posty.work - dns.ninja

`posty.work`

DNSSEC	⚠️ Not signed
A	49.212.198.144^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
		PTR	`www2904.sakura.ne.jp`
NS	`master.dns.ne.jp` ⭐
		A	210.224.172.18^{🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`master.dns.ne.jp`
NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`ns1.dns.ne.jp`
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan}
			PTR	`ns2.dns.ne.jp`
MX	`posty.work` ⭐
		A	49.212.198.144^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`www2904.sakura.ne.jp`
TXT	`v=spf1 a:www2904.sakura.ne.jp mx ~all`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2024-02-19 #15

`work`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.work` ⭐
	NS	`b.nic.work`
	NS	`c.nic.work`
	NS	`x.nic.work`
	NS	`y.nic.work`
	NS	`z.nic.work`
	SOA	`a.nic.work`admin@tldns.godaddy serial=1785936335

⚠️ On DNS blocklist: spam-tlds

MX for

posty.work

Same first word

posty.biz

posty.de

posty.com.au

posty.pe

posty.cz

posty.cards

posty.org

posty.ru

posty.kr

posty.com

posty.work

posty.co.jp

posty.it

posty.sk

posty.co

posty.fr

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posty.com.py

posty.info

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DNS History

11 records (5 active, 6 former)

○NS01.dnsv.jp2018-09-12 → 2018-09-12 · 3 obs

● 2018-09-12 19:35:10
○ 2026-03-15 08:53:44
○ 2026-08-05 13:30:46

○NS02.dnsv.jp2018-09-12 → 2018-09-12 · 3 obs

● 2018-09-12 19:35:10
○ 2026-03-15 08:53:44
○ 2026-08-05 13:30:46

○NS03.dnsv.jp2018-09-12 → 2018-09-12 · 3 obs

● 2018-09-12 19:35:10
○ 2026-03-15 08:53:44
○ 2026-08-05 13:30:46

○NS04.dnsv.jp2018-09-12 → 2018-09-12 · 3 obs

● 2018-09-12 19:35:10
○ 2026-03-15 08:53:44
○ 2026-08-05 13:30:46

●NSmaster.dns.ne.jp2026-03-15 → 2026-08-05 · 3 obs

○ 2018-09-12 19:35:10
● 2026-03-15 08:53:44
● 2026-08-05 13:30:46

●NSns1.dns.ne.jp2026-03-15 → 2026-08-05 · 3 obs

○ 2018-09-12 19:35:10
● 2026-03-15 08:53:44
● 2026-08-05 13:30:46

●NSns2.dns.ne.jp2026-03-15 → 2026-08-05 · 3 obs

○ 2018-09-12 19:35:10
● 2026-03-15 08:53:44
● 2026-08-05 13:30:46

○MXmx.posty.work2018-09-12 → 2018-09-12 · 3 obs

● 2018-09-12 19:35:10
○ 2026-03-15 08:53:44
○ 2026-08-05 13:30:46

●MXposty.work2026-03-15 → 2026-08-05 · 3 obs

○ 2018-09-12 19:35:10
● 2026-03-15 08:53:44
● 2026-08-05 13:30:46

○A35.185.153.2282018-09-12 → 2018-09-12 · 3 obs

● 2018-09-12 19:35:10
○ 2026-03-15 08:53:44
○ 2026-08-05 13:30:46

●A49.212.198.1442026-03-15 → 2026-08-05 · 3 obs

○ 2018-09-12 19:35:10
● 2026-03-15 08:53:44
● 2026-08-05 13:30:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
work	a.nic.work, b.nic.work, c.nic.work, x.nic.work...	-
posty.work	ns1.dns.ne.jp, ns2.dns.ne.jp	-

✅ Authoritative Response

Server:133.167.21.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for posty.work (unsigned zone)

⏱️ Timing

Total: 1969ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`49.212.198.144`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	1	`posty.work (pri: 10)`
TXT	1	`v=spf1 a:www2904.sakura.ne.jp mx ~all`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

Analysis

Mail Server Role

posty.work serves as a mail server for posty.work.

IP Addresses

posty.work has exactly one IP address — 49.212.198.144.

snowin.sakura.ne.jp, office-satou.com, haskap.net plus two other host names have IP numbers in common with posty.work.

Name Servers

posty.work is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

posty.work partially shares its NS delegation with several other domains, including tp-rousai.com, tokyo-tower358.sakura.ne.jp, free-fee.com and two others.

These name servers often co-occur with the name servers dns.sakura.ad.jp.

master.dns.ne.jp has IP address 210.224.172.18, ns1.dns.ne.jp has IP address 61.211.236.1 and ns2.dns.ne.jp has IP address 133.167.21.1 — one address each.

Mail Servers

posty.work uses exactly one mail server, which is posty.work.

posty.work resolves to 49.212.198.144 and no other IP number.