linux-admins.ru - dns.ninja

`linux-admins.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:1d97^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:9569^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.29.151^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.149.105^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nicole.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ad3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nicole.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nicole.ns.cloudflare.com`
		A	108.162.192.211^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
		A	172.64.32.211^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
		A	173.245.58.211^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nicole.ns.cloudflare.com`
NS	`peyton.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bdd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1dd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`peyton.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21dd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`peyton.ns.cloudflare.com`
		A	108.162.193.221^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
		A	172.64.33.221^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
		A	173.245.59.221^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`peyton.ns.cloudflare.com`
TXT	`google-site-verification=ig4TZbHLcyVaMYnxOnu5Aw6DeaUbSASdHsW2jBaM_rE`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.29.151, 172.67.149.105
		IPv6 hints	2606:4700:3031::6815:1d97, 2606:4700:3036::ac43:9569
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com
SOA	`nicole.ns.cloudflare.com`dns@cloudflare.com serial=2407797692

`ru`

	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=4069598

Subdomains

mail.linux-admins.ru

Same first word

linux-admins.ru

linux-admins.net

DNS History

19 records (6 active, 13 former)

●NSnicole.ns.cloudflare.com2026-05-07 → 2026-07-13 · 3 obs

○ 2026-03-26 17:29:18
● 2026-05-07 04:51:28
● 2026-07-13 10:43:22

○NSns1.minecraftgo.ru2026-02-22 → 2026-03-26 · 5 obs

○ 2018-09-18 14:51:26
● 2026-02-22 01:35:48
● 2026-03-26 17:29:18
○ 2026-05-07 04:51:28
○ 2026-07-13 10:43:22

○NSns1.reg.ru2018-09-18 → 2018-09-18 · 3 obs

● 2018-09-18 14:51:26
○ 2026-02-22 01:35:48
○ 2026-07-13 10:43:22

○NSns2.minecraftgo.ru2026-02-22 → 2026-03-26 · 5 obs

○ 2018-09-18 14:51:26
● 2026-02-22 01:35:48
● 2026-03-26 17:29:18
○ 2026-05-07 04:51:28
○ 2026-07-13 10:43:22

○NSns2.reg.ru2018-09-18 → 2018-09-18 · 3 obs

● 2018-09-18 14:51:26
○ 2026-02-22 01:35:48
○ 2026-07-13 10:43:22

●NSpeyton.ns.cloudflare.com2026-05-07 → 2026-07-13 · 3 obs

○ 2026-03-26 17:29:18
● 2026-05-07 04:51:28
● 2026-07-13 10:43:22

○NSvmi2920436.contaboserver.net2026-02-22 → 2026-03-26 · 5 obs

○ 2018-09-18 14:51:26
● 2026-02-22 01:35:48
● 2026-03-26 17:29:18
○ 2026-05-07 04:51:28
○ 2026-07-13 10:43:22

○MXmail.linux-admins.ru2026-02-22 → 2026-03-26 · 4 obs

● 2026-02-22 01:35:48
● 2026-03-26 17:29:18
○ 2026-05-07 04:51:28
○ 2026-07-13 10:43:22

●A104.21.29.1512026-05-07 → 2026-07-13 · 4 obs

○ 2026-03-26 17:29:18
● 2026-05-07 04:51:28
○ 2026-07-11 19:12:32
● 2026-07-13 10:43:22

●A172.67.149.1052026-05-07 → 2026-07-13 · 4 obs

○ 2026-03-26 17:29:18
● 2026-05-07 04:51:28
○ 2026-07-11 19:12:32
● 2026-07-13 10:43:22

○A188.114.96.02026-07-11 → 2026-07-11 · 3 obs

○ 2026-06-28 05:00:56
● 2026-07-11 19:12:32
○ 2026-07-13 10:43:22

○A188.114.97.02026-07-11 → 2026-07-11 · 3 obs

○ 2026-06-28 05:00:56
● 2026-07-11 19:12:32
○ 2026-07-13 10:43:22

○A194.163.164.1062026-02-22 → 2026-03-26 · 5 obs

○ 2018-09-18 14:51:26
● 2026-02-22 01:35:48
● 2026-03-26 17:29:18
○ 2026-05-07 04:51:28
○ 2026-07-13 10:43:22

●A2606:4700:3031::6815:1d972026-06-28 → 2026-07-13 · 4 obs

○ 2026-05-07 04:51:28
● 2026-06-28 05:00:56
○ 2026-07-11 19:12:32
● 2026-07-13 10:43:22

○A2606:4700:3033::6815:1d972026-05-07 → 2026-05-07 · 4 obs

○ 2026-03-26 17:29:18
● 2026-05-07 04:51:28
○ 2026-06-28 05:00:56
○ 2026-07-13 10:43:22

●A2606:4700:3036::ac43:95692026-05-07 → 2026-07-13 · 4 obs

○ 2026-03-26 17:29:18
● 2026-05-07 04:51:28
○ 2026-07-11 19:12:32
● 2026-07-13 10:43:22

○A2a06:98c1:3120::2026-07-11 → 2026-07-11 · 3 obs

○ 2026-06-28 05:00:56
● 2026-07-11 19:12:32
○ 2026-07-13 10:43:22

○A2a06:98c1:3121::2026-07-11 → 2026-07-11 · 3 obs

○ 2026-06-28 05:00:56
● 2026-07-11 19:12:32
○ 2026-07-13 10:43:22

○A94.250.254.2542018-09-18 → 2018-09-18 · 3 obs

● 2018-09-18 14:51:26
○ 2026-02-22 01:35:48
○ 2026-07-13 10:43:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...	-
linux-admins.ru	nicole.ns.cloudflare.com, peyton.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.211

NS records: nicole.ns.cloudflare.com, peyton.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for linux-admins.ru (unsigned zone)

⏱️ Timing

Total: 621ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.149.105, 104.21.29.151`
AAAA	2	`2606:4700:3036::ac43:9569, 2606:4700:3031::6815:1d97`
NS	2	`nicole.ns.cloudflare.com, peyton.ns.cloudflare.com`
TXT	1	`google-site-verification=ig4TZbHLcyVaMYn`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`nicole.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

linux-admins.ru is the parent zone for mail.linux-admins.ru.

IP Addresses

linux-admins.ru resolves to four IP addresses: 104.21.29.151, 172.67.149.105, 2606:4700:3031::6815:1d97 and 2606:4700:3036::ac43:9569.

baichai.com, www.paxlovid.pro, erc106.com plus two other host names have IP numbers in common with linux-admins.ru.

Name Servers

linux-admins.ru uses two name servers for its delegation: nicole.ns.cloudflare.com and peyton.ns.cloudflare.com.

The name server configuration of linux-admins.ru is shared with other domains, for instance best-cheats.ru, coins-info.ru, kasko-online-kalkulyator.ru and two others.

linux-admins.ru partially shares its NS delegation with several other domains, including kubett.green, adium.me, rwlgntchr.cc and two others.

These name servers regularly co-occur with the name servers olivia.ns.cloudflare.com, adrian.ns.cloudflare.com and kyree.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname nicole.ns.cloudflare.com directs to 108.162.192.211, 172.64.32.211 and 173.245.58.211 along with 3 other IP addresses.

Hostname peyton.ns.cloudflare.com directs to 108.162.193.221, 172.64.33.221 and 173.245.59.221 along with 3 other IP addresses.