mail.devhead.ru - dns.ninja

`mail.devhead.ru`

	DNSSEC	⚠️ Not signed
	A	91.228.48.15^{🇷🇺 ROSTELECOM-AS91.228.48.0/22 Geo Green Ltd.}

`devhead.ru`

	DNSSEC	⚠️ Not signed
	A	91.228.48.15^{🇷🇺 ROSTELECOM-AS91.228.48.0/22 Geo Green Ltd.}
	NS	`ns1.yotahost.ru` ⭐
	NS	`ns2.yotahost.ru`
	MX	`mail.devhead.ru` ⭐
	SOA	`ns1.yotahost.ru`test@devhead.ru serial=1784862003

Previously MX for

devhead.ru

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DNS History

1 record (1 active, 0 former)

●A91.228.48.152026-04-29 → 2026-08-08 · 4 obs

● 2026-04-29 05:22:28
○ 2026-06-27 15:44:06
● 2026-08-07 19:15:40
● 2026-08-08 20:43:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net...	12 records
devhead.ru	ns1.yotahost.ru, ns2.yotahost.ru	2 records

✅ Authoritative Response

Server:91.228.48.29

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for devhead.ru (unsigned zone)

⏱️ Timing

Total: 713ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.228.48.15`

📌 Glue Records Collected

Total: 14

In-bailiwick: 2 (c.tld-servers.ru, c.tld-servers.ru)

Out-of-bailiwick: 12 (a.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net...)

Analysis

IP Addresses

mail.devhead.ru has exactly one IP address — 91.228.48.15.

mail.xn--80aaggfbaa6amjt4bu.xn--p1ai, mail.elektrogorsk.ru, yotahost.ru plus two other host names have IP numbers in common with mail.devhead.ru.