`mail.polylog.su`

CNAME	`domain.mail.yandex.net`
CNAME	`mail.yandex.ru`
DNSSEC	⚠️ Not signed
A	2a02:6b8::a4^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
		PTR	`mail-yandex-ru-production-external.stable.qloud-b.yandex.net`
A	77.88.21.37^{🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network}
NS	`ns3.yandex.ru` ⭐
		A	2a02:6b8::1001^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`ns3.yandex.ru`
		A	87.250.250.1^{🇷🇺 TELETECH87.250.224.0/19 Yandex network}
			PTR	`ns3.yandex.ru`
NS	`ns4.yandex.ru`
		A	2a02:6b8:0:1::1:1^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`ns4.yandex.ru`
		A	77.88.21.1^{🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network}
			PTR	`ns4.yandex.ru`
MX	`mx.yandex.ru` ⭐
		A	2a02:6b8::311^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
		A	77.88.21.249^{🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
TXT	`yandex-verification: bee56b4396205cc2`
TXT	`google-site-verification=nDqpeshiROB8mM_RiyqO01xkpebe6eiweTxpX6vx8lk`
TXT	`mailru-verification: de5e58bac797a76d`
TXT	`v=spf1 redirect=_spf.yandex.net`
SOA	`ns3.yandex.ru`sysadmin@yandex.ru serial=1784375659

`polylog.su`

	DNSSEC	⚠️ Not signed
	NS	`dns1.yandex.net` ⭐
	NS	`dns2.yandex.net`
	MX	`mx.yandex.net` ⭐
	TXT	`v=spf1 redirect=_spf.yandex.net`
	SOA	`dns1.yandex.net`dns-hosting@yandex.ru serial=15

Previously MX for

polylog.su

Same first word

mail.dnsalias.net

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mail.co.jp

mail.be

mail.com.vn

mail.how

mail.in-brb.de

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mail.pw

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mail.edu.ee

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mail.cloudaccess.net

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mail.ec

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mail.or.id

mail.kim

mail.md

mail.gov.ls

mail.edu.tt

mail.si

mail.gov.rw

mail.gov.bs

mail.ca

mail.je

mail.ks.ua

mail.org.br

mail.dj

mail.technology

mail.edu.ru

mail.edu.az

mail.global

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mail.hu.net

mail.whitesnow.jp

mail.se

mail.keymachine.de

mail.gd

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mail.basicserver.io

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mail.js.org

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mail.partners

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mail.com.br

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mail.bike

mail.gr

mail.srv.br

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mail.gov.cn

mail.staba.jp

mail.pinoko.jp

mail.in.th

mail.insure

mail.tech

mail.rakkestad.no

mail.gov.bm

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mail.lv

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mail.host

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DNS History

2 records (1 active, 1 former)

○A62.148.7.1952015-07-09 → 2016-07-01 · 3 obs

● 2015-07-09 17:28:00
● 2016-07-01 16:11:40
○ 2026-07-18 11:54:34

●CNAMEdomain.mail.yandex.net2026-07-18 → 2026-07-18 · 1 obs

● 2026-07-18 11:54:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
su	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	10 records
polylog.su	dns1.yandex.net, dns2.yandex.net	-

✅ Authoritative Response

Server:93.158.134.213

NS records: dns1.yandex.net, dns2.yandex.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polylog.su (unsigned zone)

⏱️ Timing

Total: 889ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`domain.mail.yandex.net`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net...)

Analysis

IP Addresses

mail.polylog.su has two IP addresses: 77.88.21.37 and 2a02:6b8::a4

Among the host names that share IP numbers with mail.polylog.su are _dc-mx.309749700414.barooc.com, mail.transclass.ru, mail.yandex.ru and two others.

Name Servers

mail.polylog.su is delegated to two name servers: ns3.yandex.ru and ns4.yandex.ru.

mail.polylog.su has the same name server delegation as a number of other domains, such as api-metrika.yandex.com.tr, 161vipavto.ru, yasobe.ru and two more.

The name servers for mail.polylog.su overlap at least in part with those of other domains, including mon.yandex.net and net.yandex.net.

These name servers commonly appear alongside the name servers ns5.yandex.ru and ns6.yandex.ru.

ns3.yandex.ru and ns4.yandex.ru each resolve to two IP addresses: ns3.yandex.ru points to 87.250.250.1 and 2a02:6b8::1001, while ns4.yandex.ru points to 77.88.21.1 and 2a02:6b8:0:1::1:1.

Mail Servers

mail.polylog.su routes its mail through a single mail server, mx.yandex.ru.

mail.polylog.su has the same mail server arrangement as a number of other domains, for example freelife.ru, zhastar.ru, freelancer.su and two more.

mail.polylog.su partially shares its mail servers with other domains — including connecto-lo.ru, themodelist.ru, tpoa.ru and yakushin.su.

It is common to find these mail servers paired with the mail servers mx.yandex.net.

mx.yandex.ru resolves to two IP numbers — 77.88.21.249 and 2a02:6b8::311.

mail.polylog.su - dns.ninja

mail.polylog.su

polylog.su