juasseminar.jp - robtex.com
juasseminar.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.43.246.116🇯🇵 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 | juasseminar.jp | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | juasseminar.jp ⭐ | ||||||
| A | 163.43.246.116🇯🇵 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 | juasseminar.jp | ||||||
| TXT | dkim=unknown | ||||||
| TXT | google-site-verification=M-oMi-O6nsUbkW6YITUe28qeQivzNMVB-Z1ksaKhdww | ||||||
| TXT | v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCqXQjBoaelLMZoPpN1QJe... | ||||||
| TXT | v=spf1 +ip4:163.43.246.116 ~all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1705291152 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1778535903 | ||||||
PTR for
MX for
juasseminar.jp |
Same first word
juasseminar.jp |
DNS History
8 records (6 active, 2 former)
●MXjuasseminar.jp2015-06-27 → 2026-05-11 · 2 obs
● 2026-05-11 22:07:44
●A163.43.246.1162026-05-11 → 2026-05-11 · 3 obs
● 2026-05-11 22:07:42
● 2026-05-11 22:07:44
○A211.125.122.1022015-06-27 → 2016-07-07 · 4 obs
● 2016-07-07 12:45:58
○ 2016-11-29 11:14:44
○ 2026-05-11 22:07:44
○A59.106.212.232016-11-29 → 2016-11-29 · 4 obs
● 2016-11-29 11:14:44
○ 2026-05-11 22:07:42
○ 2026-05-11 22:07:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| juasseminar.jp | 02.dnsv.jp, 01.dnsv.jp | 3 records |
✅ Authoritative Response
Server:157.7.33.53
NS records: 02.dnsv.jp, 01.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for juasseminar.jp (unsigned zone)
⏱️ Timing
Total: 2961ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.43.246.116 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | juasseminar.jp (pri: 10) |
| TXT | 4 | dkim=unknown, google-site-verification=M-oMi-O6nsUbkW6... |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (02.dnsv.jp, 01.dnsv.jp, 01.dnsv.jp)
Analysis
Mail Server Role
The mail server for juasseminar.jp is juasseminar.jp.
IP Addresses
juasseminar.jp maps to IP address 163.43.246.116.
Name Servers
juasseminar.jp is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
juasseminar.jp at least partially shares name servers with other domains such as oshowsan.com, resol-no-mori.com, system-yamato.co.jp, ebilab.jp and sake-hourai.co.jp.
Host names with two IP numbers:
01.dnsv.jp points to: 2400:8500:3300::53 and 157.7.32.53.
03.dnsv.jp points to: 2400:8500:3000::53 and 157.7.34.53.
04.dnsv.jp points to: 2400:8500:3fff::53 and 157.7.35.53.
Host names with one IP number:
02.dnsv.jp points to: 157.7.33.53.
Mail Servers
One mail server serves juasseminar.jp.
juasseminar.jp points to one IP number: 163.43.246.116.