contmaster.su - dns.ninja

`contmaster.su`

DNSSEC	⚠️ Not signed
A	91.201.52.224^{🇷🇺 INTERNET-PRO-AS91.201.52.0/24}
		PTR	`h24.netangels.ru`
NS	`ns1.netangels.ru` ⭐
		A	91.201.54.2^{🇷🇺 INTERNET-PRO-AS91.201.54.0/23 NetAngels.RU network in Yekaterinburg}
			PTR	`ns1.netangels.ru`
NS	`ns2.netangels.ru`
		A	91.201.52.2^{🇷🇺 INTERNET-PRO-AS91.201.52.0/24}
			PTR	`ns2.netangels.ru`
NS	`ns3.netangels.ru`
		A	45.86.39.2^{🇷🇺 INTERNET-PRO-AS45.86.39.0/24}
NS	`ns4.netangels.ru`
		A	80.87.101.2^{🇷🇺 INTERNET-PRO-AS80.87.101.0/24}
MX	`emx.mail.ru` ⭐
		A	94.100.180.180^{🇷🇺 VK-AS94.100.176.0/20 Moscow region}
			PTR	`emx.mail.ru`
		A	217.69.139.180^{🇷🇺 VK-AS217.69.128.0/20 Moscow region}
			PTR	`emx.mail.ru`
TXT	`mailru-domain: KGHdEdlnmyBEErtN`
TXT	`v=spf1 a mx include:netangels.ru include:beget.com include:spf.unisender.com ...`
TXT	`mailru-verification: e6b1730a64428650`
SOA	`ns1.netangels.ru`hostmaster@netangels.ru serial=1779123831

`su`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=650209984

Previously MX for

contmaster.su

Subdomains

www.contmaster.su

Same first word

contmaster.su

contmaster.ru

contmaster.com

contmaster.hu

Similar names

DNS History

20 records (6 active, 14 former)

○NSns1.frienddns.ru2015-05-08 → 2015-05-08 · 3 obs

● 2015-05-08 02:23:42
○ 2015-10-13 11:51:58
○ 2026-07-27 04:38:06

●NSns1.netangels.ru2026-02-25 → 2026-07-27 · 3 obs

○ 2018-11-22 06:57:52
● 2026-02-25 10:58:06
● 2026-07-27 04:38:06

○NSns1.shneider-host.ru2015-10-13 → 2017-01-30 · 5 obs

○ 2015-05-08 02:23:42
● 2015-10-13 11:51:58
● 2017-01-30 17:12:34
○ 2018-11-22 06:57:52
○ 2026-07-27 04:38:06

○NSns2.frienddns.ru2015-05-08 → 2015-05-08 · 3 obs

● 2015-05-08 02:23:42
○ 2015-10-13 11:51:58
○ 2026-07-27 04:38:06

●NSns2.netangels.ru2026-02-25 → 2026-07-27 · 3 obs

○ 2018-11-22 06:57:52
● 2026-02-25 10:58:06
● 2026-07-27 04:38:06

○NSns2.shneider-host.ru2015-10-13 → 2017-01-30 · 5 obs

○ 2015-05-08 02:23:42
● 2015-10-13 11:51:58
● 2017-01-30 17:12:34
○ 2018-11-22 06:57:52
○ 2026-07-27 04:38:06

●NSns3.netangels.ru2026-02-25 → 2026-07-27 · 3 obs

○ 2018-11-22 06:57:52
● 2026-02-25 10:58:06
● 2026-07-27 04:38:06

●NSns4.netangels.ru2026-02-25 → 2026-07-27 · 3 obs

○ 2018-11-22 06:57:52
● 2026-02-25 10:58:06
● 2026-07-27 04:38:06

○NSns60.ruweb.net2018-11-22 → 2018-11-22 · 4 obs

○ 2017-01-30 17:12:34
● 2018-11-22 06:57:52
○ 2026-02-25 10:58:06
○ 2026-07-27 04:38:06

○NSns61.ruweb.net2018-11-22 → 2018-11-22 · 4 obs

○ 2017-01-30 17:12:34
● 2018-11-22 06:57:52
○ 2026-02-25 10:58:06
○ 2026-07-27 04:38:06

○MXcontmaster.su2015-10-13 → 2018-11-22 · 7 obs

○ 2015-05-08 02:23:42
● 2015-10-13 11:51:58
● 2016-04-01 11:01:38
○ 2017-01-30 17:12:34
● 2018-11-22 06:57:52
○ 2026-02-25 10:58:06
○ 2026-07-27 04:38:06

