terahertz.jp - robtex.com
terahertz.jp
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns8.atw.jp ⚠️ Not in zone NS records | ||||||
| A | 210.236.247.68🇯🇵 IDC210.236.240.0/20 Frontier Inc. | ||||||
| NS | ns9.atw.jp ⚠️ Not in zone NS records | ||||||
| A | 182.16.226.199🇯🇵 atworks182.16.224.0/21 A.T.WORKS,Inc. CIDR-block NO.2 | ||||||
| PTR | ns9.atw.jp | ||||||
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=1786276803 | ||||||
Same first word
Similar names
DNS History
6 records (2 active, 4 former)
○NSeco1.terahertz.jp2015-08-29 → 2016-07-13 · 4 obs
● 2015-08-29 21:08:28
● 2016-07-13 13:06:52
○ 2026-06-19 14:57:10
○ 2026-08-09 12:58:58
● 2016-07-13 13:06:52
○ 2026-06-19 14:57:10
○ 2026-08-09 12:58:58
○NSns2.domain-21.jp2015-08-29 → 2016-07-13 · 4 obs
● 2015-08-29 21:08:28
● 2016-07-13 13:06:52
○ 2026-06-19 14:57:10
○ 2026-08-09 12:58:58
● 2016-07-13 13:06:52
○ 2026-06-19 14:57:10
○ 2026-08-09 12:58:58
●NSns8.atw.jp2026-06-19 → 2026-08-09 · 3 obs
○ 2016-07-13 13:06:52
● 2026-06-19 14:57:10
● 2026-08-09 12:58:58
● 2026-06-19 14:57:10
● 2026-08-09 12:58:58
●NSns9.atw.jp2026-06-19 → 2026-08-09 · 3 obs
○ 2016-07-13 13:06:52
● 2026-06-19 14:57:10
● 2026-08-09 12:58:58
● 2026-06-19 14:57:10
● 2026-08-09 12:58:58
○MXmail.terahertz.jp2015-08-29 → 2016-07-13 · 4 obs
● 2015-08-29 21:08:28
● 2016-07-13 13:06:52
○ 2026-06-19 14:57:10
○ 2026-08-09 12:58:58
● 2016-07-13 13:06:52
○ 2026-06-19 14:57:10
○ 2026-08-09 12:58:58
○A210.189.80.2402015-08-29 → 2016-07-13 · 4 obs
● 2015-08-29 21:08:28
● 2016-07-13 13:06:52
○ 2026-06-19 14:57:10
○ 2026-08-09 12:58:58
● 2016-07-13 13:06:52
○ 2026-06-19 14:57:10
○ 2026-08-09 12:58:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| terahertz.jp | ns8.atw.jp, ns9.atw.jp | - |
✅ Authoritative Response
Server:182.16.226.199
NS records: ns8.atw.jp, ns9.atw.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for terahertz.jp (unsigned zone)
⏱️ Timing
Total: 1468ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
Two name servers handle the delegation for terahertz.jp: ns8.atw.jp and ns9.atw.jp.
terahertz.jp has at least partial name server overlap with other domains, such as tohtoh.com, pos.to, plapack.jp and two others.
It is common to find these name servers paired with the name servers ns7.atw.jp.
ns8.atw.jp directs to 210.236.247.68 and ns9.atw.jp directs to 182.16.226.199; each host name points to exactly one IP number.