stdp.ru - dns.ninja

`stdp.ru`

DNSSEC	⚠️ Not signed
A	95.213.158.90^{🇷🇺 SELECTEL95.213.158.0/24 -NET}
NS	`dns1.petrovich.ru` ⭐
		A	91.193.216.3^{🇷🇺 OBIT-AS91.193.216.0/24}
			PTR	`dns1.petrovich.ru`
NS	`dns1.obit.ru`
		A	85.114.0.82^{🇷🇺 OBIT-AS85.114.0.0/22 Obit-Telecommunications Ltd. St.Petersburg}
			PTR	`dns1.obit.ru`
NS	`dns2.obit.ru`
		A	85.114.2.82^{🇷🇺 OBIT-AS85.114.0.0/22 Obit-Telecommunications Ltd. St.Petersburg}
			PTR	`dns2.obit.ru`
NS	`dns2.petrovich.ru`
		A	87.228.8.67^{🇷🇺 SELECTEL87.228.8.0/23 Selectel Route Object}
MX	`mx1.stdp.ru` ⭐
		A	91.193.216.194^{🇷🇺 OBIT-AS91.193.216.0/24}
			PTR	`mail.stdp.ru`
MX	`mx2.stdp.ru` ⭐
		A	91.193.216.195^{🇷🇺 OBIT-AS91.193.216.0/24}
			PTR	`mail.stdp.ru`
MX	`mx3.stdp.ru`⁽²⁰⁾
		A	91.193.216.196^{🇷🇺 OBIT-AS91.193.216.0/24}
			PTR	`mail.stdp.ru`
MX	`mx4.stdp.ru`⁽³⁰⁾
		A	89.169.24.194^{🇷🇺 OBIT-AS89.169.24.0/24 Obit-Telecommunications Ltd. St.Petersburg}
			PTR	`mail.stdp.ru`
MX	`mx5.stdp.ru`⁽³⁰⁾
		A	89.169.24.195^{🇷🇺 OBIT-AS89.169.24.0/24 Obit-Telecommunications Ltd. St.Petersburg}
			PTR	`mail.stdp.ru`
MX	`mx6.stdp.ru`⁽⁴⁰⁾
		A	89.169.24.196^{🇷🇺 OBIT-AS89.169.24.0/24 Obit-Telecommunications Ltd. St.Petersburg}
			PTR	`mail.stdp.ru`
TXT	`v=spf1 +a +mx +a:mail.petrovich.ru +a:mx.stdp.ru -all`
TXT	`google-site-verification=lrHYPoNfULF3Qt8A5_JNPfbnW92EZYeYUqiKQR-wu7E`
TXT	`_globalsign-domain-verification=9945aJNghGE6DBqbWkRBT8Kq6_KL_gdluxKhTX04KA`
SOA	`dns1.petrovich.ru`dns@petrovich.ru 2026-07-09 #1

`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=4069647

📈 Tranco rank: #118,274

Subdomains

mx6.stdp.ru

mail.stdp.ru

mx2.stdp.ru

mx3.stdp.ru

www.stdp.ru

b2b.stdp.ru

mx5.stdp.ru

mx1.stdp.ru

mx4.stdp.ru

Same first word

stdp.com.cn

stdp.ru

stdp.vn

stdp.org

stdp.de

stdp.com.vn

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stpd.nl

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stpd.de

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dstp.ru

dpts.com.au

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tsdp.cn

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ptds.net

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dpts.net

DNS History

15 records (11 active, 4 former)

●NSdns1.obit.ru2015-08-25 → 2026-07-17 · 2 obs

● 2015-08-25 16:52:40
● 2026-07-17 13:25:52

●NSdns1.petrovich.ru2026-02-14 → 2026-07-17 · 3 obs

○ 2015-08-25 16:52:40
● 2026-02-14 17:46:18
● 2026-07-17 13:25:52

●NSdns2.obit.ru2015-08-25 → 2026-07-17 · 2 obs

● 2015-08-25 16:52:40
● 2026-07-17 13:25:52

●NSdns2.petrovich.ru2026-02-14 → 2026-07-17 · 3 obs

○ 2015-08-25 16:52:40
● 2026-02-14 17:46:18
● 2026-07-17 13:25:52

○MXmail.stdp.ru2015-08-25 → 2017-01-07 · 4 obs

● 2015-08-25 16:52:40
● 2017-01-07 21:28:28
○ 2026-02-14 17:46:18
○ 2026-07-17 13:25:52

