firstopt.ru - dns.ninja

`firstopt.ru`

DNSSEC	⚠️ Not signed
A	185.4.66.93^{🇷🇺 RECONN185.4.64.0/22 Inferno Solutions}
		PTR	`code-redpotato.ddns.net`
NS	`ns1.reg.ru` ⭐
		A	2a00:f940:9::1:1^{🇷🇺 AS-REGRU2a00:f940:9::/48 Reg.Ru Hosting}
		A	2a00:f940:9::2:1^{🇷🇺 AS-REGRU2a00:f940:9::/48 Reg.Ru Hosting}
		A	176.99.13.11^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	176.99.13.13^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	176.99.13.15^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	176.99.13.17^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	194.58.117.11^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns1.reg.ru`
		A	194.58.117.13^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns1.reg.ru`
		A	194.58.117.15^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns1.reg.ru`
		A	194.58.117.17^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns1.reg.ru`
NS	`ns2.reg.ru`
		A	2a00:f940:9::1:2^{🇷🇺 AS-REGRU2a00:f940:9::/48 Reg.Ru Hosting}
		A	2a00:f940:9::2:2^{🇷🇺 AS-REGRU2a00:f940:9::/48 Reg.Ru Hosting}
		A	176.99.13.12^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	176.99.13.14^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	176.99.13.16^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	176.99.13.18^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	194.58.117.12^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
		A	194.58.117.14^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
		A	194.58.117.16^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
		A	194.58.117.18^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
SOA	`ns1.reg.ru`hostmaster@ns1.reg.ru serial=1782604591

`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=4069501

Subdomains

mail.firstopt.ru

Same first word

firstopt.ru

Similar names

potfirst.com

tifsport.com

topfirst.com

firsttop.de

sportfit.com.au

sportfit.ru

fitsport.co.rs

fitsport.cz

sportfit.de

fitsport.net

ttprofis.com

profitst.com

tripsoft.eu

sportfit.fi

optfirst.com

fitsport.com

topfirst.net

sportfit.nl

optfirst.us

fitsport.lt

tfortips.com

fritstop.nl

fitsport.info

sportfit.org

sportfit.biz

sportfit.in

sportfit.net

sportfit.sk

fitsport.ru

optfirst.info

softtrip.com

itsoftpr.com

tripsoft.sk

sportfit.it

sportfit.cz

fitsport.cl

fitsport.ro

profitts.biz

fitsport.it

fitsport.ee

sportfit.in.ua

firsttop.ru

firsttop.com

optfirst.org

fitsport.fi

fitsport.org

riftpost.com

fitsport.ch

profitts.net

fitsport.com.au

fitsport.ir

fitsport.eu

sportfit.ee

optfirst.biz

sportfit.com

optfirst.net

tripsoft.pro

sportfit.hr

triptosf.com

tripsoft.com

sportfit.ch

fitsport.com.br

tprofits.com

fitsport.de

sportfit.fr

fritstop.be

sportfit.gr

DNS History

20 records (3 active, 17 former)

○NSbloden12015-07-09 → 2015-09-11 · 4 obs

● 2015-07-09 13:06:40
● 2015-09-11 01:23:20
○ 2015-12-03 03:37:48
○ 2026-07-05 07:44:22

○NSns1.click2026-02-17 → 2026-05-10 · 5 obs

○ 2017-09-23 02:56:44
● 2026-02-17 21:56:58
● 2026-05-10 21:12:32
○ 2026-05-25 14:58:28
○ 2026-07-05 07:44:22

○NSns1.domainer.biz2026-02-17 → 2026-05-10 · 5 obs

○ 2017-09-23 02:56:44
● 2026-02-17 21:56:58
● 2026-05-10 21:12:32
○ 2026-05-25 14:58:28
○ 2026-07-05 07:44:22

○NSns1.firstvds.ru2015-07-09 → 2015-09-11 · 4 obs

● 2015-07-09 13:06:40
● 2015-09-11 01:23:20
○ 2015-12-03 03:37:48
○ 2026-07-05 07:44:22

●NSns1.reg.ru2026-05-25 → 2026-07-05 · 3 obs

○ 2026-05-10 21:12:32
● 2026-05-25 14:58:28
● 2026-07-05 07:44:22

○NSns1.timeweb.ru2015-12-03 → 2017-09-23 · 5 obs

○ 2015-09-11 01:23:20
● 2015-12-03 03:37:48
● 2017-09-23 02:56:44
○ 2026-02-17 21:56:58
○ 2026-07-05 07:44:22

○NSns2.click2026-02-17 → 2026-05-10 · 5 obs

○ 2017-09-23 02:56:44
● 2026-02-17 21:56:58
● 2026-05-10 21:12:32
○ 2026-05-25 14:58:28
○ 2026-07-05 07:44:22

