tutorials.cn - dns.ninja

tutorials.cn

DNSSEC⚠️ Not signed
A156.253.79.89🇿🇦 HKIDC-AS-AP156.253.64.0/18 AresIDC Limited
NSns1.julydns.com ⭐ ⚠️ Not in parent delegation
A162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.onclouddns.com ⚠️ Not in zone NS records
A162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.julydns.com ⚠️ Not in parent delegation
A162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.onclouddns.com ⚠️ Not in zone NS records
A162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAns1.julydns.commaster@jmdns.com serial=1780490713

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034916239

Same first word

tutorials.ca
tutorials.co.il
tutorials.ch
tutorials.eu
tutorials.co.uk
tutorials.su
tutorials.guide
tutorials.cz
tutorials.uz
tutorials.es
tutorials.tv
tutorials.ie
tutorials.it
tutorials.dk
tutorials.blogspot.com
tutorials.ae
tutorials.com.ua
tutorials.net
tutorials.in
tutorials.to
tutorials.fr
tutorials.co.nz
tutorials.pl
tutorials.se
tutorials.cn
tutorials.at
tutorials.com.cn
tutorials.camera
tutorials.biz
tutorials.de
tutorials.pk
tutorials.pro
tutorials.co
tutorials.ru
tutorials.training
tutorials.world
tutorials.co.kr
tutorials.football
tutorials.vg

Similar names

risultato.com
latourist.us
tourlista.com
lartistou.com
lustratio.com
talistour.com
latourist.co.uk
italtours.ch
latourist.org
rotulista.com
outtrails.com
rotulista.es
risultato.net
lisatrout.com
lustratio.com.mx
stutorial.com
latourist.info
altourist.com
italtours.it
risultato.de
altruisto.com
latourist.com
artistluo.com
soultrait.fr

DNS History

14 records (5 active, 9 former)

20162017201820192020202120222023202420252026NSns1.julydns.comns1.onclouddns.comns2.julydns.comns2.onclouddns.comns1.judns.comns1.nowcndns.comns2.judns.comns2.nowcndns.comA156.253.79.89103.149.92.69103.232.215.138124.16.31.150156.253.70.155184.105.178.91
○NSns1.judns.com2026-03-12 → 2026-05-25 · 4 obs
● 2026-03-12 22:37:26
● 2026-05-25 02:41:24
○ 2026-05-25 15:04:20
○ 2026-06-14 08:28:44
●NSns1.julydns.com2026-03-12 → 2026-06-14 · 8 obs
● 2026-03-12 22:37:26
● 2026-06-07 00:48:24
○ 2026-06-08 00:13:02
● 2026-06-08 01:17:14
● 2026-06-11 07:54:32
○ 2026-06-11 22:50:14
● 2026-06-11 23:46:04
● 2026-06-14 08:28:44
○NSns1.nowcndns.com2026-03-12 → 2026-06-14 · 2 obs
○ 2026-03-12 22:37:26
○ 2026-06-14 08:28:44
●NSns1.onclouddns.com2026-05-25 → 2026-06-14 · 3 obs
○ 2026-05-25 02:41:24
● 2026-05-25 15:04:20
● 2026-06-14 08:28:44
○NSns2.judns.com2026-03-12 → 2026-05-25 · 4 obs
● 2026-03-12 22:37:26
● 2026-05-25 02:41:24
○ 2026-05-25 15:04:20
○ 2026-06-14 08:28:44
●NSns2.julydns.com2026-03-12 → 2026-06-14 · 8 obs
● 2026-03-12 22:37:26
● 2026-06-07 00:48:24
○ 2026-06-08 00:13:02
● 2026-06-08 01:17:14
● 2026-06-11 07:54:32
○ 2026-06-11 22:50:14
● 2026-06-11 23:46:04
● 2026-06-14 08:28:44
○NSns2.nowcndns.com2026-03-12 → 2026-06-14 · 2 obs
○ 2026-03-12 22:37:26
○ 2026-06-14 08:28:44
●NSns2.onclouddns.com2026-05-25 → 2026-06-14 · 3 obs
○ 2026-05-25 02:41:24
● 2026-05-25 15:04:20
● 2026-06-14 08:28:44
○A103.149.92.692026-03-12 → 2026-05-25 · 5 obs
○ 2017-05-17 05:50:20
● 2026-03-12 22:37:26
● 2026-05-25 02:41:24
○ 2026-05-25 15:04:20
○ 2026-06-14 08:28:44
○A103.232.215.1382016-09-21 → 2016-09-21 · 4 obs
○ 2016-04-10 22:26:42
● 2016-09-21 04:07:36
○ 2017-05-17 05:50:20
○ 2026-06-14 08:28:44
○A124.16.31.1502017-05-17 → 2017-05-17 · 4 obs
○ 2016-09-21 04:07:36
● 2017-05-17 05:50:20
○ 2026-03-12 22:37:26
○ 2026-06-14 08:28:44
○A156.253.70.1552026-05-25 → 2026-06-02 · 5 obs
○ 2026-05-25 02:41:24
● 2026-05-25 15:04:20
● 2026-06-02 23:45:00
○ 2026-06-03 18:54:32
○ 2026-06-14 08:28:44
●A156.253.79.892026-06-03 → 2026-06-14 · 9 obs
○ 2026-06-02 23:45:00
● 2026-06-03 18:54:32
● 2026-06-07 00:48:24
○ 2026-06-08 00:13:02
● 2026-06-08 01:17:14
● 2026-06-11 07:54:32
○ 2026-06-11 22:50:14
● 2026-06-11 23:46:04
● 2026-06-14 08:28:44
○A184.105.178.912015-05-15 → 2016-04-10 · 4 obs
● 2015-05-15 06:58:48
● 2016-04-10 22:26:42
○ 2016-09-21 04:07:36
○ 2026-06-14 08:28:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cnb.dns.cn, e.dns.cn, a.dns.cn, c.dns.cn...-
tutorials.cnns1.onclouddns.com, ns2.onclouddns.com-

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.onclouddns.com, ns2.onclouddns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tutorials.cn (unsigned zone)

⏱️ Timing

Total: 517ms | Queries: -

📄 Records

TypeCountSample Data
A1156.253.79.89
NS2ns1.julydns.com, ns2.julydns.com
SOA1ns1.julydns.com master.jmdns.com

Analysis

IP Addresses

tutorials.cn points to a single IP number: 156.253.79.89.

Name Servers

tutorials.cn is delegated to four name servers, ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.

At least some of tutorials.cn's name servers are shared with other domains, for example aiyaoshuo.com.cn, osaki-chiro.com, gzguanxin.com and two more.

These name servers tend to be deployed in combination with the name servers ns1.judns.com and ns2.judns.com.

ns1.julydns.com and ns2.julydns.com each resolve to 162.159.48.223, while ns1.onclouddns.com and ns2.onclouddns.com each resolve to 162.159.27.251.

The host names ns1.julydns.com and ns2.julydns.com both resolve to 162.159.48.223 IP addresses.

The host names ns1.onclouddns.com and ns2.onclouddns.com both resolve to 162.159.27.251 IP addresses.