●MXmx1.stdp.ru2026-02-14 → 2026-07-17 · 3 obs

○ 2017-01-07 21:28:28
● 2026-02-14 17:46:18
● 2026-07-17 13:25:52

●MXmx2.stdp.ru2026-02-14 → 2026-07-17 · 3 obs

○ 2017-01-07 21:28:28
● 2026-02-14 17:46:18
● 2026-07-17 13:25:52

●MXmx3.stdp.ru2026-02-14 → 2026-07-17 · 3 obs

○ 2017-01-07 21:28:28
● 2026-02-14 17:46:18
● 2026-07-17 13:25:52

●MXmx4.stdp.ru2026-02-14 → 2026-07-17 · 3 obs

○ 2017-01-07 21:28:28
● 2026-02-14 17:46:18
● 2026-07-17 13:25:52

●MXmx5.stdp.ru2026-02-14 → 2026-07-17 · 3 obs

○ 2017-01-07 21:28:28
● 2026-02-14 17:46:18
● 2026-07-17 13:25:52

●MXmx6.stdp.ru2026-02-14 → 2026-07-17 · 3 obs

○ 2017-01-07 21:28:28
● 2026-02-14 17:46:18
● 2026-07-17 13:25:52

○A185.48.238.1922015-12-29 → 2016-01-13 · 5 obs

○ 2015-10-26 23:27:58
● 2015-12-29 13:38:22
● 2016-01-13 07:41:54
○ 2016-01-20 14:17:56
○ 2026-07-17 13:25:52

○A188.225.77.2362015-08-25 → 2015-10-26 · 4 obs

● 2015-08-25 16:52:40
● 2015-10-26 23:27:58
○ 2015-12-29 13:38:22
○ 2026-07-17 13:25:52

●A95.213.158.902016-12-10 → 2026-07-17 · 3 obs

○ 2016-10-11 01:40:12
● 2016-12-10 21:51:02
● 2026-07-17 13:25:52

○A95.213.207.912016-01-20 → 2016-10-11 · 5 obs

○ 2016-01-13 07:41:54
● 2016-01-20 14:17:56
● 2016-10-11 01:40:12
○ 2016-12-10 21:51:02
○ 2026-07-17 13:25:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net...	-
stdp.ru	dns1.petrovich.ru, dns2.petrovich.ru, dns1.obit.ru, dns2.obit.ru	4 records

✅ Authoritative Response

Server:91.193.216.3

NS records: dns1.petrovich.ru, dns2.petrovich.ru, dns1.obit.ru, dns2.obit.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stdp.ru (unsigned zone)

⏱️ Timing

Total: 702ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`95.213.158.90`
NS	4	`dns2.obit.ru, dns1.obit.ru...`
MX	6	`mx2.stdp.ru (pri: 10), mx3.stdp.ru (pri: 20)...`
TXT	3	`_globalsign-domain-verification=9945aJNg, v=spf1 +a +mx +a:mail.petrovich.ru +a:mx...`
SOA	1	`dns1.petrovich.ru dns.petrovich.ru`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns2.petrovich.ru, dns2.obit.ru, dns1.petrovich.ru...)

Analysis

Hierarchy

stdp.ru serves as parent to mx6.stdp.ru, mail.stdp.ru, mx2.stdp.ru, mx3.stdp.ru, www.stdp.ru along with a few other host names.

IP Addresses

stdp.ru directs to one IP number, which is 95.213.158.90.

kluatr.ru, petrovichstd.ru and petrovichstd.com are examples of other host names that share IP numbers with stdp.ru.

Name Servers

The domain stdp.ru is delegated to these four name servers: dns1.obit.ru, dns2.obit.ru, dns1.petrovich.ru and dns2.petrovich.ru.

stdp.ru has at least partial name server overlap with other domains, such as mtd.spb.ru, 152.161.95.in-addr.arpa, 193.134.79.in-addr.arpa and two others.

dns1.obit.ru resolves to 85.114.0.82. dns2.obit.ru resolves to 85.114.2.82. dns1.petrovich.ru resolves to 91.193.216.3. dns2.petrovich.ru resolves to 87.228.8.67. All four hosts carry exactly one IP address.

Mail Servers

Mail for stdp.ru is routed through 6 mail servers, including mx1.stdp.ru, mx2.stdp.ru, mx3.stdp.ru and 3 other.

These mail servers tend to be used in combination with the mail servers mx4.stdp.ru and mx5.stdp.ru.

Hosts that resolve to one IP address:

mx1.stdp.ru resolves to the IP address 91.193.216.194.

mx2.stdp.ru resolves to the IP address 91.193.216.195.

mx3.stdp.ru resolves to the IP address 91.193.216.196.

mx4.stdp.ru resolves to the IP address 89.169.24.194.

mx5.stdp.ru resolves to the IP address 89.169.24.195.

mx6.stdp.ru resolves to the IP address 89.169.24.196.