`mail.grinvich.com`

DNSSEC	⚠️ Not signed
A	81.9.123.86^{🇷🇺 SOVAM-AS81.9.123.0/25}
		PTR	`mail.grinvich.com`
A	91.229.234.150^{🇷🇺 PORTALTELENET-AS91.229.234.0/23 PortalTeleNet LLC Yekaterinburg Russia}

`grinvich.com`

	DNSSEC	⚠️ Not signed
	A	91.226.81.107^{🇷🇺 INTERNET-PRO-AS91.226.80.0/23 NetAngels.RU network in Yekaterinburg (Rostelecom DataCenter)}
	NS	`ns1.netangels.ru` ⭐
	NS	`ns2.netangels.ru`
	NS	`ns3.netangels.ru` ⚠️ Not in parent delegation
	NS	`ns4.netangels.ru` ⚠️ Not in parent delegation
	MX	`mail.grinvich.com` ⭐
	TXT	`v=spf1 ip4:91.229.234.150 ip4:81.9.123.86 ip4:91.226.81.107 include:netangel...`
	SOA	`ns1.netangels.ru`hostmaster@netangels.ru serial=1775408691

WOT: SAFE (60/100)
WOT: SAFE (62/100)

PTR for

150.234.229.91.in-addr.arpa

86.123.9.81.in-addr.arpa

249.6.58.195.in-addr.arpa

MX for

m73.ru

grinvich.com

passage.ru

grinvich.ru

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DNS History

3 records (2 active, 1 former)

○A195.58.6.2492015-08-05 → 2017-01-06 · 4 obs

● 2015-08-05 06:07:24
● 2017-01-06 04:52:02
○ 2026-03-03 14:09:24
○ 2026-04-28 22:56:26

●A81.9.123.862026-03-03 → 2026-04-28 · 3 obs

○ 2017-01-06 04:52:02
● 2026-03-03 14:09:24
● 2026-04-28 22:56:26

●A91.229.234.1502026-03-03 → 2026-04-28 · 3 obs

○ 2017-01-06 04:52:02
● 2026-03-03 14:09:24
● 2026-04-28 22:56:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net, g.gtld-servers.net...	-
grinvich.com	ns1.netangels.ru, ns2.netangels.ru	-

✅ Authoritative Response

Server:91.201.52.2

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grinvich.com (unsigned zone)

⏱️ Timing

Total: 1976ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`81.9.123.86, 91.229.234.150...`

Analysis

Mail Server Role

mail.grinvich.com serves mail for m73.ru, grinvich.com, passage.ru and grinvich.ru.

IP Addresses

mail.grinvich.com resolves to two IPs: 81.9.123.86 and 91.229.234.150.

mail.grinvich.com - robtex.com