7gs.jp - robtex.com
7gs.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.172.25.29🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | b28.coreserver.jp | ||||||
| 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 | 7gs.jp ⭐ | ||||||
| A | 202.172.25.29🇯🇵 DRNET202.172.24.0/21 | ||||||
| PTR | b28.coreserver.jp | ||||||
| TXT | v=spf1 ip4:202.172.25.29 include:mxr.valueserver.jp ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@7gs.jp 2025-11-27 #22 | ||||||
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=1783910702 | ||||||
MX for
7gs.jp |
Same first word
Similar names
DNS History
10 records (7 active, 3 former)
○NSns1.j-pal.net2015-05-09 → 2017-11-15 · 4 obs
● 2017-11-15 17:45:56
○ 2026-04-07 17:15:32
○ 2026-07-13 03:01:32
●NSns1.value-domain.com2026-04-07 → 2026-07-13 · 3 obs
● 2026-04-07 17:15:32
● 2026-07-13 03:01:32
○NSns2.j-pal.net2015-05-09 → 2017-11-15 · 4 obs
● 2017-11-15 17:45:56
○ 2026-04-07 17:15:32
○ 2026-07-13 03:01:32
●NSns2.value-domain.com2026-04-07 → 2026-07-13 · 3 obs
● 2026-04-07 17:15:32
● 2026-07-13 03:01:32
●NSns3.value-domain.com2026-04-07 → 2026-07-13 · 3 obs
● 2026-04-07 17:15:32
● 2026-07-13 03:01:32
●NSns4.value-domain.com2026-04-07 → 2026-07-13 · 3 obs
● 2026-04-07 17:15:32
● 2026-07-13 03:01:32
●NSns5.value-domain.com2026-04-07 → 2026-07-13 · 3 obs
● 2026-04-07 17:15:32
● 2026-07-13 03:01:32
●MX7gs.jp2026-04-07 → 2026-07-13 · 3 obs
● 2026-04-07 17:15:32
● 2026-07-13 03:01:32
○MXns1.j-pal.net2015-05-09 → 2017-11-15 · 4 obs
● 2017-11-15 17:45:56
○ 2026-04-07 17:15:32
○ 2026-07-13 03:01:32
●A202.172.25.292026-04-07 → 2026-07-13 · 2 obs
● 2026-07-13 03:01:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| 7gs.jp | ns3.value-domain.com, ns5.value-domain.com, ns4.value-domain.com, ns2.value-domain.com... | - |
✅ Authoritative Response
Server:172.64.52.38
NS records: ns3.value-domain.com, ns5.value-domain.com, ns4.value-domain.com, ns2.value-domain.com, ns1.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 7gs.jp (unsigned zone)
⏱️ Timing
Total: 2135ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.172.25.29 |
| NS | 2 | ns1.value-domain.com, ns2.value-domain.com |
| MX | 1 | 7gs.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:202.172.25.29 include:mxr.val |
| SOA | 1 | ns1.value-domain.com hostmaster.7gs.jp |
Analysis
Mail Server Role
The MX record for 7gs.jp points back to 7gs.jp — it is its own mail server.
IP Addresses
7gs.jp directs to one IP number, which is 202.172.25.29.
Among the host names that share IP numbers with 7gs.jp are sotokawa.com, marugun.jp, jkka.org and two others.
Name Servers
The authoritative name servers for 7gs.jp are ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two others.
There is at least partial name server overlap between 7gs.jp and other domains — sumai-fp.com, hiranonorie.com, gaia-mash.com and two more among them.
These name servers are routinely co-deployed with the name servers ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com and two others.
Hosts that resolve to one IP address:
ns1.value-domain.com points to the IP address 172.64.52.38.
ns2.value-domain.com points to the IP address 172.64.53.3.
ns3.value-domain.com points to the IP address 172.64.52.38.
ns4.value-domain.com points to the IP address 172.64.53.3.
ns5.value-domain.com points to the IP address 172.64.52.38.
ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com all direct to 172.64.52.38.
These two host names — ns2.value-domain.com and ns4.value-domain.com — each point to 172.64.53.3 IP addresses.
Mail Servers
The MX record for 7gs.jp points to a single mail server: 7gs.jp.
There is one IP number for 7gs.jp: 202.172.25.29.