kao2post.com - robtex.com
kao2post.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.43.87.220🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www3980.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 | kao2post.com ⭐ | ||||||
| A | 163.43.87.220🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www3980.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www3980.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2020-03-04 #18 | ||||||
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.netnstld@verisign-grs.com serial=1771291435 | ||||||
MX for
kao2post.com |
Same first word
kao2post.com |
DNS History
7 records (5 active, 2 former)
●MXkao2post.com2015-08-09 → 2026-03-22 · 2 obs
● 2026-03-22 19:32:20
●A163.43.87.2202026-02-16 → 2026-03-22 · 3 obs
● 2026-02-16 09:14:20
● 2026-03-22 19:32:20
○A219.94.129.1762015-08-09 → 2015-08-09 · 3 obs
○ 2015-12-05 03:43:22
○ 2026-03-22 19:32:20
○A49.212.198.1992015-12-05 → 2017-03-18 · 5 obs
● 2015-12-05 03:43:22
● 2017-03-18 21:51:48
○ 2026-02-16 09:14:20
○ 2026-03-22 19:32:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| kao2post.com | 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 kao2post.com (unsigned zone)
⏱️ Timing
Total: 1098ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.43.87.220 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | kao2post.com (pri: 10) |
| TXT | 1 | v=spf1 a:www3980.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
kao2post.com serves as the mail server for kao2post.com.
IP Addresses
kao2post.com points to a single IP address: 163.43.87.220.
Other host names such as agft.jp, oih.co.jp, rentaromiyamoto.com, kumiko-clinic.jp and nouka-ism.com share IP numbers with kao2post.com.
Name Servers
kao2post.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
At least part of the name servers for kao2post.com are shared with other domains, for instance furisode-sanq.com, msv-im06844.sakura.ne.jp, ashimori.net, access110.jp and feac-c.com.
Host names with a single IP:
master.dns.ne.jp points to: 210.224.172.18
ns1.dns.ne.jp points to: 61.211.236.1
ns2.dns.ne.jp points to: 133.167.21.1
Mail Servers
Mail for kao2post.com is handled by a single mail server, kao2post.com.
Host kao2post.com points to IP 163.43.87.220.