`mx3.zub.ru`

DNSSEC	⚠️ Not signed
A	185.236.210.105^{🇷🇺 Softline_DC185.236.210.0/24}
		PTR	`mx3.zub.ru`

`zub.ru`

	DNSSEC	⚠️ Not signed
	A	95.129.232.55^{🇷🇺 DDOS-GUARD95.129.232.0/24 LTD}
	NS	`ns3-l2.nic.ru` ⭐
	NS	`ns4-cloud.nic.ru`
	NS	`ns4-l2.nic.ru`
	NS	`ns8-cloud.nic.ru`
	NS	`ns8-l2.nic.ru`
	MX	`mx41.zub.ru` ⭐
	MX	`mx42.zub.ru`⁽¹⁰⁾
	MX	`mx3.zub.ru`⁽²⁰⁾
	TXT	`v=spf1 ip4:31.13.20.2 ip4:213.208.161.138 ip4:185.236.210.105 -all`
	TXT	`google-site-verification=PtPTqHlpc3_w4MEsw94V9k6T6Rkc9zkvhJW8DmCuiPc`
	TXT	`_globalsign-domain-verification=BhAVI70MtsqVj-8fO5FR5FBBgfo4dP3p9EO3IMiOFS`
	TXT	`_globalsign-domain-verification=IXJdxS59CN3aqPj1ynPx1VJgpgCT_lTZPSEey9SpV5`
	TXT	`_globalsign-domain-verification=LEN_1D3SIa_As65KNLr53cnHc6pZU_Yx2V0-Yhgi4Q`
	TXT	`_globalsign-domain-verification=pioSLa9vbRMACix3xsGWzDDSQGPvjkamZrrKNrzyWC`
	SOA	`ns3-l2.nic.ru`dns@nic.ru 2018-11-19 #6

rank #723424 globally
rank #24543 in the tld
📈 Tranco rank: #233,250

PTR for

105.210.236.185.in-addr.arpa

MX for

zub.ru

laboratoria.ru

polyclinika.ru

medosmotri.ru

digithelp.ru

Same first word

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mx3.name

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mx3.gov.ru

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DNS History

1 record (1 active, 0 former)

●A185.236.210.1052026-02-15 → 2026-05-11 · 2 obs

● 2026-02-15 05:18:10
● 2026-05-11 21:46:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
zub.ru	ns4-cloud.nic.ru, ns4-l2.nic.ru, ns8-cloud.nic.ru, ns3-l2.nic.ru...	19 records

✅ Authoritative Response

Server:89.104.93.30

NS records: ns4-cloud.nic.ru, ns4-l2.nic.ru, ns8-cloud.nic.ru, ns3-l2.nic.ru, ns8-l2.nic.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zub.ru (unsigned zone)

⏱️ Timing

Total: 764ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.236.210.105`

📌 Glue Records Collected

Total: 19

Out-of-bailiwick: 19 (ns8-cloud.nic.ru, ns8-cloud.nic.ru, ns8-cloud.nic.ru...)

Analysis

Mail Server Role

mx3.zub.ru serves as the mail server for zub.ru, laboratoria.ru, polyclinika.ru, medosmotri.ru and digithelp.ru.

mx41.zub.ru and mx42.zub.ru are commonly used mail servers alongside mx3.zub.ru.

IP Addresses

mx3.zub.ru resolves to a single IP address: 185.236.210.105.

mx3.zub.ru - robtex.com

mx3.zub.ru

zub.ru