`chkk.su`

DNSSEC	⚠️ Not signed
A	178.21.10.187^{🇷🇺 AS-REGRU178.21.10.0/24 Reg.Ru}
		PTR	`178-21-10-187.cloudvps.regruhosting.ru`
NS	`178-21-10-187.cloudvps.regruhosting.ru` ⭐
		A	178.21.10.187^{🇷🇺 AS-REGRU178.21.10.0/24 Reg.Ru}
			PTR	`178-21-10-187.cloudvps.regruhosting.ru`
NS	`ns5.hosting.reg.ru`
		A	31.31.194.32^{🇷🇺 AS-REGRU31.31.194.0/24 Reg.Ru}
			PTR	`ns5.hosting.reg.ru`
NS	`ns6.hosting.reg.ru`
		A	31.31.196.15^{🇷🇺 AS-REGRU31.31.196.0/24 Reg.Ru}
			PTR	`ns6.hosting.reg.ru`
MX	`mx.yandex.net` ⭐
		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: 056c054bd44a00a8`
TXT	`v=spf1 redirect=_spf.yandex.net`
TXT	`google-site-verification=gVZzYiSTVzRllLxm8gUMfLZj7_Ro0pV_YP0IvFDIaIw`
TXT	`_acme-challenge.chkk.su. TXT wrDnp2OfjT3hU9eX53OGIyAUFOVKCipjRHUcK_4iua8, _ac...`
SOA	`178-21-10-187.cloudvps.regruhosting.ru`vasyameved87@yandex.ru 2021-03-29 #43

`su`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=650208858

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DNS History

5 records (5 active, 0 former)

●NS178-21-10-187.cloudvps.regruhosting.ru2026-04-07 → 2026-04-24 · 2 obs

● 2026-04-07 15:01:46
● 2026-04-24 17:15:44

●NSns5.hosting.reg.ru2026-04-07 → 2026-04-24 · 2 obs

● 2026-04-07 15:01:46
● 2026-04-24 17:15:44

●NSns6.hosting.reg.ru2026-04-07 → 2026-04-24 · 2 obs

● 2026-04-07 15:01:46
● 2026-04-24 17:15:44

●MXmx.yandex.net2026-04-07 → 2026-04-24 · 2 obs

● 2026-04-07 15:01:46
● 2026-04-24 17:15:44

●A178.21.10.1872026-04-07 → 2026-04-24 · 2 obs

● 2026-04-07 15:01:46
● 2026-04-24 17:15:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
su	b.dns.ripn.net, e.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net...	-
chkk.su	ns5.hosting.reg.ru, ns6.hosting.reg.ru	-

✅ Authoritative Response

Server:31.31.194.32

NS records: ns5.hosting.reg.ru, ns6.hosting.reg.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chkk.su (unsigned zone)

⏱️ Timing

Total: 1391ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`178.21.10.187`
NS	2	`ns6.hosting.reg.ru, ns5.hosting.reg.ru`
MX	1	`mx.yandex.net (pri: 10)`
TXT	4	`yandex-verification: 056c054bd44a00a8, v=spf1 redirect=_spf.yandex.net...`
SOA	1	`178-21-10-187.cloudvps.regruhosting.ru v`

Analysis

IP Addresses

chkk.su points to a single IP: 178.21.10.187.

Name Servers

chkk.su is delegated to three name servers: ns5.hosting.reg.ru, ns6.hosting.reg.ru and 178-21-10-187.cloudvps.regruhosting.ru.

chkk.su partially shares name servers with other domains; examples include shkola-irk.ru, oil-service.com, serviced.ru, antonchik.ru and atvural.ru.