:24
○ 2026-04-02 02:55:44
○NSns2.h66.ru2015-07-18 → 2017-01-25 · 4 obs
● 2015-07-18 21:44:26
● 2017-01-25 06:35:16
○ 2018-08-19 10:23:22
○ 2026-04-02 02:55:44
○NSns2.handyhost.ru2018-08-19 → 2018-08-19 · 4 obs
○ 2017-01-25 06:35:16
● 2018-08-19 10:23:22
○ 2026-03-27 17:36:24
○ 2026-04-02 02:55:44
●MX_dc-mx.83c5c3c9dff1.crtt.ru2026-03-27 → 2026-04-02 · 3 obs
○ 2018-08-19 10:23:22
● 2026-03-27 17:36:24
● 2026-04-02 02:55:44
○MXmail.crtt.ru2018-08-19 → 2018-08-19 · 3 obs
● 2018-08-19 10:23:22
○ 2026-03-27 17:36:24
○ 2026-04-02 02:55:44
●A104.21.22.2352026-03-27 → 2026-04-02 · 3 obs
○ 2018-08-19 10:23:22
● 2026-03-27 17:36:24
● 2026-04-02 02:55:44
○A109.95.211.972018-08-19 → 2018-08-19 · 4 obs
○ 2017-01-25 06:35:16
● 2018-08-19 10:23:22
○ 2026-03-27 17:36:24
○ 2026-04-02 02:55:44
●A172.67.207.1502026-03-27 → 2026-04-02 · 3 obs
○ 2018-08-19 10:23:22
● 2026-03-27 17:36:24
● 2026-04-02 02:55:44
●A2606:4700:3032::ac43:cf962026-03-27 → 2026-04-02 · 3 obs
○ 2018-08-19 10:23:22
● 2026-03-27 17:36:24
● 2026-04-02 02:55:44
●A2606:4700:3033::6815:16eb2026-03-27 → 2026-04-02 · 3 obs
○ 2018-08-19 10:23:22
● 2026-03-27 17:36:24
● 2026-04-02 02:55:44
○A91.226.83.132015-07-18 → 2017-01-25 · 4 obs
● 2015-07-18 21:44:26
● 2017-01-25 06:35:16
○ 2018-08-19 10:23:22
○ 2026-04-02 02:55:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...-
crtt.rubenedict.ns.cloudflare.com, melina.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.205

NS records: benedict.ns.cloudflare.com, melina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crtt.ru (unsigned zone)

⏱️ Timing

Total: 2789ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.22.235, 172.67.207.150
AAAA22606:4700:3033::6815:16eb, 2606:4700:3032::ac43:cf96
NS2benedict.ns.cloudflare.com, melina.ns.cloudflare.com
MX2_dc-mx.83c5c3c9dff1.crtt.ru (pri: 10), _dc-mx.83c5c3c9dff1.crtt.ru (pri: 20)
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1benedict.ns.cloudflare.com dns.cloudflar

Analysis

Hierarchy

The parent of mail.crtt.ru is crtt.ru.

IP Addresses

crtt.ru maps to four IP numbers: 2606:4700:3032::ac43:cf96, 2606:4700:3033::6815:16eb, 104.21.22.235 and 172.67.207.150.

Other host names, for instance rezervirai.bg, www.herbhunters.ru, engeplas.com.my, yogatrekcenter.com and twingly.pl share IP numbers with crtt.ru.

Name Servers

Two name servers benedict.ns.cloudflare.com and melina.ns.cloudflare.com handle delegation for crtt.ru.

crtt.ru uses the same name server setup as other domains, for example chernogorya.ru, probable-markets.xyz, 2017hd.ru, longbeachwindshieldandautoglassrepair.com and aplik.org.

crtt.ru partially shares name servers with other domains; examples include labkom.pl, mvk-vostok.com, craigmayhew.com, ukbay.co and kaeltetechnikshop.com.

These name servers are commonly used with roman.ns.cloudflare.com, lilyana.ns.cloudflare.com and mckenzie.ns.cloudflare.com.

Host names with six IP numbers: benedict.ns.cloudflare.com points to: 2606:4700:58::a29f:2ccd, 2803:f800:50::6ca2:c3cd, 2a06:98c1:50::ac40:23cd, 108.162.195.205, 162.159.44.205 and 172.64.35.205; melina.ns.cloudflare.com points to: 2606:4700:50::a29f:26b8, 2803:f800:50::6ca2:c2b8, 2a06:98c1:50::ac40:22b8, 108.162.194.184, 162.159.38.184 and 172.64.34.184.

Mail Servers

crtt.ru is handled by a single mail server, _dc-mx.83c5c3c9dff1.crtt.ru.

_dc-mx.83c5c3c9dff1.crtt.ru points to a single IP: 212.86.115.166.