a-graph.co.jp - robtex.com
a-graph.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.125.140.184🇯🇵 SAKURA-A153.125.128.0/18 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www4344.sakura.ne.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 | ||||||
| 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 | a-graph.co.jp ⭐ | ||||||
| A | 153.125.140.184🇯🇵 SAKURA-A153.125.128.0/18 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www4344.sakura.ne.jp | ||||||
| TXT | google-site-verification=JpxK3dLhekgLzm2FITveril3anFTBkjlzNNM29N00P4 | ||||||
| TXT | v=spf1 a:www4344.sakura.ne.jp mx ~all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1712040014 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
MX for
a-graph.co.jp |
Same first word
a-graph.co.jp |
Similar names
DNS History
6 records (6 active, 0 former)
●MXa-graph.co.jp2026-02-26 → 2026-05-13 · 2 obs
● 2026-05-13 01:52:22
●A153.125.140.1842026-02-26 → 2026-05-13 · 2 obs
● 2026-05-13 01:52:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | f.dns.jp, h.dns.jp, a.dns.jp, g.dns.jp... | - |
| a-graph.co.jp | 03.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp | 7 records |
✅ Authoritative Response
Server:157.7.33.53
NS records: 03.dnsv.jp, 04.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a-graph.co.jp (unsigned zone)
⏱️ Timing
Total: 885ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.125.140.184 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | a-graph.co.jp (pri: 10) |
| TXT | 2 | google-site-verification=JpxK3dLhekgLzm2, v=spf1 a:www4344.sakura.ne.jp mx ~all |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 7
Out-of-bailiwick: 7 (01.dnsv.jp, 01.dnsv.jp, 02.dnsv.jp...)
Analysis
Mail Server Role
a-graph.co.jp serves as the mail server for a-graph.co.jp.
IP Addresses
a-graph.co.jp resolves to one IP number: 153.125.140.184.
Other host names, for instance c-as.co.jp, bubbys.jp, www4344.sakura.ne.jp, llctekuteku.com and unsodo.net share IP numbers with a-graph.co.jp.
Name Servers
a-graph.co.jp delegates to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
a-graph.co.jp at least partially shares name servers with other domains, including 0ffice365microsoft.com, u06.net, vareal.co.jp, izcube.net and sunmay.co.jp.
Host names with two IPs:
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:
02.dnsv.jp points to 157.7.33.53
Mail Servers
a-graph.co.jp is handled by a single mail server, a-graph.co.jp.
Host name a-graph.co.jp resolves to a single IP: 153.125.140.184.