claudeguide.jp - robtex.com
claudeguide.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2400:8500:1301:162::24:1🇯🇵 GMO-INTERNET2400:8500:1000::/36 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | v2012.coreserver.jp | ||||||
| A | 163.44.176.24🇯🇵 GMO-INTERNET163.44.176.0/20 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| NS | ns1.value-domain.com ⭐ | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns4.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns5.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | claudeguide.jp ⭐ | ||||||
| A | 2400:8500:1301:162::24:1🇯🇵 GMO-INTERNET2400:8500:1000::/36 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | v2012.coreserver.jp | ||||||
| A | 163.44.176.24🇯🇵 GMO-INTERNET163.44.176.0/20 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | v2012.coreserver.jp | ||||||
| TXT | v=spf1 ip4:163.44.176.24 ip6:2400:8500:1301:162::24:1 include:mxr.valueserver... | ||||||
| SOA | ns1.value-domain.comhostmaster@claudeguide.jp 2026-05-21 #16 | ||||||
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=1784970903 | ||||||
MX for
claudeguide.jp |
Subdomains
www.claudeguide.jp |
Same first word
claudeguide.xyz |
claudeguide.co |
claudeguide.pages.dev |
claudeguide.io |
claudeguide.jp |
claudeguide.net |
claudeguide.com |
claudeguide.de |
DNS History
8 records (8 active, 0 former)
●NSns1.value-domain.com2026-06-22 → 2026-07-25 · 2 obs
● 2026-07-25 09:58:46
●NSns2.value-domain.com2026-06-22 → 2026-07-25 · 2 obs
● 2026-07-25 09:58:46
●NSns3.value-domain.com2026-06-22 → 2026-07-25 · 2 obs
● 2026-07-25 09:58:46
●NSns4.value-domain.com2026-06-22 → 2026-07-25 · 2 obs
● 2026-07-25 09:58:46
●NSns5.value-domain.com2026-06-22 → 2026-07-25 · 2 obs
● 2026-07-25 09:58:46
●MXclaudeguide.jp2026-06-22 → 2026-07-25 · 2 obs
● 2026-07-25 09:58:46
●A163.44.176.242026-06-22 → 2026-07-25 · 2 obs
● 2026-07-25 09:58:46
●A2400:8500:1301:162::24:12026-06-22 → 2026-07-25 · 2 obs
● 2026-07-25 09:58:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| claudeguide.jp | ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com... | - |
✅ Authoritative Response
Server:172.64.53.3
NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for claudeguide.jp (unsigned zone)
⏱️ Timing
Total: 1076ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.44.176.24 |
| AAAA | 1 | 2400:8500:1301:162::24:1 |
| NS | 2 | ns1.value-domain.com, ns2.value-domain.com |
| MX | 1 | claudeguide.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:163.44.176.24 ip6:2400:8500:1 |
| SOA | 1 | ns1.value-domain.com hostmaster.claudegu |
Analysis
Hierarchy
claudeguide.jp serves as the parent of www.claudeguide.jp.
Mail Server Role
claudeguide.jp handles its own mail, functioning as its own mail server.
IP Addresses
claudeguide.jp directs to two IP numbers, 163.44.176.24 and 2400:8500:1301:162::24:1
Two other host names, along with nagai-gumi.com, www.re-start.tokyo and yasunaga.info, also share IP numbers with claudeguide.jp.
Name Servers
claudeguide.jp delegates to five name servers: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two others.
claudeguide.jp has at least partial name server overlap with other domains, such as auworks.com, tnls.net, ksci.jp and two others.
The name servers ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com and two others are commonly seen in use alongside these name servers.
Host names that point to one IP address:
The hostname ns1.value-domain.com resolves to 172.64.52.38.
The hostname ns2.value-domain.com resolves to 172.64.53.3.
The hostname ns3.value-domain.com resolves to 172.64.52.38.
The hostname ns4.value-domain.com resolves to 172.64.53.3.
The hostname ns5.value-domain.com resolves to 172.64.52.38.
Each of ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com resolves to 172.64.52.38.
ns2.value-domain.com along with ns4.value-domain.com each resolve to 172.64.53.3 IP addresses.
Mail Servers
claudeguide.jp is served by just one mail server: claudeguide.jp.
claudeguide.jp has two IP addresses: 163.44.176.24 and 2400:8500:1301:162::24:1.