usenko.su - dns.ninja

`usenko.su`

DNSSEC	⚠️ Not signed
NS	`tagil.ens.mail.ru` ⭐
		A	217.69.139.164^{🇷🇺 VK-AS217.69.128.0/20 Moscow region}
			PTR	`ns2.ens.mail.ru`
NS	`seversk.ens.mail.ru`
		A	94.100.180.238^{🇷🇺 VK-AS94.100.176.0/20 Moscow region}
			PTR	`ns1.ens.mail.ru`
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: RtBwYUaXSiDSshQS`
TXT	`v=spf1 redirect=_spf.mail.ru`
SOA	`tagil.ens.mail.ru`support@biz.mail.ru 2026-05-28 #1

`su`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`c.tld-servers.ru` ⚠️ Not in parent delegation
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=650209992

Previously NS for

usenko.su

Subdomains

zabbix.usenko.su

dns1.usenko.su

Same first word

usenko.eu

usenko.com

usenko.net

usenko.ru

usenko.su

usenko.nl

usenko.org

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DNS History

12 records (3 active, 9 former)

○NSdns1.yandex.net2015-11-20 → 2017-06-17 · 5 obs

○ 2015-07-13 04:08:02
● 2015-11-20 04:30:00
● 2017-06-17 09:10:42
○ 2026-02-25 20:24:58
○ 2026-07-27 19:17:14

○NSdns2.yandex.net2015-11-20 → 2017-06-17 · 5 obs

○ 2015-07-13 04:08:02
● 2015-11-20 04:30:00
● 2017-06-17 09:10:42
○ 2026-02-25 20:24:58
○ 2026-07-27 19:17:14

○NSns.lesproekt.ru2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 04:08:02
○ 2015-11-20 04:30:00
○ 2026-07-27 19:17:14

○NSns2.lesproekt.ru2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 04:08:02
○ 2015-11-20 04:30:00
○ 2026-07-27 19:17:14

○NSns3.lesproekt.ru2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 04:08:02
○ 2015-11-20 04:30:00
○ 2026-07-27 19:17:14

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

○ 2017-06-17 09:10:42
● 2026-02-25 20:24:58
● 2026-07-27 19:17:14

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

○ 2017-06-17 09:10:42
● 2026-02-25 20:24:58
● 2026-07-27 19:17:14

○NSusenko.su2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 04:08:02
○ 2015-11-20 04:30:00
○ 2026-07-27 19:17:14

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

○ 2017-06-17 09:10:42
● 2026-02-25 20:24:58
● 2026-07-27 19:17:14

○MXmx.yandex.net2015-11-20 → 2017-06-17 · 5 obs

○ 2015-07-13 04:08:02
● 2015-11-20 04:30:00
● 2017-06-17 09:10:42
○ 2026-02-25 20:24:58
○ 2026-07-27 19:17:14

○MXvps3.usenko.su2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 04:08:02
○ 2015-11-20 04:30:00
○ 2026-07-27 19:17:14

○A209.148.83.2022015-07-13 → 2016-06-26 · 4 obs

● 2015-07-13 04:08:02
● 2016-06-26 04:06:42
○ 2017-06-17 09:10:42
○ 2026-07-27 19:17:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
su	e.dns.ripn.net, d.dns.ripn.net, b.dns.ripn.net, f.dns.ripn.net...	10 records
usenko.su	tagil.ens.mail.ru, seversk.ens.mail.ru	-

✅ Authoritative Response

Server:94.100.180.238

NS records: tagil.ens.mail.ru, seversk.ens.mail.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usenko.su (unsigned zone)

⏱️ Timing

Total: 1326ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`tagil.ens.mail.ru, seversk.ens.mail.ru`
MX	1	`emx.mail.ru (pri: 10)`
TXT	2	`mailru-domain: RtBwYUaXSiDSshQS, v=spf1 redirect=_spf.mail.ru`
SOA	1	`tagil.ens.mail.ru support.biz.mail.ru`

📌 Glue Records Collected

Total: 10

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

Analysis

Hierarchy

zabbix.usenko.su and dns1.usenko.su are both subdomains of usenko.su.

Name Servers

usenko.su has two authoritative name servers — seversk.ens.mail.ru and tagil.ens.mail.ru.

Among the domains sharing the same name servers as usenko.su are apelsinra.ru, naturmedicine.ru and tksgroup.ru.

usenko.su partially shares its NS delegation with several other domains, including hookah.ru, npkexpert.ru, formauto.ru and two others.

In DNS configurations, these name servers often share authority with tambov.ens.mail.ru, spb.ens.mail.ru, volzhsky.ens.mail.ru and 7 other name servers.

seversk.ens.mail.ru resolves to 94.100.180.238. tagil.ens.mail.ru resolves to 217.69.139.164. Both host names point to a single IP number.

Mail Servers

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

usenko.su uses an identical mail server configuration to several other domains — among them sariti.ru, remarketing.kz, ptk-staltorg.ru and two more.

usenko.su partially shares its mail servers with other domains, pokroyka.ru and regionlab.kz being examples.

The host emx.mail.ru resolves to 94.100.180.180 and 217.69.139.180 — two IP addresses.