masterref.ru - dns.ninja

`masterref.ru`

DNSSEC	⚠️ Not signed
A	77.222.57.40^{🇷🇺 SWEB-AS77.222.56.0/23 SpaceWeb Hosting provider}
		PTR	`vh283.sweb.ru`
NS	`ns1.spaceweb.ru` ⭐
		A	2a02:408:7722:50:77:222:50:244^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
		A	77.222.50.244^{🇷🇺 SWEB-AS77.222.50.0/23 Spaceweb Colocation}
			PTR	`ns1.spaceweb.ru`
NS	`ns2.spaceweb.ru`
		A	2a01:d8:9:1::68^{🇷🇺 RU-CENTER-AS2a01:d8::/32 Ru-Center IPv6 route}
			PTR	`ns2.spaceweb.ru`
		A	89.111.160.68^{🇷🇺 RU-CENTER-AS89.111.160.0/24 RU-CENTER route}
			PTR	`ns2.spaceweb.ru`
NS	`ns3.spaceweb.pro` ⚠️ Not in parent delegation
		A	2a02:408:7722:51:77:222:51:244^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
		A	77.222.51.244^{🇷🇺 SWEB-AS77.222.50.0/23 Spaceweb Colocation}
			PTR	`ns3.spaceweb.pro`
NS	`ns4.spaceweb.pro` ⚠️ Not in parent delegation
		A	2a01:d8:9:2::100^{🇷🇺 RU-CENTER-AS2a01:d8::/32 Ru-Center IPv6 route}
			PTR	`ns4.spaceweb.pro`
		A	89.111.167.100^{🇷🇺 RU-CENTER-AS89.111.160.0/20 RU-CENTER route}
			PTR	`ns4.spaceweb.pro`
MX	`mx1.spaceweb.ru` ⭐
		A	2a02:408:7722:1:77:222:41:16^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:20^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:21^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:22^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:23^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
		A	2a02:408:7722:1:77:222:41:27^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:54^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:99^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
		A	2a02:408:7722:1:77:222:41:161^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.16^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
		A	77.222.41.20^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.21^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
		A	77.222.41.22^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
		A	77.222.41.23^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.27^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.54^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.99^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
		A	77.222.41.161^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx1.spaceweb.ru`
MX	`mx2.spaceweb.ru`⁽²⁰⁾
		A	2a02:408:7722:1:77:222:41:89^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:95^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:96^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:148^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:157^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
			PTR	`mx2.spaceweb.ru`
		A	2a02:408:7722:1:77:222:41:158^{🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb)}
		A	77.222.41.89^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx2.spaceweb.ru`
		A	77.222.41.95^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx2.spaceweb.ru`
		A	77.222.41.96^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx2.spaceweb.ru`
		A	77.222.41.148^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
		A	77.222.41.157^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx2.spaceweb.ru`
		A	77.222.41.158^{🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider}
			PTR	`mx2.spaceweb.ru`
SOA	`ns1.spaceweb.ru`dns1@sweb.ru 2008-09-03 #16

`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=4069919

Same first word

masterref.ru

masterref.com

Similar names

DNS History

8 records (7 active, 1 former)

●NSns1.spaceweb.ru2015-04-26 → 2026-08-09 · 2 obs

● 2015-04-26 22:57:20
● 2026-08-09 02:46:40

●NSns2.spaceweb.ru2015-04-26 → 2026-08-09 · 2 obs

● 2015-04-26 22:57:20
● 2026-08-09 02:46:40

●NSns3.spaceweb.pro2015-10-11 → 2026-08-09 · 3 obs

○ 2015-04-26 22:57:20
● 2015-10-11 23:09:12
● 2026-08-09 02:46:40

●NSns4.spaceweb.pro2015-10-11 → 2026-08-09 · 3 obs

○ 2015-04-26 22:57:20
● 2015-10-11 23:09:12
● 2026-08-09 02:46:40

●MXmx1.spaceweb.ru2015-04-26 → 2026-08-09 · 2 obs

● 2015-04-26 22:57:20
● 2026-08-09 02:46:40

●MXmx2.spaceweb.ru2015-04-26 → 2026-08-09 · 2 obs

● 2015-04-26 22:57:20
● 2026-08-09 02:46:40

○A77.222.42.1562015-04-26 → 2018-12-11 · 4 obs

● 2015-04-26 22:57:20
● 2018-12-11 23:57:40
○ 2026-03-06 21:42:26
○ 2026-08-09 02:46:40

●A77.222.57.402026-03-06 → 2026-08-09 · 3 obs

○ 2018-12-11 23:57:40
● 2026-03-06 21:42:26
● 2026-08-09 02:46:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net...	-
masterref.ru	ns2.spaceweb.ru, ns1.spaceweb.ru	2 records

✅ Authoritative Response

Server:77.222.50.250

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for masterref.ru (unsigned zone)

⏱️ Timing

Total: 1021ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`77.222.57.40`
NS	4	`ns3.spaceweb.pro, ns1.spaceweb.ru...`
MX	2	`mx1.spaceweb.ru (pri: 10), mx2.spaceweb.ru (pri: 20)`
SOA	1	`ns1.spaceweb.ru dns1.sweb.ru`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

masterref.ru points to a single IP number: 77.222.57.40.

Additional host names — com29.ru, all-hr.ru, starkosino.ru and two others — share IP numbers with masterref.ru.

Name Servers

masterref.ru has four authoritative name servers: ns3.spaceweb.pro, ns4.spaceweb.pro, ns1.spaceweb.ru and ns2.spaceweb.ru.

There is at least partial name server overlap between masterref.ru and other domains — stroy-res.ru, intov.com, novoselov.net and two more among them.

All four hostnames — ns3.spaceweb.pro, ns4.spaceweb.pro, ns1.spaceweb.ru and ns2.spaceweb.ru — resolve to two IP numbers apiece: ns3.spaceweb.pro to 77.222.51.244 and 2a02:408:7722:51:77:222:51:244; ns4.spaceweb.pro to 89.111.167.100 and 2a01:d8:9:2::100; ns1.spaceweb.ru to 77.222.50.244 and 2a02:408:7722:50:77:222:50:244; ns2.spaceweb.ru to 89.111.160.68 and 2a01:d8:9:1::68.

Mail Servers

masterref.ru has two mail servers: mx1.spaceweb.ru and mx2.spaceweb.ru.

masterref.ru shares the same mail server setup as other domains, including xn--44-ulc5c.xn--p1ai, xn--h1adanbfj8dvaf.xn--p1ai, aster.ru and two others.

masterref.ru shares mail servers — at least in part — with other domains, including bgar.ru, gmchess.ru, 3x.su and two others.

These mail servers are frequently seen alongside the mail servers mx.yandex.net.

Host names with 18 IP numbers:

mx1.spaceweb.ru resolves to 77.222.41.16, 77.222.41.20, 77.222.41.21 and 15 other IP addresses.

Host names with 12 IP numbers:

mx2.spaceweb.ru resolves to 77.222.41.89, 77.222.41.95, 77.222.41.96 and 9 other IP addresses.