f3.su - dns.ninja

`f3.su`

DNSSEC	⚠️ Not signed
A	37.187.83.72^{🇫🇷 OVH37.187.0.0/16}
		PTR	`dns1.ru-tld.ru`
A	176.31.179.191^{🇫🇷 OVH176.31.0.0/16 ISP Paris, France}
NS	`dns1.ru-tld.ru` ⭐
		A	37.187.83.72^{🇫🇷 OVH37.187.0.0/16}
			PTR	`dns1.ru-tld.ru`
NS	`dns.ru-tld.ru`
		A	185.108.84.20^{🇺🇸 LEASEWEB-NL-AMS-01185.108.84.0/23 MTND}
			PTR	`dns.ru-tld.ru`
NS	`dns2.ru-tld.ru`
		A	176.31.179.191^{🇫🇷 OVH176.31.0.0/16 ISP Paris, France}
			PTR	`dns2.ru-tld.ru`
TXT	`eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJEb21haW5TaG9wIiwic3ViIjoiNTU1...`
TXT	`v=spf1 ip4:127.0.0.1 -all`
TXT	`v=DMARC1; p=reject; pct=100; sp=reject; adkim=s; aspf=s; fo=1;`
SOA	`dns.ru-tld.ru`support@ru-tld.ru 2014-03-22 #28

`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=650209470

Same first word

f3.space

f3.to

f3.su

f3.capital

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f3.ae

f3.com

f3.group

f3.fr

f3.edgesuite.net

f3.ee

f3.biz

f3.de

f3.uz

f3.net

f3.kinghost.net

f3.com.cn

f3.com.ua

f3.ru

f3.sk

f3.cc

f3.hu

f3.com.mx

f3.readthedocs.io

f3.cool

f3.ca

f3.cn

f3.se

f3.run

f3.kz

f3.eu

f3.pl

f3.farm

Similar names

3f.io

3f.lu

3f.net

3f.com.tr

3f.de

3f.nl

3f.co.uk

3f.co.za

3f.is

3f.net.cn

3f.xyz

3f.kz

3f.fr

3f.digital

3f.com.br

3f.com.ua

3f.ro

3f.network

3f.com.mx

3f.construction

3f.no

3f.com.ar

3f.biz

3f.si

3f.sk

3f.casino

3f.be

3f.com

3f.eu

3f.world

3f.capital

3f.cl

3f.se

3f.dk

3f.ca

DNS History

5 records (5 active, 0 former)

●NSdns.ru-tld.ru2026-03-14 → 2026-06-14 · 5 obs

● 2026-03-14 01:26:26
● 2026-04-06 08:14:16
○ 2026-05-01 22:39:02
● 2026-05-14 13:48:36
● 2026-06-14 08:13:18

●NSdns1.ru-tld.ru2026-03-14 → 2026-06-14 · 2 obs

● 2026-03-14 01:26:26
● 2026-06-14 08:13:18

●NSdns2.ru-tld.ru2026-03-14 → 2026-06-14 · 2 obs

● 2026-03-14 01:26:26
● 2026-06-14 08:13:18

●A176.31.179.1912026-03-14 → 2026-06-14 · 5 obs

● 2026-03-14 01:26:26
● 2026-04-06 08:14:16
○ 2026-05-01 22:39:02
● 2026-05-14 13:48:36
● 2026-06-14 08:13:18

●A37.187.83.722026-03-14 → 2026-06-14 · 5 obs

● 2026-03-14 01:26:26
● 2026-04-06 08:14:16
○ 2026-05-01 22:39:02
● 2026-05-14 13:48:36
● 2026-06-14 08:13:18

🔍 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
f3.su	dns2.ru-tld.ru, dns1.ru-tld.ru	-

✅ Authoritative Response

Server:176.31.179.191

NS records: dns2.ru-tld.ru, dns1.ru-tld.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f3.su (unsigned zone)

⏱️ Timing

Total: 1149ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`37.187.83.72, 176.31.179.191`
NS	2	`dns1.ru-tld.ru, dns2.ru-tld.ru`
TXT	3	`eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ, v=DMARC1; p=reject; pct=100; sp=reject; ...`
SOA	1	`dns.ru-tld.ru support.ru-tld.ru`

📌 Glue Records Collected

Total: 10

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

Analysis

IP Addresses

f3.su points to two IP numbers: 37.187.83.72 and 176.31.179.191.

Among the host names that share IP numbers with f3.su are danaco.ru, ns.lossantos.ru, advancedhosters.ru and two others.

Name Servers

The authoritative name servers for f3.su are dns1.ru-tld.ru, dns2.ru-tld.ru and dns.ru-tld.ru — three in total.

f3.su shares at least some of its name servers with other domains, including host27-web.quickhost.ru, 80.84.201.109.in-addr.arpa, www.hosted.ru and two others.

These name servers are frequently paired with the name servers parking.ru-tld.ru, dns1.ru-ltd.ru and dns2.ru-ltd.ru.

The hostnames dns1.ru-tld.ru, dns2.ru-tld.ru and dns.ru-tld.ru each resolve to a single IP: dns1.ru-tld.ru → 37.187.83.72, dns2.ru-tld.ru → 176.31.179.191, dns.ru-tld.ru → 185.108.84.20.