thorough.jp - robtex.com
thorough.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.230.253.83🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| PTR | webltw83.alpha-mail.jp | ||||||
| NS | kotetsu.alpha-lt.net ⭐ | ||||||
| A | 157.205.252.6🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object) | ||||||
| PTR | amdns01.alpha-mail.jp | ||||||
| NS | amdns03.alpha-mail.jp | ||||||
| A | 216.230.254.112🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| NS | tsukuba.aics.ne.jp | ||||||
| A | 157.205.252.7🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object) | ||||||
| PTR | amdns02.alpha-mail.jp | ||||||
| MX | ampub01.alpha-mail.net ⭐ | ||||||
| A | 216.230.254.1🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| MX | ampub02.alpha-mail.net ⭐ | ||||||
| A | 216.230.254.2🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| MX | ampub03.alpha-mail.net ⭐ | ||||||
| A | 216.230.254.3🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| PTR | ampub03.alpha-mail.net | ||||||
| MX | ampub04.alpha-mail.net(50) | ||||||
| A | 216.230.254.4🇺🇸 PSPinc216.230.248.0/21 Pacific Software Publishing, Inc. 1404 140th Place NE Bellevue WA 98007 US | ||||||
| PTR | ampub04.alpha-mail.net | ||||||
| TXT | v=spf1 ip4:157.205.202.0/24 ip4:157.205.203.128/25 ip4:216.230.250.0/24 ip4:2... | ||||||
| SOA | kotetsu.alpha-lt.netpostmaster@alpha-web.ne.jp 2023-08-04 #8 | ||||||
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=1785542403 | ||||||
Same first word
thorough.co.uk |
thorough.jp |
thorough.care |
thorough.cn |
thorough.us |
thorough.com |
thorough.com.cn |
thorough.net |
thorough.com.au |
Similar names
DNS History
9 records (8 active, 1 former)
●NSamdns03.alpha-mail.jp2026-06-17 → 2026-08-01 · 3 obs
● 2026-06-17 09:50:02
● 2026-08-01 00:59:04
●NSkotetsu.alpha-lt.net2015-07-24 → 2026-08-01 · 2 obs
● 2026-08-01 00:59:04
●NStsukuba.aics.ne.jp2015-07-24 → 2026-08-01 · 2 obs
● 2026-08-01 00:59:04
●MXampub01.alpha-mail.net2015-07-24 → 2026-08-01 · 2 obs
● 2026-08-01 00:59:04
●MXampub02.alpha-mail.net2015-07-24 → 2026-08-01 · 2 obs
● 2026-08-01 00:59:04
●MXampub03.alpha-mail.net2015-07-24 → 2026-08-01 · 2 obs
● 2026-08-01 00:59:04
●MXampub04.alpha-mail.net2020-01-24 → 2026-08-01 · 3 obs
● 2020-01-24 22:03:38
● 2026-08-01 00:59:04
○A216.230.250.1612015-07-24 → 2020-01-24 · 4 obs
● 2020-01-24 22:03:38
○ 2026-06-17 09:50:02
○ 2026-08-01 00:59:04
●A216.230.253.832026-06-17 → 2026-08-01 · 3 obs
● 2026-06-17 09:50:02
● 2026-08-01 00:59:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | d.dns.jp, g.dns.jp, a.dns.jp, c.dns.jp... | - |
| thorough.jp | amdns03.alpha-mail.jp, kotetsu.alpha-lt.net, tsukuba.aics.ne.jp | 1 record |
✅ Authoritative Response
Server:216.230.254.112
NS records: amdns03.alpha-mail.jp, kotetsu.alpha-lt.net, tsukuba.aics.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for thorough.jp (unsigned zone)
⏱️ Timing
Total: 850ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.230.253.83 |
| NS | 3 | amdns03.alpha-mail.jp, kotetsu.alpha-lt.net... |
| MX | 4 | ampub03.alpha-mail.net (pri: 10), ampub04.alpha-mail.net (pri: 50)... |
| TXT | 1 | v=spf1 ip4:157.205.202.0/24 ip4:157.205. |
| SOA | 1 | kotetsu.alpha-lt.net postmaster.alpha-we |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (amdns03.alpha-mail.jp)
Analysis
IP Addresses
thorough.jp directs to one IP number, which is 216.230.253.83.
Among the host names that share IP numbers with thorough.jp are a-w.jp, atj.co.jp, www.garage-j.co.jp and two others.
Name Servers
thorough.jp has three name servers — amdns03.alpha-mail.jp, kotetsu.alpha-lt.net and tsukuba.aics.ne.jp.
The name servers of thorough.jp overlap at least partially with those of other domains — among them earnest-co.com, yhs.co.jp, nsc-jp.com and two more.
Each of the three hostnames points to exactly one IP address: amdns03.alpha-mail.jp points to 216.230.254.112, kotetsu.alpha-lt.net points to 157.205.252.6 and tsukuba.aics.ne.jp points to 157.205.252.7.
Mail Servers
The four mail servers for thorough.jp are ampub01.alpha-mail.net, ampub02.alpha-mail.net, ampub03.alpha-mail.net and ampub04.alpha-mail.net.
thorough.jp shares at least some of its mail servers with other domains — for example r-p-t.jp, bene-design.com, aozo.info and two more.
ampub01.alpha-mail.net resolves to 216.230.254.1. ampub02.alpha-mail.net resolves to 216.230.254.2. ampub03.alpha-mail.net resolves to 216.230.254.3. ampub04.alpha-mail.net resolves to 216.230.254.4. All four hosts carry exactly one IP address.