3wdev.ru - dns.ninja

`3wdev.ru`

DNSSEC	⚠️ Not signed
A	185.4.72.178^{🇪🇪 PAGM-AS185.4.72.0/24 PAGM routed network}
NS	`dns1.yandex.net` ⭐
		A	2a02:6b8::213^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`dns1.yandex.net`
		A	213.180.204.213^{🇷🇺 TELETECH213.180.192.0/19 Yandex network}
			PTR	`dns1.yandex.net`
NS	`dns2.yandex.net`
		A	2a02:6b8:0:1::213^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`dns2.yandex.net`
		A	93.158.134.213^{🇷🇺 TELETECH93.158.128.0/18 Yandex enterprise network}
			PTR	`dns2.yandex.net`
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`
MX	`mx.yandex.ru` ⭐
		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.ru`
TXT	`v=spf1 redirect=_spf.yandex.net`
SOA	`dns1.yandex.net`dns-hosting@yandex.ru serial=6

`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=4069811

Same first word

3wdev.ma

3wdev.ru

Similar names

w3dev.dk

w3dev.co

w3dev.no

w3dev.com.br

w3dev.net

w3dev.in

w3edv.de

w3dev.com

DNS History

7 records (5 active, 2 former)

●NSdns1.yandex.net2020-02-19 → 2026-07-31 · 3 obs

○ 2016-12-01 08:34:28
● 2020-02-19 22:12:36
● 2026-07-31 04:26:42

○NSdns1.yandex.ru2015-06-28 → 2016-12-01 · 4 obs

● 2015-06-28 02:27:12
● 2016-12-01 08:34:28
○ 2020-02-19 22:12:36
○ 2026-07-31 04:26:42

●NSdns2.yandex.net2020-02-19 → 2026-07-31 · 3 obs

○ 2016-12-01 08:34:28
● 2020-02-19 22:12:36
● 2026-07-31 04:26:42

○NSdns2.yandex.ru2015-06-28 → 2016-12-01 · 4 obs

● 2015-06-28 02:27:12
● 2016-12-01 08:34:28
○ 2020-02-19 22:12:36
○ 2026-07-31 04:26:42

●MXmx.yandex.net2015-06-28 → 2026-07-31 · 4 obs

● 2015-06-28 02:27:12
● 2020-02-19 22:12:36
○ 2026-07-30 01:55:30
● 2026-07-31 04:26:42

●MXmx.yandex.ru2015-06-28 → 2026-07-31 · 4 obs

● 2015-06-28 02:27:12
● 2020-02-19 22:12:36
○ 2026-07-30 01:55:30
● 2026-07-31 04:26:42

●A185.4.72.1782015-06-28 → 2026-07-31 · 2 obs

● 2015-06-28 02:27:12
● 2026-07-31 04:26:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	f.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net, a.dns.ripn.net...	-
3wdev.ru	dns1.yandex.net, dns2.yandex.net	-

✅ Authoritative Response

Server:213.180.204.213

NS records: dns1.yandex.net, dns2.yandex.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 3wdev.ru (unsigned zone)

⏱️ Timing

Total: 969ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.4.72.178`
NS	2	`dns2.yandex.net, dns1.yandex.net`
TXT	2	`v=spf1 redirect=_spf.yandex.ru, v=spf1 redirect=_spf.yandex.net`
SOA	1	`dns1.yandex.net dns-hosting.yandex.ru`

Analysis

IP Addresses

3wdev.ru has exactly one IP address — 185.4.72.178.

Name Servers

3wdev.ru uses two name servers for its delegation: dns1.yandex.net and dns2.yandex.net.

The name server configuration of 3wdev.ru is shared with other domains, for instance appcat.ru, gradtlt.ru, odd-project.com and two others.

There is at least partial name server overlap between 3wdev.ru and other domains — metallosplav.ru, acyogk.ru, zimalab.com and two more among them.

These name servers frequently co-occur with the name servers dns1.yandex.ru and dns2.yandex.ru.

The two host names dns1.yandex.net and dns2.yandex.net each have a pair of IP addresses: dns1.yandex.net has 213.180.204.213 and 2a02:6b8::213, and dns2.yandex.net has 93.158.134.213 and 2a02:6b8:0:1::213.

Mail Servers

3wdev.ru uses two mail servers, mx.yandex.net and mx.yandex.ru.

The mail server setup of 3wdev.ru matches that of other domains such as iq-llc.ru, dock-master.com, ktsmol.com and two others.

At least some of the mail servers used by 3wdev.ru are shared with other domains: rgbgraphics.ru, med312.ru, family-light.ru and two others among them.

mx.yandex.net and mx.yandex.ru share the same two IP addresses — 77.88.21.249 and 2a02:6b8::311.

Both mx.yandex.net and mx.yandex.ru resolve to 2a02:6b8::311 IP addresses each.

Both mx.yandex.net and mx.yandex.ru resolve to 77.88.21.249 IP addresses each.