railstutorial.ru - dns.ninja

railstutorial.ru

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:d5a6🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::6815:17d2🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.23.210Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.213.166🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjerry.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bb6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjerry.ns.cloudflare.com
A2803:f800:50::6ca2:c1b6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjerry.ns.cloudflare.com
A2a06:98c1:50::ac40:21b6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjerry.ns.cloudflare.com
A108.162.193.182🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjerry.ns.cloudflare.com
A172.64.33.182🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjerry.ns.cloudflare.com
A173.245.59.182🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjerry.ns.cloudflare.com
NStegan.ns.cloudflare.com
A2606:4700:50::adf5:3ae2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtegan.ns.cloudflare.com
A2803:f800:50::6ca2:c0e2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtegan.ns.cloudflare.com
A2a06:98c1:50::ac40:20e2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtegan.ns.cloudflare.com
A108.162.192.226🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtegan.ns.cloudflare.com
A172.64.32.226🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtegan.ns.cloudflare.com
A173.245.58.226🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtegan.ns.cloudflare.com
TXTahrefs-site-verification_ddac5a6be95747d4a3868b3de0008fe40125a2e8c1da6f177f25...
TXTgoogle-site-verification=SuY8T0ocfEL-9s25h9S-CRSF0kPsnRFUcQNuooUjr9E
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.23.210, 172.67.213.166
IPv6 hints2606:4700:3030::ac43:d5a6, 2606:4700:3031::6815:17d2
SOAjerry.ns.cloudflare.comdns@cloudflare.com serial=2404232178

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=4069253
WOT: SAFE (73/100)

Subdomains

www.railstutorial.ru

Same first word

railstutorial.ru
railstutorial.org
railstutorial.jp

DNS History

28 records (6 active, 22 former)

20162017201820192020202120222023202420252026NSjerry.ns.cloudflare.comtegan.ns.cloudflare.comns1.reg.ruA104.21.23.210172.67.213.1662606:4700:3030::ac43:d5a62606:4700:3031::6815:17d2107.21.125.200107.21.241.65107.22.217.133174.129.233.12123.21.185.15823.23.138.12323.23.251.7650.16.227.21450.16.231.21750.17.199.5054.197.254.4054.225.133.12754.225.175.20554.225.221.12054.225.222.15454.243.230.23354.243.246.20954.243.252.24954.243.49.80CNAMErussian-railstutorial.herokuapp.comus-east-1-a.route.herokuapp.com
●NSjerry.ns.cloudflare.com2026-02-16 → 2026-06-14 · 3 obs
○ 2017-05-15 07:15:40
● 2026-02-16 07:04:26
● 2026-06-14 15:48:12
○NSns1.reg.ru2015-05-11 → 2017-05-15 · 4 obs
● 2015-05-11 14:04:38
● 2017-05-15 07:15:40
○ 2026-02-16 07:04:26
○ 2026-06-14 15:48:12
●NStegan.ns.cloudflare.com2026-02-16 → 2026-06-14 · 3 obs
○ 2017-05-15 07:15:40
● 2026-02-16 07:04:26
● 2026-06-14 15:48:12
●A104.21.23.2102026-02-16 → 2026-06-14 · 3 obs
○ 2017-05-15 07:15:40
● 2026-02-16 07:04:26
● 2026-06-14 15:48:12
○A107.21.125.2002017-05-15 → 2017-05-15 · 4 obs
○ 2016-09-15 17:30:26
● 2017-05-15 07:15:40
○ 2026-02-16 07:04:26
○ 2026-06-14 15:48:12
○A107.21.241.652015-05-11 → 2015-05-11 · 3 obs
● 2015-05-11 14:04:38
○ 2017-05-15 07:15:40
○ 2026-06-14 15:48:12
○A107.22.217.1332015-05-11 → 2015-05-11 · 3 obs
● 2015-05-11 14:04:38
○ 2017-05-15 07:15:40
○ 2026-06-14 15:48:12
●A172.67.213.1662026-02-16 → 2026-06-14 · 3 obs
○ 2017-05-15 07:15:40
● 2026-02-16 07:04:26
● 2026-06-14 15:48:12
○A174.129.233.1212015-05-11 → 2015-05-11 · 3 obs
● 2015-05-11 14:04:38
○ 2017-05-15 07:15:40
○ 2026-06-14 15:48:12
○A23.21.185.1582017-05-15 → 2017-05-15 · 4 obs
○ 2016-09-15 17:30:26
● 2017-05-15 07:15:40
○ 2026-02-16 07:04:26
○ 2026-06-14 15:48:12
○A23.23.138.1232015-05-11 → 2015-05-11 · 3 obs
● 2015-05-11 14:04:38
○ 2017-05-15 07:15:40
○ 2026-06-14 15:48:12
○A23.23.251.762017-05-15 → 2017-05-15 · 4 obs
○ 2016-09-15 17:30:26
● 2017-05-15 07:15:40
○ 2026-02-16 07:04:26
○ 2026-06-14 15:48:12
●A2606:4700:3030::ac43:d5a62026-02-16 → 2026-06-14 · 3 obs
○ 2017-05-15 07:15:40
● 2026-02-16 07:04:26
● 2026-06-14 15:48:12
●A2606:4700:3031::6815:17d22026-02-16 → 2026-06-14 · 3 obs
○ 2017-05-15 07:15:40
● 2026-02-16 07:04:26
● 2026-06-14 15:48:12
○A50.16.227.2142016-04-08 → 2016-04-08 · 4 obs
○ 2016-01-01 00:11:46
● 2016-04-08 21:09:20
○ 2016-09-15 17:30:26
○ 2026-06-14 15:48:12
○A50.16.231.2172017-05-15 → 2017-05-15 · 4 obs
○ 2016-09-15 17:30:26
● 2017-05-15 07:15:40
○ 2026-02-16 07:04:26
○ 2026-06-14 15:48:12
○A50.17.199.502015-05-11 → 2015-05-11 · 3 obs
● 2015-05-11 14:04:38
○ 2017-05-15 07:15:40
○ 2026-06-14 15:48:12
○A54.197.254.402015-05-11 → 2015-05-11 · 3 obs
● 2015-05-11 14:04:38
○ 2017-05-15 07:15:40
○ 2026-06-14 15:48:12
○A54.225.133.1272017-05-15 → 2017-05-15 · 4 obs
○ 2016-09-15 17:30:26
● 2017-05-15 07:15:40
○ 2026-02-16 07:04:26
○ 2026-06-14 15:48:12
○A54.225.175.2052017-05-15 → 2017-05-15 · 4 obs
○ 2016-09-15 17:30:26
● 2017-05-15 07:15:40
○ 2026-02-16 07:04:26
○ 2026-06-14 15:48:12
○A54.225.221.1202017-05-15 → 2017-05-15 · 4 obs
○ 2016-09-15 17:30:26
● 2017-05-15 07:15:40
○ 2026-02-16 07:04:26
○ 2026-06-14 15:48:12
○A54.225.222.1542015-05-11 → 2015-05-11 · 3 obs
● 2015-05-11 14:04:38
○ 2017-05-15 07:15:40
○ 2026-06-14 15:48:12
○A54.243.230.2332015-05-11 → 2015-05-11 · 3 obs
● 2015-05-11 14:04:38
○ 2017-05-15 07:15:40
○ 2026-06-14 15:48:12
○A54.243.246.2092016-01-01 → 2016-01-01 · 4 obs
○ 2015-10-27 14:59:50
● 2016-01-01 00:11:46
○ 2016-04-08 21:09:20
○ 2026-06-14 15:48:12
○A54.243.252.2492015-10-27 → 2015-10-27 · 4 obs
○ 2015-05-11 14:04:38
● 2015-10-27 14:59:50
○ 2016-01-01 00:11:46
○ 2026-06-14 15:48:12
○A54.243.49.802016-09-15 → 2016-09-15 · 4 obs
○ 2016-04-08 21:09:20
● 2016-09-15 17:30:26
○ 2017-05-15 07:15:40
○ 2026-06-14 15:48:12
○CNAMErussian-railstutorial.herokuapp.com2015-05-11 → 2026-02-16 · 4 obs
● 2015-05-11 14:04:38
● 2026-02-16 07:04:26
○ 2026-02-27 23:36:34
○ 2026-06-14 15:48:12
○CNAMEus-east-1-a.route.herokuapp.com2015-10-27 → 2026-02-16 · 5 obs
○ 2015-05-11 14:04:38
● 2015-10-27 14:59:50
● 2026-02-16 07:04:26
○ 2026-02-27 23:36:34
○ 2026-06-14 15:48:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...-
railstutorial.rujerry.ns.cloudflare.com, tegan.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.226

