`schweitzerproject.ru`

DNSSEC	⚠️ Not signed
NS	`ns2.masterhost.ru` ⭐
		A	2a00:15f8:a000:12:1:1:2:53^{🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48}
			PTR	`ns2.masterhost.ru`
		A	90.156.133.161^{🇷🇺 MASTERHOST-AS90.156.128.0/20}
			PTR	`ns2.masterhost.ru`
NS	`ns.masterhost.ru`
		A	2a00:15f8:a000:10:1:1:0:53^{🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48}
			PTR	`ns.masterhost.ru`
		A	90.156.136.116^{🇷🇺 MASTERHOST-AS90.156.128.0/20}
			PTR	`ns.masterhost.ru`
NS	`ns1.masterhost.ru`
		A	2a00:15f8:a000:11:1:1:1:53^{🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48}
			PTR	`ns1.masterhost.ru`
		A	90.156.137.50^{🇷🇺 MASTERHOST-AS90.156.128.0/20}
			PTR	`ns1.masterhost.ru`
MX	`mx.yandex.net` ⭐
		A	2a02:6b8::311^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
		A	77.88.21.249^{🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
TXT	`v=spf1 redirect=_spf.yandex.net`
SOA	`ns1.masterhost.ru`hostmaster@masterhost.ru serial=1745242287

`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=4068640

Same first word

schweitzerproject.co.uk

schweitzerproject.ru

schweitzerproject.com

DNS History

11 records (4 active, 7 former)

●NSns.masterhost.ru2026-04-19 → 2026-04-25 · 3 obs

○ 2019-04-08 20:37:02
● 2026-04-19 04:39:42
● 2026-04-25 07:15:08

●NSns1.masterhost.ru2026-04-19 → 2026-04-25 · 3 obs

○ 2019-04-08 20:37:02
● 2026-04-19 04:39:42
● 2026-04-25 07:15:08

●NSns2.masterhost.ru2026-04-19 → 2026-04-25 · 3 obs

○ 2019-04-08 20:37:02
● 2026-04-19 04:39:42
● 2026-04-25 07:15:08

○NSns3-l2.nic.ru2015-08-17 → 2019-04-08 · 4 obs

● 2015-08-17 05:54:00
● 2019-04-08 20:37:02
○ 2026-04-19 04:39:42
○ 2026-04-25 07:15:08

○NSns4-cloud.nic.ru2015-08-17 → 2019-04-08 · 4 obs

● 2015-08-17 05:54:00
● 2019-04-08 20:37:02
○ 2026-04-19 04:39:42
○ 2026-04-25 07:15:08

○NSns4-l2.nic.ru2015-08-17 → 2019-04-08 · 4 obs

● 2015-08-17 05:54:00
● 2019-04-08 20:37:02
○ 2026-04-19 04:39:42
○ 2026-04-25 07:15:08

○NSns8-cloud.nic.ru2015-08-17 → 2019-04-08 · 4 obs

● 2015-08-17 05:54:00
● 2019-04-08 20:37:02
○ 2026-04-19 04:39:42
○ 2026-04-25 07:15:08

○NSns8-l2.nic.ru2015-08-17 → 2019-04-08 · 4 obs

● 2015-08-17 05:54:00
● 2019-04-08 20:37:02
○ 2026-04-19 04:39:42
○ 2026-04-25 07:15:08

●MXmx.yandex.net2026-04-19 → 2026-04-25 · 3 obs

○ 2019-04-08 20:37:02
● 2026-04-19 04:39:42
● 2026-04-25 07:15:08

○MXrelay.schweitzerproject.ru2015-08-17 → 2016-07-15 · 4 obs

● 2015-08-17 05:54:00
● 2016-07-15 19:40:32
○ 2017-02-18 22:22:16
○ 2026-04-25 07:15:08

○MXschweitzerproject-ru.mail.protection.outlook.com2017-02-18 → 2019-04-08 · 5 obs

○ 2016-07-15 19:40:32
● 2017-02-18 22:22:16
● 2019-04-08 20:37:02
○ 2026-04-19 04:39:42
○ 2026-04-25 07:15:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
schweitzerproject.ru	ns.masterhost.ru, ns1.masterhost.ru, ns2.masterhost.ru	-

✅ Authoritative Response

Server:90.156.133.161

NS records: ns.masterhost.ru, ns1.masterhost.ru, ns2.masterhost.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schweitzerproject.ru (unsigned zone)

⏱️ Timing

Total: 1393ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns1.masterhost.ru, ns.masterhost.ru...`
MX	1	`mx.yandex.net (pri: 10)`
TXT	1	`v=spf1 redirect=_spf.yandex.net`
SOA	1	`ns1.masterhost.ru hostmaster.masterhost.`

Analysis

Name Servers

schweitzerproject.ru is delegated to three name servers ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru.

schweitzerproject.ru at least partially shares name servers with other domains, for instance palaeoentomolog.ru, gord.ru, vfbasket.ru, bbls.ru and alextyurin.ru.

Host names with two IP numbers:

ns1.masterhost.ru points to: 2a00:15f8:a000:11:1:1:1:53 and 90.156.137.50.

ns2.masterhost.ru points to: 2a00:15f8:a000:12:1:1:2:53 and 90.156.133.161.

ns.masterhost.ru points to: 2a00:15f8:a000:10:1:1:0:53 and 90.156.136.116.

Mail Servers

schweitzerproject.ru is handled by a single mail server, mx.yandex.net.

schweitzerproject.ru shares the same mail server setup as other domains, for instance td-keramik.by, cryo-tehnika.ru, savitar-gr.com, sakhamusic.ru and ritual-service24.ru.

schweitzerproject.ru shares at least some mail servers with other domains, including toroslartekstil.com.tr, snyato.ru, bibtaggers.ru and miromabook.ru.

mx.yandex.net resolves to two IP numbers: 2a02:6b8::311 and 77.88.21.249.

schweitzerproject.ru - robtex.com