`ptsonline.ru`

DNSSEC	⚠️ Not signed
A	178.154.234.86^{🇷🇺 YandexCloud178.154.224.0/19 Yandex Cloud}
NS	`ns1.yandexcloud.net` ⭐
		A	2a0d:d6c1:0:1a::1b4^{🇷🇺 YandexCloud2a0d:d6c1::/32}
			PTR	`ns1.yandexcloud.net`
		A	84.201.185.208^{🇷🇺 YandexCloud84.201.184.0/22 Yandex Cloud}
			PTR	`ns1.yandexcloud.net`
NS	`ns1.ptsgroup.ru` ⚠️ Not in zone NS records
		A	109.236.65.130^{🇷🇺 MASARMAT-AS109.236.64.0/22 Novodanilovskiy head office}
NS	`ns2.ptsgroup.ru` ⚠️ Not in zone NS records
		A	109.236.64.22^{🇷🇺 MASARMAT-AS109.236.64.0/22 Novodanilovskiy head office}
			PTR	`ns2.ptsgroup.ru`
NS	`ns2.yandexcloud.net`
		A	2a0d:d6c1:0:1a::2c9^{🇷🇺 YandexCloud2a0d:d6c1::/32}
			PTR	`ns2.yandexcloud.net`
		A	84.201.189.229^{🇷🇺 YandexCloud84.201.188.0/23 Yandex Cloud}
			PTR	`ns2.yandexcloud.net`
MX	`mail1.bigtour.ru` ⭐
MX	`mail.bigtour.ru`⁽¹⁰⁾
		A	2606:4700:3033::ac43:9c82^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	2606:4700:3034::6815:7e3^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	104.21.7.227^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.67.156.130^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.yandexcloud.net`mx@cloud.yandex.net serial=1

`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=4068297

Previously NS for

ptsonline.ru

Same first word

ptsonline.com

ptsonline.biz

ptsonline.ru

Similar names

DNS History

12 records (7 active, 5 former)

●NSns1.ptsgroup.ru2026-03-26 → 2026-03-27 · 3 obs

○ 2017-03-22 21:32:36
● 2026-03-26 15:59:06
● 2026-03-27 19:13:22

●NSns1.yandexcloud.net2026-03-26 → 2026-03-27 · 3 obs

○ 2017-03-22 21:32:36
● 2026-03-26 15:59:06
● 2026-03-27 19:13:22

●NSns2.ptsgroup.ru2026-03-26 → 2026-03-27 · 3 obs

○ 2017-03-22 21:32:36
● 2026-03-26 15:59:06
● 2026-03-27 19:13:22

●NSns2.yandexcloud.net2026-03-26 → 2026-03-27 · 3 obs

○ 2017-03-22 21:32:36
● 2026-03-26 15:59:06
● 2026-03-27 19:13:22

○NSns4.nic.ru2015-08-04 → 2017-03-22 · 4 obs

● 2015-08-04 12:56:26
● 2017-03-22 21:32:36
○ 2026-03-26 15:59:06
○ 2026-03-27 19:13:22

○NSns8.nic.ru2015-08-04 → 2017-03-22 · 4 obs

● 2015-08-04 12:56:26
● 2017-03-22 21:32:36
○ 2026-03-26 15:59:06
○ 2026-03-27 19:13:22

○NSptsonline.ru2015-08-04 → 2017-03-22 · 4 obs

● 2015-08-04 12:56:26
● 2017-03-22 21:32:36
○ 2026-03-26 15:59:06
○ 2026-03-27 19:13:22

●MXmail.bigtour.ru2015-08-04 → 2026-03-27 · 2 obs

● 2015-08-04 12:56:26
● 2026-03-27 19:13:22

●MXmail1.bigtour.ru2015-08-04 → 2026-03-27 · 2 obs

● 2015-08-04 12:56:26
● 2026-03-27 19:13:22

○A109.236.65.1322015-08-04 → 2017-03-22 · 4 obs

● 2015-08-04 12:56:26
● 2017-03-22 21:32:36
○ 2026-03-26 15:59:06
○ 2026-03-27 19:13:22

○A158.160.173.1932026-03-26 → 2026-03-26 · 4 obs

○ 2017-03-22 21:32:36
● 2026-03-26 15:59:06
○ 2026-03-27 19:13:20
○ 2026-03-27 19:13:22

●A178.154.234.862026-03-27 → 2026-03-27 · 3 obs

○ 2026-03-26 15:59:06
● 2026-03-27 19:13:20
● 2026-03-27 19:13:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
ptsonline.ru	ns1.yandexcloud.net, ns2.ptsgroup.ru, ns2.yandexcloud.net, ns1.ptsgroup.ru	1 record

✅ Authoritative Response

Server:84.201.185.208

NS records: ns1.yandexcloud.net, ns2.ptsgroup.ru, ns2.yandexcloud.net, ns1.ptsgroup.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ptsonline.ru (unsigned zone)

⏱️ Timing

Total: 1201ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`158.160.173.193`
NS	2	`ns1.yandexcloud.net, ns2.yandexcloud.net`
MX	2	`mail.bigtour.ru (pri: 5), mail1.bigtour.ru (pri: 10)`
TXT	1	`v=spf1 redirect=_spf.yandex.net`
SOA	1	`ns1.yandexcloud.net mx.cloud.yandex.net`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns1.ptsgroup.ru)

Analysis

IP Addresses

ptsonline.ru resolves to one IP number: 178.154.234.86.

Name Servers

ptsonline.ru is delegated to four name servers: ns1.yandexcloud.net, ns2.yandexcloud.net, ns1.ptsgroup.ru and ns2.ptsgroup.ru.

ptsonline.ru at least partially shares name servers with other domains, for instance stepik.net, sarac.in, luchi.ru, mybuddy.ru and usmartqa.ru.

Host names with two IP numbers:

ns1.yandexcloud.net points to 2a0d:d6c1:0:1a::1b4 and 84.201.185.208; ns2.yandexcloud.net points to 2a0d:d6c1:0:1a::2c9 and 84.201.189.229.

Host names with one IP number:

ns1.ptsgroup.ru points to 109.236.65.130; ns2.ptsgroup.ru points to 109.236.64.22.

Mail Servers

Two mail servers handle ptsonline.ru: mail1.bigtour.ru and mail.bigtour.ru.

Host mail.bigtour.ru has four IPs: 2606:4700:3033::ac43:9c82, 2606:4700:3034::6815:7e3, 104.21.7.227 and 172.67.156.130.

ptsonline.ru - robtex.com

ptsonline.ru

ru

Previously NS for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`ptsonline.ru`

`ru`