`open-a.com`

DNSSEC	⚠️ Not signed
A	2a00:15f8:a000:5:1:11:7:ff38^{🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48}
A	2a00:15f8:a000:5:1:12:7:ff38^{🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48}
A	2a00:15f8:a000:5:1:13:7:ff38^{🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48}
A	2a00:15f8:a000:5:1:14:7:ff38^{🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48}
A	90.156.201.42^{🇷🇺 MASTERHOST-AS90.156.201.0/24}
A	90.156.201.46^{🇷🇺 MASTERHOST-AS90.156.201.0/24}
A	90.156.201.83^{🇷🇺 MASTERHOST-AS90.156.201.0/24}
A	90.156.201.102^{🇷🇺 MASTERHOST-AS90.156.201.0/24}
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`
TXT	`yandex-verification: b43035bdec10f097`
TXT	`google-site-verification=tBACN_zDXZJw9fYlX67bEDpQH3UNxnGsahe23TcCARQ`
SOA	`ns1.masterhost.ru`hostmaster@masterhost.ru serial=1759309675

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774933122

Same first word

open-a.com

Similar names

apo-en.de

a-open.ru

a-onep.com

ap-one.de

ao-pen.com

ano-pe.ru

e-pano.com

noe-ap.com

pa-one.com

one-ap.com

a-open.org

a-open.net

DNS History

26 records (12 active, 14 former)

