`mail.mastertut.com`

	DNSSEC	⚠️ Not signed
	A	2a0a:2b42:0:1e::^{🇷🇺 SPRINTHOST2a0a:2b42::/32}
	A	141.8.192.184^{🇷🇺 SPRINTHOST141.8.192.0/24 Sprinthost}

`mastertut.com`

	DNSSEC	⚠️ Not signed
	A	2a0a:2b42:0:1e::^{🇷🇺 SPRINTHOST2a0a:2b42::/32}
	A	141.8.192.184^{🇷🇺 SPRINTHOST141.8.192.0/24 Sprinthost}
	NS	`ns1.sprinthost.ru` ⭐
	NS	`ns2.sprinthost.ru`
	NS	`ns3.sprinthost.net`
	NS	`ns4.sprinthost.net`
	MX	`mail.mastertut.com` ⭐
	TXT	`v=spf1 a mx ip4:141.8.192.184 ip6:2a0a:2b42:0:1e:: ~all`
	SOA	`ns1.sprinthost.ru`admin@sprinthost.ru 2026-06-18 #3

MX for

mastertut.com

Same first word

mail.gl

mail.link

mail.no

mail.net.vn

mail.lib.wy.us

mail.pictures

mail.gov.kg

mail.ag

mail.hk

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mail.cm

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mail.dnshome.de

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mail.clinic

mail.bm

mail.com.pk

mail.hl.cn

mail.nhs.uk

mail.hotmail

mail.gov.om

mail.ng

mail.canon

mail.net.hk

Similar names

mail.ru

mail.myeffect.net

lmia.lt

mail.myshopify.com

mail.123hjemmeside.dk

liam.at

mail.ml

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mail.lk3.ru

amil.sucks

mila.pro

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iaml.at

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mlai.in

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mial.it

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mail.dating

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mila.network

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lima.gov.py

mlai.org

mail.loginto.me

DNS History

11 records (2 active, 9 former)

○MXmx.yandex.ru2016-07-22 → 2016-07-22 · 3 obs

● 2016-07-22 03:34:40
○ 2026-05-14 20:33:12
○ 2026-08-03 09:35:00

●A141.8.192.1842026-05-14 → 2026-08-03 · 5 obs

○ 2016-07-22 03:34:40
● 2026-05-14 20:33:12
○ 2026-08-02 19:51:34
● 2026-08-02 23:42:52
● 2026-08-03 09:35:00

○A213.180.193.252016-07-22 → 2016-07-22 · 3 obs

● 2016-07-22 03:34:40
○ 2026-05-14 20:33:12
○ 2026-08-03 09:35:00

○A213.180.204.252016-07-22 → 2016-07-22 · 3 obs

● 2016-07-22 03:34:40
○ 2026-05-14 20:33:12
○ 2026-08-03 09:35:00

○A2a02:6b8::252016-07-22 → 2016-07-22 · 3 obs

● 2016-07-22 03:34:40
○ 2026-05-14 20:33:12
○ 2026-08-03 09:35:00

●A2a0a:2b42:0:1e::2026-05-14 → 2026-08-03 · 5 obs

○ 2016-07-22 03:34:40
● 2026-05-14 20:33:12
○ 2026-08-02 19:51:34
● 2026-08-02 23:42:52
● 2026-08-03 09:35:00

○A87.250.250.252016-07-22 → 2016-07-22 · 3 obs

● 2016-07-22 03:34:40
○ 2026-05-14 20:33:12
○ 2026-08-03 09:35:00

○A87.250.251.252016-07-22 → 2016-07-22 · 3 obs

● 2016-07-22 03:34:40
○ 2026-05-14 20:33:12
○ 2026-08-03 09:35:00

○A93.158.134.252016-07-22 → 2016-07-22 · 3 obs

● 2016-07-22 03:34:40
○ 2026-05-14 20:33:12
○ 2026-08-03 09:35:00

○CNAMEdomain.mail.yandex.net2016-07-22 → 2016-07-22 · 3 obs

● 2016-07-22 03:34:40
○ 2026-05-14 20:33:12
○ 2026-08-03 09:35:00

○CNAMEmail.yandex.ru2016-07-22 → 2016-07-22 · 3 obs

● 2016-07-22 03:34:40
○ 2026-05-14 20:33:12
○ 2026-08-03 09:35:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mastertut.com	ns1.sprinthost.ru, ns2.sprinthost.ru, ns3.sprinthost.net, ns4.sprinthost.net	-

✅ Authoritative Response

Server:185.4.180.91

NS records: ns1.sprinthost.ru, ns2.sprinthost.ru, ns3.sprinthost.net, ns4.sprinthost.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mastertut.com (unsigned zone)

⏱️ Timing

Total: 932ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`141.8.192.184`
AAAA	1	`2a0a:2b42:0:1e::`

Analysis

Mail Server Role

The mail server mail.mastertut.com processes email for mastertut.com.

IP Addresses

mail.mastertut.com directs to two IP numbers, 141.8.192.184 and 2a0a:2b42:0:1e::

Two other host names, along with spec-bur.ru, sd-okna.ru and mail.elberus.ru, also share IP numbers with mail.mastertut.com.

mail.mastertut.com - robtex.com