●MXemx.mail.ru2026-02-25 → 2026-07-27 · 3 obs

○ 2018-11-22 06:57:52
● 2026-02-25 10:58:06
● 2026-07-27 04:38:06

○MXmail.contmaster.su2015-05-08 → 2015-05-08 · 3 obs

● 2015-05-08 02:23:42
○ 2015-10-13 11:51:58
○ 2026-07-27 04:38:06

○MXmx.yandex.net2017-01-30 → 2017-01-30 · 4 obs

○ 2016-04-01 11:01:38
● 2017-01-30 17:12:34
○ 2018-11-22 06:57:52
○ 2026-07-27 04:38:06

○A217.12.221.832015-05-08 → 2015-05-08 · 3 obs

● 2015-05-08 02:23:42
○ 2015-10-13 11:51:58
○ 2026-07-27 04:38:06

○A31.25.240.1452016-04-01 → 2016-04-01 · 4 obs

○ 2015-12-22 10:13:40
● 2016-04-01 11:01:38
○ 2017-01-30 17:12:34
○ 2026-07-27 04:38:06

○A46.4.123.2052017-01-30 → 2017-01-30 · 4 obs

○ 2016-04-01 11:01:38
● 2017-01-30 17:12:34
○ 2018-11-22 06:57:52
○ 2026-07-27 04:38:06

○A88.198.12.1502015-10-13 → 2015-12-22 · 5 obs

○ 2015-05-08 02:23:42
● 2015-10-13 11:51:58
● 2015-12-22 10:13:40
○ 2016-04-01 11:01:38
○ 2026-07-27 04:38:06

●A91.201.52.2242026-02-25 → 2026-07-27 · 3 obs

○ 2018-11-22 06:57:52
● 2026-02-25 10:58:06
● 2026-07-27 04:38:06

○A93.171.221.1132018-11-22 → 2018-11-22 · 4 obs

○ 2017-01-30 17:12:34
● 2018-11-22 06:57:52
○ 2026-02-25 10:58:06
○ 2026-07-27 04:38:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
su	b.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net...	-
contmaster.su	ns1.netangels.ru, ns2.netangels.ru, ns3.netangels.ru, ns4.netangels.ru	-

✅ Authoritative Response

Server:91.201.54.2

NS records: ns1.netangels.ru, ns2.netangels.ru, ns3.netangels.ru, ns4.netangels.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contmaster.su (unsigned zone)

⏱️ Timing

Total: 1789ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.201.52.224`
NS	4	`ns1.netangels.ru, ns2.netangels.ru...`
MX	1	`emx.mail.ru (pri: 10)`
TXT	3	`mailru-domain: KGHdEdlnmyBEErtN, v=spf1 a mx include:netangels.ru include...`
SOA	1	`ns1.netangels.ru hostmaster.netangels.ru`

Analysis

Hierarchy

The domain www.contmaster.su falls under the parent contmaster.su.

IP Addresses

contmaster.su resolves to one IP address: 91.201.52.224.

www.unimatic.ru, dataperm.ru, iskra-ekb.ru and two other host names share IP numbers with contmaster.su.

Name Servers

The authoritative name servers for contmaster.su are ns1.netangels.ru, ns2.netangels.ru, ns3.netangels.ru and ns4.netangels.ru.

At least some of contmaster.su's name servers are shared with other domains, for example ledvers.ru, ja-dezinfektor.ru, economyofregion.com and two more.

Each of the four hosts ns1.netangels.ru, ns2.netangels.ru, ns3.netangels.ru and ns4.netangels.ru points to a single IP address — ns1.netangels.ru points to 91.201.54.2, ns2.netangels.ru points to 91.201.52.2, ns3.netangels.ru points to 45.86.39.2 and ns4.netangels.ru points to 80.87.101.2.

Mail Servers

Mail for contmaster.su is handled by a single mail server, emx.mail.ru.

contmaster.su uses an identical mail server configuration to several other domains — among them bpw-ost.ru, rat.kz, slt25rus.ru and two more.

At least a portion of contmaster.su's mail servers are shared with other domains, among them ecp.spb.ru and tabakon.ru.

emx.mail.ru directs to two IP numbers, 94.100.180.180 and 217.69.139.180.