`25ru.ru`

DNSSEC	⚠️ Not signed
A	91.201.41.170^{🇷🇺 EUROBYTE91.201.40.0/22}
		PTR	`25ru.ru`
NS	`25ru.ru` ⭐
		A	91.201.41.170^{🇷🇺 EUROBYTE91.201.40.0/22}
			PTR	`25ru.ru`
NS	`ns1.25ru.ru`
		A	91.201.41.170^{🇷🇺 EUROBYTE91.201.40.0/22}
			PTR	`25ru.ru`
NS	`ns2.25ru.ru`
MX	`mail.25ru.ru` ⭐
		A	91.201.41.170^{🇷🇺 EUROBYTE91.201.40.0/22}
			PTR	`25ru.ru`
MX	`mail.25ru.ru`⁽²⁰⁾
		A	91.201.41.170^{🇷🇺 EUROBYTE91.201.40.0/22}
			PTR	`25ru.ru`
TXT	`v=spf1 ip4:185.221.154.113 a mx ~all`
SOA	`25ru.ru`root@example.com 2023-07-02 #8

`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=4068278

PTR for

170.41.201.91.in-addr.arpa

NS for

25ru.ru

Subdomains

ns2.25ru.ru

mail.25ru.ru

Same first word

25ru.ru

Similar names

ru25.cn

52ur.com

r52u.com

r25u.xyz

ru52.ru

DNS History

8 records (5 active, 3 former)

●NS25ru.ru2026-03-26 → 2026-03-26 · 3 obs

○ 2015-05-29 04:55:20
● 2026-03-26 05:33:14
● 2026-03-26 05:33:18

●NSns1.25ru.ru2015-05-29 → 2026-03-26 · 2 obs

● 2015-05-29 04:55:20
● 2026-03-26 05:33:18

○NSns1.example.com2026-03-26 → 2026-03-26 · 2 obs

○ 2026-03-26 05:33:14
○ 2026-03-26 05:33:18

●NSns2.25ru.ru2015-05-29 → 2026-03-26 · 2 obs

● 2015-05-29 04:55:20
● 2026-03-26 05:33:18

○NSns2.example.com2026-03-26 → 2026-03-26 · 2 obs

○ 2026-03-26 05:33:14
○ 2026-03-26 05:33:18

●MXmail.25ru.ru2026-03-26 → 2026-03-26 · 2 obs

● 2026-03-26 05:33:14
● 2026-03-26 05:33:18

○A185.12.95.632015-05-29 → 2017-10-17 · 4 obs

● 2015-05-29 04:55:20
● 2017-10-17 23:25:18
○ 2026-03-26 05:33:14
○ 2026-03-26 05:33:18

●A91.201.41.1702026-03-26 → 2026-03-26 · 3 obs

○ 2017-10-17 23:25:18
● 2026-03-26 05:33:14
● 2026-03-26 05:33:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
25ru.ru	ns1.25ru.ru, ns2.25ru.ru	2 records

✅ Authoritative Response

Server:91.201.41.170

NS records: ns1.25ru.ru, ns2.25ru.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 25ru.ru (unsigned zone)

⏱️ Timing

Total: 1240ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.201.41.170`
NS	2	`ns2.example.com, ns1.example.com`
MX	2	`mail.25ru.ru (pri: 20), mail.25ru.ru (pri: 10)`
SOA	1	`25ru.ru root.example.com`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.25ru.ru, ns2.25ru.ru)

Analysis

Hierarchy

25ru.ru is a parent of ns2.25ru.ru and mail.25ru.ru.

Name Server Role

25ru.ru serves as a name server for 25ru.ru.

ns1.example.com, ns2.example.com and ns1.25ru.ru are commonly used as name servers along with 25ru.ru.

IP Addresses

25ru.ru resolves to one IP number: 91.201.41.170.

Other host names such as mail.25ru.ru and ns2.25ru.ru share IP numbers with 25ru.ru.

Name Servers

25ru.ru is delegated to three name servers: 25ru.ru, ns1.25ru.ru and ns2.25ru.ru.

Host names with a single IP:

25ru.ru points to 91.201.41.170.

ns1.25ru.ru points to 91.201.41.170.

Host names pointing to 91.201.41.170: 25ru.ru and ns1.25ru.ru.

Mail Servers

25ru.ru is handled by two mail servers: mail.25ru.ru and mail.25ru.ru.

Hostnames with a single IP:

mail.25ru.ru points to 91.201.41.170.

25ru.ru - robtex.com

25ru.ru

ru