●NSns.masterhost.ru2015-08-23 → 2026-03-31 · 2 obs

● 2015-08-23 01:01:20
● 2026-03-31 05:26:04

●NSns1.masterhost.ru2015-08-23 → 2026-03-31 · 2 obs

● 2015-08-23 01:01:20
● 2026-03-31 05:26:04

●NSns2.masterhost.ru2015-08-23 → 2026-03-31 · 2 obs

● 2015-08-23 01:01:20
● 2026-03-31 05:26:04

○MXalt1.aspmx.l.google.com2017-03-31 → 2017-03-31 · 3 obs

● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

○MXalt2.aspmx.l.google.com2017-03-31 → 2017-03-31 · 3 obs

● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

○MXalt3.aspmx.l.google.com2017-03-31 → 2017-03-31 · 3 obs

● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

○MXalt4.aspmx.l.google.com2017-03-31 → 2017-03-31 · 3 obs

● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

○MXaspmx.l.google.com2017-03-31 → 2017-03-31 · 3 obs

● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

●MXmx.yandex.net2026-03-07 → 2026-03-31 · 3 obs

○ 2017-03-31 12:47:32
● 2026-03-07 04:19:56
● 2026-03-31 05:26:04

○A2a00:15f8:a000:5:1:11:7:1b4d2017-03-31 → 2017-03-31 · 4 obs

○ 2016-09-10 22:33:42
● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

●A2a00:15f8:a000:5:1:11:7:ff382026-03-07 → 2026-03-31 · 3 obs

○ 2017-03-31 12:47:32
● 2026-03-07 04:19:56
● 2026-03-31 05:26:04

○A2a00:15f8:a000:5:1:12:7:1b4d2017-03-31 → 2017-03-31 · 4 obs

○ 2016-09-10 22:33:42
● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

●A2a00:15f8:a000:5:1:12:7:ff382026-03-07 → 2026-03-31 · 3 obs

○ 2017-03-31 12:47:32
● 2026-03-07 04:19:56
● 2026-03-31 05:26:04

○A2a00:15f8:a000:5:1:13:7:1b4d2017-03-31 → 2017-03-31 · 4 obs

○ 2016-09-10 22:33:42
● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

●A2a00:15f8:a000:5:1:13:7:ff382026-03-07 → 2026-03-31 · 3 obs

○ 2017-03-31 12:47:32
● 2026-03-07 04:19:56
● 2026-03-31 05:26:04

○A2a00:15f8:a000:5:1:14:7:1b4d2017-03-31 → 2017-03-31 · 4 obs

○ 2016-09-10 22:33:42
● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

●A2a00:15f8:a000:5:1:14:7:ff382026-03-07 → 2026-03-31 · 3 obs

○ 2017-03-31 12:47:32
● 2026-03-07 04:19:56
● 2026-03-31 05:26:04

●A90.156.201.1022026-03-07 → 2026-03-31 · 3 obs

○ 2017-03-31 12:47:32
● 2026-03-07 04:19:56
● 2026-03-31 05:26:04

○A90.156.201.152017-03-31 → 2017-03-31 · 4 obs

○ 2016-09-10 22:33:42
● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

○A90.156.201.162017-03-31 → 2017-03-31 · 4 obs

○ 2016-09-10 22:33:42
● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

●A90.156.201.422026-03-07 → 2026-03-31 · 3 obs

○ 2017-03-31 12:47:32
● 2026-03-07 04:19:56
● 2026-03-31 05:26:04

○A90.156.201.432017-03-31 → 2017-03-31 · 4 obs

○ 2016-09-10 22:33:42
● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

●A90.156.201.462026-03-07 → 2026-03-31 · 3 obs

○ 2017-03-31 12:47:32
● 2026-03-07 04:19:56
● 2026-03-31 05:26:04

●A90.156.201.832026-03-07 → 2026-03-31 · 3 obs

○ 2017-03-31 12:47:32
● 2026-03-07 04:19:56
● 2026-03-31 05:26:04

○A90.156.201.872017-03-31 → 2017-03-31 · 4 obs

○ 2016-09-10 22:33:42
● 2017-03-31 12:47:32
○ 2026-03-07 04:19:56
○ 2026-03-31 05:26:04

○A95.172.145.142015-08-23 → 2016-09-10 · 4 obs

● 2015-08-23 01:01:20
● 2016-09-10 22:33:42
○ 2017-03-31 12:47:32
○ 2026-03-31 05:26:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
open-a.com	ns1.masterhost.ru, ns.masterhost.ru, ns2.masterhost.ru	-

✅ Authoritative Response

Server:90.156.133.161

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for open-a.com (unsigned zone)

⏱️ Timing

Total: 1141ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`90.156.201.46, 90.156.201.102...`
AAAA	4	`2a00:15f8:a000:5:1:12:7:ff38, 2a00:15f8:a000:5:1:14:7:ff38...`
NS	3	`ns2.masterhost.ru, ns.masterhost.ru...`
MX	1	`mx.yandex.net (pri: 10)`
TXT	3	`v=spf1 redirect=_spf.yandex.net, google-site-verification=tBACN_zDXZJw9fY...`
SOA	1	`ns1.masterhost.ru hostmaster.masterhost.`

Analysis

IP Addresses

open-a.com maps to eight IPs: 2a00:15f8:a000:5:1:11:7:ff38, 2a00:15f8:a000:5:1:12:7:ff38, 2a00:15f8:a000:5:1:13:7:ff38, 2a00:15f8:a000:5:1:14:7:ff38, 90.156.201.42, 90.156.201.46, 90.156.201.83 and 90.156.201.102.

Other host names, for instance telefonya.ru, master-zubteh.ru, cube-installing.eb24.ru, zakazat-kuhnyu-7.ru and atomfond.ru share IP numbers with open-a.com.

Name Servers

The domain open-a.com is delegated to three name servers: ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru.

open-a.com shares name servers with other domains at least partially, for instance brtis.ru, schoolnw.ru, hi.uz, taksa-shop.ru and agroterra.su.

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

The mail server for open-a.com is mx.yandex.net.

open-a.com shares the same mail server setup as other domains, including suncitylife.ru, acionista.com.br, sevmaker.ru, marabu-inks.ru and mikrotik.wiki.

open-a.com shares some mail servers with other domains, including geekyhow.com, avocado.md, tdl-textile.ru, trans-em.ru and worldwidepups.com.

Host name mx.yandex.net resolves to two IPs: 2a02:6b8::311 and 77.88.21.249.

open-a.com - robtex.com

open-a.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`open-a.com`

`com`