tsyh.jp - robtex.com
tsyh.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.168.79.142🇯🇵 IDC210.168.0.0/17 Frontier Inc. | ||||||
| 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 | ||||||
| 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 | ||||||
| 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 | mail.tsyh.jp ⭐ | ||||||
| A | 210.168.79.142🇯🇵 IDC210.168.0.0/17 Frontier Inc. | ||||||
| TXT | v=spf1 +ip4:210.168.79.142 +ip4:210.168.79.143 +ip4:210.168.79.144 +ip4:210.1... | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1773392119 | ||||||
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=1786114805 | ||||||
Subdomains
mail.tsyh.jp |
Same first word
tsyh.jp |
Similar names
DNS History
7 records (6 active, 1 former)
●MXmail.tsyh.jp2015-07-14 → 2026-08-07 · 2 obs
● 2026-08-07 15:41:46
○A210.129.190.1882015-07-14 → 2016-07-02 · 4 obs
● 2016-07-02 22:07:30
○ 2026-06-29 14:50:02
○ 2026-08-07 15:41:46
●A210.168.79.1422026-06-29 → 2026-08-07 · 3 obs
● 2026-06-29 14:50:02
● 2026-08-07 15:41:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| tsyh.jp | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | 7 records |
✅ Authoritative Response
Server:157.7.35.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tsyh.jp (unsigned zone)
⏱️ Timing
Total: 1327ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.168.79.142 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | mail.tsyh.jp (pri: 10) |
| TXT | 1 | v=spf1 +ip4:210.168.79.142 +ip4:210.168. |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 7
Out-of-bailiwick: 7 (01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp...)
Analysis
Hierarchy
mail.tsyh.jp is delegated beneath tsyh.jp.
IP Addresses
tsyh.jp resolves to just one IP address, 210.168.79.142.
Two other host names, along with mail.ono-k.com, mail.opt-tatsumi.co.jp and nstrans.com, also share IP numbers with tsyh.jp.
Name Servers
The NS records for tsyh.jp point to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
There is at least partial name server overlap between tsyh.jp and other domains — goban.me, uchiyama-f.com, aogen.co.jp and two more among them.
Host names that have two IP addresses:
01.dnsv.jp points to 157.7.32.53 and 2400:8500:3300::53.
03.dnsv.jp points to 157.7.34.53 and 2400:8500:3000::53.
04.dnsv.jp points to 157.7.35.53 and 2400:8500:3fff::53.
Host names that point to one IP address:
02.dnsv.jp points to 157.7.33.53.
Mail Servers
The sole mail server for tsyh.jp is mail.tsyh.jp.
mail.tsyh.jp resolves to a single IP number: 210.168.79.142.