`postin-cop.com`

DNSSEC	⚠️ Not signed
A	18.177.209.71^{🇯🇵 Amazon18.176.0.0/15 EC2 NRT prefix}
		PTR	`ec2-18-177-209-71.ap-northeast-1.compute.amazonaws.com`
NS	`ns2.namedserver.net` ⭐
		A	157.120.112.212^{🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.113.212^{🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.114.212^{🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K.}
NS	`ns.namedserver.net`
		A	157.120.112.212^{🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.113.212^{🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K.}
		A	157.120.114.212^{🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K.}
MX	`mail20.heteml.jp` ⭐
		A	157.7.189.15^{🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`mail-proxy.heteml.jp`
SOA	`ns.namedserver.net`root@namedserver.net serial=2245808647

`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=1778522431

Previously MX for

postin-cop.com

Same first word

postin-cop.com

DNS History

8 records (4 active, 4 former)

●NSns.namedserver.net2015-05-01 → 2026-05-11 · 2 obs

● 2015-05-01 17:15:10
● 2026-05-11 18:06:00

●NSns2.namedserver.net2015-05-01 → 2026-05-11 · 2 obs

● 2015-05-01 17:15:10
● 2026-05-11 18:06:00

○MXmail.postin-cop.com2015-10-17 → 2015-10-17 · 4 obs

○ 2015-05-01 17:15:10
● 2015-10-17 07:27:52
○ 2015-12-17 03:24:46
○ 2026-05-11 18:06:00

●MXmail20.heteml.jp2015-12-17 → 2026-05-11 · 3 obs

○ 2015-10-17 07:27:52
● 2015-12-17 03:24:46
● 2026-05-11 18:06:00

○MXpostin-cop.com2015-05-01 → 2015-10-17 · 4 obs

● 2015-05-01 17:15:10
● 2015-10-17 07:27:52
○ 2015-12-17 03:24:46
○ 2026-05-11 18:06:00

○A125.206.119.1712015-05-01 → 2015-05-01 · 3 obs

● 2015-05-01 17:15:10
○ 2015-10-17 07:27:52
○ 2026-05-11 18:06:00

●A18.177.209.712026-02-21 → 2026-05-11 · 3 obs

○ 2016-12-07 09:52:48
● 2026-02-21 17:47:48
● 2026-05-11 18:06:00

○A180.222.179.522015-10-17 → 2016-12-07 · 5 obs

○ 2015-05-01 17:15:10
● 2015-10-17 07:27:52
● 2016-12-07 09:52:48
○ 2026-02-21 17:47:48
○ 2026-05-11 18:06:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
postin-cop.com	ns.namedserver.net, ns2.namedserver.net	-

✅ Authoritative Response

Server:157.120.114.212

NS records: ns.namedserver.net, ns2.namedserver.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for postin-cop.com (unsigned zone)

⏱️ Timing

Total: 2166ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.177.209.71`
NS	2	`ns2.namedserver.net, ns.namedserver.net`
MX	1	`mail20.heteml.jp (pri: 10)`
SOA	1	`ns.namedserver.net root.namedserver.net`

Analysis

IP Addresses

postin-cop.com points to a single IP: 18.177.209.71.

Name Servers

postin-cop.com's delegation is to two name servers ns2.namedserver.net and ns.namedserver.net.

postin-cop.com shares the same name server configuration as other domains, such as 245.41.122.153.in-addr.arpa, sub0000526139.hmk-temp.com, 53.41.122.153.in-addr.arpa, sub0000542819.hmk-temp.com and anrico.jp.

postin-cop.com shares name servers with other domains at least partially, for example 13.152.172.210.in-addr.arpa.

Host names with three IP numbers

Host ns2.namedserver.net points to 157.120.112.212, 157.120.113.212 and 157.120.114.212

Host ns.namedserver.net points to 157.120.112.212, 157.120.113.212 and 157.120.114.212

Host names that point to 157.120.112.212: ns2.namedserver.net and ns.namedserver.net

Host names that point to 157.120.113.212: ns2.namedserver.net and ns.namedserver.net

Host names that point to 157.120.114.212: ns2.namedserver.net and ns.namedserver.net

Mail Servers

postin-cop.com is served by a single mail server, mail20.heteml.jp.

postin-cop.com uses the same mail server setup as other domains such as s-nfc.com, l-menber.com, ta-japan.com, isfunction.net and sudoko.jp.

postin-cop.com shares at least some mail servers with other domains, for instance 3sb.jp and nakaotosou.com.

mail20.heteml.jp points to IP number 157.7.189.15.

postin-cop.com - robtex.com

postin-cop.com

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