`prof-ekb.ru`

DNSSEC	⚠️ Not signed
A	91.201.52.235^{🇷🇺 INTERNET-PRO-AS91.201.52.0/24}
		PTR	`h7.netangels.ru`
NS	`ns1.netangels.ru` ⭐
		A	91.201.54.2^{🇷🇺 INTERNET-PRO-AS91.201.54.0/23 NetAngels.RU network in Yekaterinburg}
			PTR	`ns1.netangels.ru`
NS	`ns2.netangels.ru`
		A	91.201.52.2^{🇷🇺 INTERNET-PRO-AS91.201.52.0/24}
			PTR	`ns2.netangels.ru`
NS	`ns3.netangels.ru` ⚠️ Not in parent delegation
		A	45.86.39.2^{🇷🇺 INTERNET-PRO-AS45.86.39.0/24}
NS	`ns4.netangels.ru` ⚠️ Not in parent delegation
		A	80.87.101.2^{🇷🇺 INTERNET-PRO-AS80.87.101.0/24}
MX	`mx0.prof-ekb.ru` ⭐
		A	91.201.54.7^{🇷🇺 INTERNET-PRO-AS91.201.54.0/23 NetAngels.RU network in Yekaterinburg}
			PTR	`mx0.netangels.ru`
MX	`mx1.prof-ekb.ru`⁽⁵⁾
		A	91.201.54.8^{🇷🇺 INTERNET-PRO-AS91.201.54.0/23 NetAngels.RU network in Yekaterinburg}
			PTR	`mx1.netangels.ru`
TXT	`v=spf1 a include:netangels.ru ~all`
SOA	`ns1.netangels.ru`hostmaster@netangels.ru serial=1775149480

`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=4068512

Subdomains

mx1.prof-ekb.ru

mx0.prof-ekb.ru

Same first word

prof-ekb.ru

DNS History

10 records (7 active, 3 former)

●NSns1.netangels.ru2015-06-01 → 2026-04-14 · 2 obs

● 2015-06-01 04:41:10
● 2026-04-14 14:47:38

●NSns2.netangels.ru2015-06-01 → 2026-04-14 · 2 obs

● 2015-06-01 04:41:10
● 2026-04-14 14:47:38

●NSns3.netangels.ru2016-12-09 → 2026-04-14 · 3 obs

○ 2015-06-01 04:41:10
● 2016-12-09 16:18:26
● 2026-04-14 14:47:38

●NSns4.netangels.ru2016-12-09 → 2026-04-14 · 3 obs

○ 2015-06-01 04:41:10
● 2016-12-09 16:18:26
● 2026-04-14 14:47:38

●MXmx0.prof-ekb.ru2026-03-09 → 2026-04-14 · 2 obs

● 2026-03-09 22:35:14
● 2026-04-14 14:47:38

●MXmx1.prof-ekb.ru2026-03-09 → 2026-04-14 · 2 obs

● 2026-03-09 22:35:14
● 2026-04-14 14:47:38

○A185.93.108.1362016-03-29 → 2017-07-03 · 5 obs

○ 2015-12-22 17:01:08
● 2016-03-29 19:34:44
● 2017-07-03 01:51:26
○ 2026-03-09 22:35:14
○ 2026-04-14 14:47:38

○A91.201.52.2072026-03-09 → 2026-04-14 · 2 obs

○ 2026-03-09 22:35:14
○ 2026-04-14 14:47:38

○A91.201.52.232015-06-01 → 2015-12-22 · 4 obs

● 2015-06-01 04:41:10
● 2015-12-22 17:01:08
○ 2016-03-29 19:34:44
○ 2026-04-14 14:47:38

●A91.201.52.2352026-03-09 → 2026-04-14 · 3 obs

○ 2017-07-03 01:51:26
● 2026-03-09 22:35:14
● 2026-04-14 14:47:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net, a.dns.ripn.net...	-
prof-ekb.ru	ns2.netangels.ru, ns1.netangels.ru	2 records

✅ Authoritative Response

Server:91.201.52.2

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prof-ekb.ru (unsigned zone)

⏱️ Timing

Total: 1373ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.201.52.235`
NS	4	`ns1.netangels.ru, ns2.netangels.ru...`
MX	2	`mx0.prof-ekb.ru (pri: 1), mx1.prof-ekb.ru (pri: 5)`
TXT	1	`v=spf1 a include:netangels.ru ~all`
SOA	1	`ns1.netangels.ru hostmaster.netangels.ru`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.netangels.ru, ns1.netangels.ru)

Analysis

Hierarchy

prof-ekb.ru is a parent of mx1.prof-ekb.ru and mx0.prof-ekb.ru.

IP Addresses

prof-ekb.ru points to IP number: 91.201.52.235.

Other host names such as www.mucb.ru, brp-ekb.ru, bro-rider.ru, box-factory.ru and h7.netangels.ru share IPs with prof-ekb.ru.

Name Servers

prof-ekb.ru is delegated to four name servers: ns1.netangels.ru, ns2.netangels.ru, ns3.netangels.ru and ns4.netangels.ru.

prof-ekb.ru at least partially shares name servers with other domains, for instance crystal-trees.ru, parts-patron.ru, vm-78768e3f.na4u.ru, korm-ekb.ru and strana-offices.ru.

Host names with one IP number:

ns1.netangels.ru points to 91.201.54.2.

ns2.netangels.ru points to 91.201.52.2.

ns3.netangels.ru points to 45.86.39.2.

ns4.netangels.ru points to 80.87.101.2.

Mail Servers

prof-ekb.ru is handled by two mail servers: mx0.prof-ekb.ru and mx1.prof-ekb.ru.

Host names with a single IP:

mx0.prof-ekb.ru points to 91.201.54.7.

mx1.prof-ekb.ru points to 91.201.54.8.

prof-ekb.ru - robtex.com

prof-ekb.ru

ru