○NSns2.firstvds.ru2015-07-09 → 2015-09-11 · 4 obs

● 2015-07-09 13:06:40
● 2015-09-11 01:23:20
○ 2015-12-03 03:37:48
○ 2026-07-05 07:44:22

●NSns2.reg.ru2026-05-25 → 2026-07-05 · 3 obs

○ 2026-05-10 21:12:32
● 2026-05-25 14:58:28
● 2026-07-05 07:44:22

○NSns2.timeweb.ru2015-12-03 → 2017-09-23 · 5 obs

○ 2015-09-11 01:23:20
● 2015-12-03 03:37:48
● 2017-09-23 02:56:44
○ 2026-02-17 21:56:58
○ 2026-07-05 07:44:22

○NSns3.timeweb.org2015-12-03 → 2017-09-23 · 5 obs

○ 2015-09-11 01:23:20
● 2015-12-03 03:37:48
● 2017-09-23 02:56:44
○ 2026-02-17 21:56:58
○ 2026-07-05 07:44:22

○NSns4.timeweb.org2015-12-03 → 2017-09-23 · 5 obs

○ 2015-09-11 01:23:20
● 2015-12-03 03:37:48
● 2017-09-23 02:56:44
○ 2026-02-17 21:56:58
○ 2026-07-05 07:44:22

○MXemx.mail.ru2015-12-03 → 2017-09-23 · 5 obs

○ 2015-09-11 01:23:20
● 2015-12-03 03:37:48
● 2017-09-23 02:56:44
○ 2026-02-17 21:56:58
○ 2026-07-05 07:44:22

○MXmail.firstopt.ru2015-07-09 → 2015-09-11 · 4 obs

● 2015-07-09 13:06:40
● 2015-09-11 01:23:20
○ 2015-12-03 03:37:48
○ 2026-07-05 07:44:22

●A185.4.66.932026-07-05 → 2026-07-05 · 2 obs

○ 2026-05-25 14:58:28
● 2026-07-05 07:44:22

○A2a03:6f00:1::5c35:726b2015-12-03 → 2017-09-23 · 5 obs

○ 2015-09-11 01:23:20
● 2015-12-03 03:37:48
● 2017-09-23 02:56:44
○ 2026-02-17 21:56:58
○ 2026-07-05 07:44:22

○A37.252.0.222026-05-25 → 2026-05-25 · 3 obs

○ 2026-05-10 21:12:32
● 2026-05-25 14:58:28
○ 2026-07-05 07:44:22

○A62.197.48.592026-02-17 → 2026-05-10 · 5 obs

○ 2017-09-23 02:56:44
● 2026-02-17 21:56:58
● 2026-05-10 21:12:32
○ 2026-05-25 14:58:28
○ 2026-07-05 07:44:22

○A82.146.35.2302015-07-09 → 2015-09-11 · 4 obs

● 2015-07-09 13:06:40
● 2015-09-11 01:23:20
○ 2015-12-03 03:37:48
○ 2026-07-05 07:44:22

○A92.53.114.1072015-12-03 → 2017-09-23 · 5 obs

○ 2015-09-11 01:23:20
● 2015-12-03 03:37:48
● 2017-09-23 02:56:44
○ 2026-02-17 21:56:58
○ 2026-07-05 07:44:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	e.dns.ripn.net, a.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net...	-
firstopt.ru	ns1.reg.ru, ns2.reg.ru	20 records

✅ Authoritative Response

Server:176.99.13.12

NS records: ns1.reg.ru, ns2.reg.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstopt.ru (unsigned zone)

⏱️ Timing

Total: 683ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.4.66.93`
NS	2	`ns1.reg.ru, ns2.reg.ru`
SOA	1	`ns1.reg.ru hostmaster.ns1.reg.ru`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (ns1.reg.ru, ns1.reg.ru, ns1.reg.ru...)

Analysis

Hierarchy

firstopt.ru serves as the parent of mail.firstopt.ru.

IP Addresses

firstopt.ru directs to one IP number, which is 185.4.66.93.

Among the host names that share IP numbers with firstopt.ru are vnbk.ru, vpromte.ru, jdcom.ru and two others.

Name Servers

firstopt.ru is served by two delegated name servers, ns1.reg.ru and ns2.reg.ru.

firstopt.ru has the same name server delegation as a number of other domains, such as honeybuysell.com, beezy.ru, kinoonlain.ru and two more.

Host names resolving to 10 IP numbers:

ns1.reg.ru carries IP addresses 176.99.13.11, 176.99.13.13 and 176.99.13.15, with 7 other addresses beyond those.

ns2.reg.ru carries IP addresses 176.99.13.12, 176.99.13.14 and 176.99.13.16, with 7 other addresses beyond those.