`rustud.com`

DNSSEC	⚠️ Not signed
A	91.107.123.65^{🇬🇧 RU-JSCIOT91.107.120.0/21}
		PTR	`teryanka.fvds.ru`
NS	`firstvds.ru` ⭐
		A	37.230.118.233^{🇷🇺 RU-JSCIOT37.230.118.0/23}
			PTR	`firstvds.ru`
NS	`ns1.firstvds.ru`
		A	2a01:230:2:74::3^{🇷🇺 RU-JSCIOT2a01:230:2::/48}
		A	82.146.43.2^{🇷🇺 RU-JSCIOT82.146.40.0/21}
			PTR	`ns1.firstvds.ru`
NS	`ns2.firstvds.ru`
		A	2a01:230:2:75::3^{🇷🇺 RU-JSCIOT2a01:230:2::/48}
		A	94.250.248.160^{🇷🇺 RU-JSCIOT94.250.248.0/23}
			PTR	`ns2.firstvds.ru`
MX	`mail.rustud.com`⁽²⁰⁾
		A	62.109.16.248^{🇷🇺 RU-JSCIOT62.109.16.0/21}
			PTR	`mail.rustud.com`
TXT	`v=spf1 ip4:62.109.16.248 -all`
SOA	`firstvds.ru`tech@firstvds.ru 2024-02-05 #67

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

rank #679487 globally
rank #306380 in the tld

Previously MX for

rustud.com

Subdomains

mail.rustud.com

Same first word

rustud.com

Similar names

turdus.pl

udrust.blogspot.gr

durust.com

turdus.se

duurst.nl

tudrus.com

surdut.pl

udrust.blogspot.com

turdus.cz

turdus.net

durust.ai

turdus.fr

DNS History

25 records (5 active, 20 former)

○NSdns1.name-services.com2016-05-25 → 2016-05-25 · 4 obs

○ 2016-04-01 20:42:10
● 2016-05-25 13:09:02
○ 2016-09-06 02:42:34
○ 2026-03-14 23:01:02

○NSdns2.name-services.com2016-05-25 → 2016-05-25 · 4 obs

○ 2016-04-01 20:42:10
● 2016-05-25 13:09:02
○ 2016-09-06 02:42:34
○ 2026-03-14 23:01:02

○NSdns3.name-services.com2016-05-25 → 2016-05-25 · 4 obs

○ 2016-04-01 20:42:10
● 2016-05-25 13:09:02
○ 2016-09-06 02:42:34
○ 2026-03-14 23:01:02

○NSdns4.name-services.com2016-05-25 → 2016-05-25 · 4 obs

○ 2016-04-01 20:42:10
● 2016-05-25 13:09:02
○ 2016-09-06 02:42:34
○ 2026-03-14 23:01:02

○NSdns5.name-services.com2016-05-25 → 2016-05-25 · 4 obs

○ 2016-04-01 20:42:10
● 2016-05-25 13:09:02
○ 2016-09-06 02:42:34
○ 2026-03-14 23:01:02

●NSfirstvds.ru2026-03-07 → 2026-03-14 · 3 obs

○ 2019-12-28 22:03:20
● 2026-03-07 17:59:56
● 2026-03-14 23:01:02

●NSns1.firstvds.ru2026-03-07 → 2026-03-14 · 3 obs

○ 2019-12-28 22:03:20
● 2026-03-07 17:59:56
● 2026-03-14 23:01:02

○NSns1.fozzy.com2019-12-28 → 2019-12-28 · 4 obs

○ 2016-09-06 02:42:34
● 2019-12-28 22:03:20
○ 2026-03-07 17:59:56
○ 2026-03-14 23:01:02

●NSns2.firstvds.ru2026-03-07 → 2026-03-14 · 3 obs

○ 2019-12-28 22:03:20
● 2026-03-07 17:59:56
● 2026-03-14 23:01:02

○NSns2.fozzy.com2019-12-28 → 2019-12-28 · 4 obs

○ 2016-09-06 02:42:34
● 2019-12-28 22:03:20
○ 2026-03-07 17:59:56
○ 2026-03-14 23:01:02

○NSns4.chicagovps.net2015-05-13 → 2016-04-01 · 4 obs

● 2015-05-13 20:32:46
● 2016-04-01 20:42:10
○ 2016-05-25 13:09:02
○ 2026-03-14 23:01:02

○NSns5.chicagovps.net2015-05-13 → 2016-04-01 · 4 obs

● 2015-05-13 20:32:46
● 2016-04-01 20:42:10
○ 2016-05-25 13:09:02
○ 2026-03-14 23:01:02

○NSns6.chicagovps.net2015-05-13 → 2016-04-01 · 4 obs

● 2015-05-13 20:32:46
● 2016-04-01 20:42:10
○ 2016-05-25 13:09:02
○ 2026-03-14 23:01:02

