`perf-docs.ru`

DNSSEC	⚠️ Not signed
A	93.77.165.37^{🇷🇺 YandexCloud93.77.160.0/19}
NS	`alina.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a3d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alina.ns.cloudflare.com`
		A	108.162.192.61^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alina.ns.cloudflare.com`
		A	172.64.32.61^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alina.ns.cloudflare.com`
		A	173.245.58.61^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alina.ns.cloudflare.com`
NS	`denver.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cc4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`denver.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3c4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`denver.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23c4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`denver.ns.cloudflare.com`
		A	108.162.195.196^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.44.196^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.35.196^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`google-site-verification=PvPD5op5sJuxhDoLElxS__c1dCdkTuUApOmC_dA9GZQ`
TXT	`yandex-verification: f1610310f0ecb84f`
SOA	`alina.ns.cloudflare.com`dns@cloudflare.com serial=2406079465

`ru`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`c.tld-servers.ru`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=4069639

⚠️ On DNS blocklist: tif

Same first word

perf-docs.ru

DNS History

4 records (3 active, 1 former)

●NSalina.ns.cloudflare.com2026-04-05 → 2026-07-16 · 2 obs

● 2026-04-05 03:33:16
● 2026-07-16 20:28:54

●NSdenver.ns.cloudflare.com2026-04-05 → 2026-07-16 · 2 obs

● 2026-04-05 03:33:16
● 2026-07-16 20:28:54

○A34.88.221.32026-04-05 → 2026-05-27 · 4 obs

● 2026-04-05 03:33:16
● 2026-05-27 12:08:26
○ 2026-06-13 01:56:54
○ 2026-07-16 20:28:54

●A93.77.165.372026-06-13 → 2026-07-16 · 3 obs

○ 2026-05-27 12:08:26
● 2026-06-13 01:56:54
● 2026-07-16 20:28:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net...	-
perf-docs.ru	alina.ns.cloudflare.com, denver.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.61

NS records: alina.ns.cloudflare.com, denver.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for perf-docs.ru (unsigned zone)

⏱️ Timing

Total: 640ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`93.77.165.37`
NS	2	`alina.ns.cloudflare.com, denver.ns.cloudflare.com`
TXT	2	`google-site-verification=PvPD5op5sJuxhDo, yandex-verification: f1610310f0ecb84f`
SOA	1	`alina.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

perf-docs.ru has exactly one IP address — 93.77.165.37.

rblx-client.ru, getstm4pc.ru, installobs.ru plus two other host names have IP numbers in common with perf-docs.ru.

Name Servers

perf-docs.ru is delegated to two name servers: alina.ns.cloudflare.com and denver.ns.cloudflare.com.

The name server configuration of perf-docs.ru is shared with other domains, for instance installobs.ru, bainpublic.com, desktop-zona.ru and two others.

The name servers of perf-docs.ru overlap at least partially with those of other domains — among them mivoran.xyz, finantare.ro, 330labs.ai and two more.

The name servers susan.ns.cloudflare.com, kinsley.ns.cloudflare.com and newt.ns.cloudflare.com are commonly seen alongside these name servers.

Hosts with 6 IP addresses each:

alina.ns.cloudflare.com resolves to 108.162.192.61, 172.64.32.61, 173.245.58.61 and 3 other IP addresses.

denver.ns.cloudflare.com resolves to 108.162.195.196, 162.159.44.196, 172.64.35.196 and 3 other IP addresses.

perf-docs.ru - robtex.com

perf-docs.ru

ru