NS records: jerry.ns.cloudflare.com, tegan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for railstutorial.ru (unsigned zone)

⏱️ Timing

Total: 743ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.23.210, 172.67.213.166
AAAA22606:4700:3030::ac43:d5a6, 2606:4700:3031::6815:17d2
NS2jerry.ns.cloudflare.com, tegan.ns.cloudflare.com
TXT2ahrefs-site-verification_ddac5a6be95747d, google-site-verification=SuY8T0ocfEL-9s2
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1jerry.ns.cloudflare.com dns.cloudflare.c

Analysis

Hierarchy

railstutorial.ru is a parent domain of www.railstutorial.ru.

IP Addresses

railstutorial.ru resolves to four IP addresses: 104.21.23.210, 172.67.213.166, 2606:4700:3030::ac43:d5a6 and 2606:4700:3031::6815:17d2.

Additional host names — lakesiderealty.info, avtotachki.com, marthallama.org and two others — share IP numbers with railstutorial.ru.

Name Servers

railstutorial.ru is delegated to two name servers: jerry.ns.cloudflare.com and tegan.ns.cloudflare.com.

railstutorial.ru shares its name server setup with other domains, including champagne-tour.com, netsdata.com, xamantoken.app and two others.

railstutorial.ru shares at least some of its name servers with other domains, including (0x68656e746169)4free.net, defencereview.gr, tekadresi.com and two others.

These name servers are frequently paired with the name servers mustafa.ns.cloudflare.com, sandy.ns.cloudflare.com and meera.ns.cloudflare.com.

Host names with 6 IP numbers:

jerry.ns.cloudflare.com resolves to 108.162.193.182, 172.64.33.182, 173.245.59.182 and 3 other IP addresses.

tegan.ns.cloudflare.com resolves to 108.162.192.226, 172.64.32.226, 173.245.58.226 and 3 other IP addresses.