○NSns7.chicagovps.net2015-05-13 → 2016-04-01 · 4 obs

● 2015-05-13 20:32:46
● 2016-04-01 20:42:10
○ 2016-05-25 13:09:02
○ 2026-03-14 23:01:02

○MXalt1.aspmx.l.google.com2015-05-13 → 2016-04-01 · 4 obs

● 2015-05-13 20:32:46
● 2016-04-01 20:42:10
○ 2016-05-25 13:09:02
○ 2026-03-14 23:01:02

○MXalt2.aspmx.l.google.com2015-05-13 → 2016-04-01 · 4 obs

● 2015-05-13 20:32:46
● 2016-04-01 20:42:10
○ 2016-05-25 13:09:02
○ 2026-03-14 23:01:02

○MXalt3.aspmx.l.google.com2015-05-13 → 2016-04-01 · 4 obs

● 2015-05-13 20:32:46
● 2016-04-01 20:42:10
○ 2016-05-25 13:09:02
○ 2026-03-14 23:01:02

○MXalt4.aspmx.l.google.com2015-05-13 → 2016-04-01 · 4 obs

● 2015-05-13 20:32:46
● 2016-04-01 20:42:10
○ 2016-05-25 13:09:02
○ 2026-03-14 23:01:02

○MXaspmx.l.google.com2015-05-13 → 2016-04-01 · 4 obs

● 2015-05-13 20:32:46
● 2016-04-01 20:42:10
○ 2016-05-25 13:09:02
○ 2026-03-14 23:01:02

●MXmail.rustud.com2026-03-07 → 2026-03-14 · 3 obs

○ 2019-12-28 22:03:20
● 2026-03-07 17:59:56
● 2026-03-14 23:01:02

○MXrustud.com2019-12-28 → 2019-12-28 · 4 obs

○ 2016-05-25 13:09:02
● 2019-12-28 22:03:20
○ 2026-03-07 17:59:56
○ 2026-03-14 23:01:02

○A192.227.135.452015-05-13 → 2016-04-01 · 4 obs

● 2015-05-13 20:32:46
● 2016-04-01 20:42:10
○ 2016-05-25 13:09:02
○ 2026-03-14 23:01:02

○A78.140.185.1302019-12-28 → 2019-12-28 · 4 obs

○ 2016-09-06 02:42:34
● 2019-12-28 22:03:20
○ 2026-03-07 17:59:56
○ 2026-03-14 23:01:02

●A91.107.123.652026-03-07 → 2026-03-14 · 3 obs

○ 2019-12-28 22:03:20
● 2026-03-07 17:59:56
● 2026-03-14 23:01:02

○A98.124.243.362016-05-25 → 2016-05-25 · 4 obs

○ 2016-04-01 20:42:10
● 2016-05-25 13:09:02
○ 2016-09-06 02:42:34
○ 2026-03-14 23:01:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net...	-
rustud.com	ns1.firstvds.ru, ns2.firstvds.ru	-

✅ Authoritative Response

Server: 82.146.43.2

NS records: ns1.firstvds.ru, ns2.firstvds.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rustud.com (unsigned zone)

⏱️ Timing

Total: 3169ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.107.123.65`
NS	2	`ns2.firstvds.ru, ns1.firstvds.ru`
MX	2	`mail.rustud.com (pri: 10), mail.rustud.com (pri: 20)`
TXT	1	`v=spf1 ip4:62.109.16.248 -all`
SOA	1	`firstvds.ru tech.firstvds.ru`

Analysis

Hierarchy

rustud.com is the parent of mail.rustud.com.

IP Addresses

rustud.com resolves to a single IP: 91.107.123.65.

Other host names share IP numbers with rustud.com; for instance teryanka.fvds.ru.

Name Servers

rustud.com delegates to three name servers: firstvds.ru, ns1.firstvds.ru and ns2.firstvds.ru.

rustud.com shares some name servers with other domains, for example delphi-faq.ru, itlgs.ru, adresglob.ru, hunting-dog.ru and rosprava.ru.

These name servers are commonly used alongside ns1.example.com, ns2.example.com, intai.ru and eorhelp.ru.

Host names with two IP numbers:

ns1.firstvds.ru points to 2a01:230:2:74::3 and 82.146.43.2.

ns2.firstvds.ru points to 2a01:230:2:75::3 and 94.250.248.160.

Host names with one IP number:

firstvds.ru points to 37.230.118.233.

Mail Servers

rustud.com is handled by a single mail server, mail.rustud.com.

Host name mail.rustud.com points to IP 62.109.16.248.

rustud.com - robtex.com

rustud.com

com

Previously MX for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`rustud.com`

`com`