`csr-soft.ru`

DNSSEC	⚠️ Not signed
A	188.187.61.155^{🇷🇺 SPB-AS188.187.0.0/17 CJSC "ER-Telecom Holding" Saint-Petersburg branch Saint-Petersburg, Russia}
		PTR	`mail.rys.ru`
NS	`rys.ru` ⭐
		A	188.187.61.155^{🇷🇺 SPB-AS188.187.0.0/17 CJSC "ER-Telecom Holding" Saint-Petersburg branch Saint-Petersburg, Russia}
			PTR	`mail.rys.ru`
NS	`job-server.net`
		A	52.28.103.56^{🇩🇪 Amazon52.28.0.0/16 EC2 FRA prefix}
			PTR	`job-server.net`
MX	`mail.csr-soft.ru` ⭐
		A	188.187.61.155^{🇷🇺 SPB-AS188.187.0.0/17 CJSC "ER-Telecom Holding" Saint-Petersburg branch Saint-Petersburg, Russia}
			PTR	`mail.rys.ru`
TXT	`v=spf1 a mx -all`
SOA	`rys.ru`rys@csr-soft.ru 2025-05-18 #5

`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=4068494

Subdomains

mail.csr-soft.ru

Same first word

csr-soft.ru

Similar names

sc-forst.de

DNS History

6 records (4 active, 2 former)

●NSjob-server.net2026-03-12 → 2026-04-13 · 3 obs

○ 2020-02-25 01:48:50
● 2026-03-12 00:01:26
● 2026-04-13 02:00:10

○NSns1.csr-soft.ru2020-02-25 → 2020-02-25 · 3 obs

● 2020-02-25 01:48:50
○ 2026-03-12 00:01:26
○ 2026-04-13 02:00:10

●NSrys.ru2020-02-25 → 2026-04-13 · 2 obs

● 2020-02-25 01:48:50
● 2026-04-13 02:00:10

●MXmail.csr-soft.ru2020-02-25 → 2026-04-13 · 2 obs

● 2020-02-25 01:48:50
● 2026-04-13 02:00:10

●A188.187.61.1552026-03-12 → 2026-04-13 · 3 obs

○ 2020-02-25 01:48:50
● 2026-03-12 00:01:26
● 2026-04-13 02:00:10

○A95.213.151.522020-02-25 → 2020-02-25 · 3 obs

● 2020-02-25 01:48:50
○ 2026-03-12 00:01:26
○ 2026-04-13 02:00:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	d.dns.ripn.net, a.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net...	-
csr-soft.ru	rys.ru, job-server.net	-

✅ Authoritative Response

Server:188.187.61.155

NS records: rys.ru, job-server.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for csr-soft.ru (unsigned zone)

⏱️ Timing

Total: 1371ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.187.61.155`
NS	2	`rys.ru, job-server.net`
MX	1	`mail.csr-soft.ru (pri: 10)`
TXT	1	`v=spf1 a mx -all`
SOA	1	`rys.ru rys.csr-soft.ru`

Analysis

Hierarchy

csr-soft.ru is the parent of mail.csr-soft.ru.

IP Addresses

csr-soft.ru points to IP number 188.187.61.155.

For instance, other host names ns1.rys.ru, rys.ru, www.rys.ru, mail.rys.ru and mail.csr-soft.ru share IP numbers with csr-soft.ru.

Name Servers

csr-soft.ru is delegated to two name servers: job-server.net and rys.ru.

csr-soft.ru shares name servers with other domains at least partially, for instance go4more.school and rys.ru.

These name servers are commonly used with mail.jobnetzwerk.de.

Host names with one IP number:

job-server.net points to: 52.28.103.56.

rys.ru points to: 188.187.61.155.

Mail Servers

csr-soft.ru is handled by a single mail server, mail.csr-soft.ru.

mail.csr-soft.ru points to a single IP: 188.187.61.155.

csr-soft.ru - robtex.com

csr-soft.ru

ru