`linux-sysadmin.ru`

DNSSEC	⚠️ Not signed
A	46.29.118.246^{🇷🇺 ATLEX-AS46.29.118.0/23 Okay-Telecom Atlex.Ru}
NS	`ns1.linux-sysadmin.ru` ⭐
		A	46.29.118.246^{🇷🇺 ATLEX-AS46.29.118.0/23 Okay-Telecom Atlex.Ru}
NS	`ns2.linux-sysadmin.ru`
		A	46.29.118.246^{🇷🇺 ATLEX-AS46.29.118.0/23 Okay-Telecom Atlex.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: xqlVl70eElI0qjGA`
TXT	`v=spf1 ip4:46.29.118.246 ip4:178.250.245.78 a mx include:_spf.mail.ru ~all`
SOA	`ns1.linux-sysadmin.ru`antonprk@mail.ru 2015-01-21 #12

`ru`

	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=4068625

Subdomains

ns2.linux-sysadmin.ru

ns1.linux-sysadmin.ru

Same first word

linux-sysadmin.guru

linux-sysadmin.ru

linux-sysadmin.eu

linux-sysadmin.com

Similar names

sysadmin-linux.ru

DNS History

5 records (4 active, 1 former)

●NSns1.linux-sysadmin.ru2015-08-21 → 2026-04-24 · 2 obs

● 2015-08-21 18:25:34
● 2026-04-24 00:18:42

●NSns2.linux-sysadmin.ru2015-08-21 → 2026-04-24 · 2 obs

● 2015-08-21 18:25:34
● 2026-04-24 00:18:42

●MXemx.mail.ru2015-08-21 → 2026-04-24 · 2 obs

● 2015-08-21 18:25:34
● 2026-04-24 00:18:42

○A178.250.245.782015-08-21 → 2020-01-20 · 4 obs

● 2015-08-21 18:25:34
● 2020-01-20 17:01:26
○ 2026-02-21 12:17:40
○ 2026-04-24 00:18:42

●A46.29.118.2462026-02-21 → 2026-04-24 · 3 obs

○ 2020-01-20 17:01:26
● 2026-02-21 12:17:40
● 2026-04-24 00:18:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
linux-sysadmin.ru	ns1.linux-sysadmin.ru, ns2.linux-sysadmin.ru	2 records

✅ Authoritative Response

Server:46.29.118.246

NS records: ns1.linux-sysadmin.ru, ns2.linux-sysadmin.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linux-sysadmin.ru (unsigned zone)

⏱️ Timing

Total: 786ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`46.29.118.246`
NS	2	`ns1.linux-sysadmin.ru, ns2.linux-sysadmin.ru`
MX	1	`emx.mail.ru (pri: 10)`
TXT	2	`mailru-domain: xqlVl70eElI0qjGA, v=spf1 ip4:46.29.118.246 ip4:178.250.245`
SOA	1	`ns1.linux-sysadmin.ru antonprk.mail.ru`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.linux-sysadmin.ru, ns2.linux-sysadmin.ru)

Analysis

Hierarchy

linux-sysadmin.ru is parent of ns2.linux-sysadmin.ru and ns1.linux-sysadmin.ru.

IP Addresses

linux-sysadmin.ru points to a single IP: 46.29.118.246.

Other host names, for instance world-of-stones.ru, ns1.linux-sysadmin.ru and ns2.linux-sysadmin.ru share IP numbers with linux-sysadmin.ru.

Name Servers

linux-sysadmin.ru's delegation is to two name servers ns1.linux-sysadmin.ru and ns2.linux-sysadmin.ru.

Host names with one IP number: ns1.linux-sysadmin.ru and ns2.linux-sysadmin.ru point to 46.29.118.246.

Mail Servers

linux-sysadmin.ru is served by a single mail server, emx.mail.ru.

linux-sysadmin.ru uses the same mail server setup as other domains such as tournemo.com, newme.space, ifa-org.com, aircharterweb.com and na-kartu.ru.

Hostname emx.mail.ru resolves to two IPs: 94.100.180.180 and 217.69.139.180.

linux-sysadmin.ru - robtex.com