webcatch.jp - dns.ninja
webcatch.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 116.80.106.229🇯🇵 InfoSphere116.80.0.0/16 INFOSPHERE | ||||||
| PTR | webcatch.jp | ||||||
| NS | ns3.sphere.ad.jp ⭐ | ||||||
| A | 202.239.113.22🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns3.sphere.ad.jp | ||||||
| NS | ns4.sphere.ad.jp | ||||||
| A | 202.239.113.30🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns4.sphere.ad.jp | ||||||
| MX | webcatch.jp ⭐ | ||||||
| A | 116.80.106.229🇯🇵 InfoSphere116.80.0.0/16 INFOSPHERE | ||||||
| PTR | webcatch.jp | ||||||
| TXT | v=spf1 include:fmx.etius.jp +ip4:116.80.106.229/32 +ip4:116.80.106.2/32 -all | ||||||
| SOA | ns3.sphere.ad.jpdns@sphere.ad.jp serial=1653492795 | ||||||
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=1783817103 | ||||||
PTR for
MX for
webcatch.jp |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns3.sphere.ad.jp2015-08-04 → 2026-07-12 · 2 obs
● 2026-07-12 01:57:12
●NSns4.sphere.ad.jp2015-08-04 → 2026-07-12 · 2 obs
● 2026-07-12 01:57:12
●MXwebcatch.jp2015-08-04 → 2026-07-12 · 2 obs
● 2026-07-12 01:57:12
●A116.80.106.2292026-04-27 → 2026-07-12 · 3 obs
● 2026-04-27 07:52:04
● 2026-07-12 01:57:12
○A202.212.146.322015-08-04 → 2016-12-19 · 4 obs
● 2016-12-19 16:29:58
○ 2026-04-27 07:52:04
○ 2026-07-12 01:57:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| webcatch.jp | ns3.sphere.ad.jp, ns4.sphere.ad.jp | - |
✅ Authoritative Response
Server:202.239.113.30
NS records: ns3.sphere.ad.jp, ns4.sphere.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for webcatch.jp (unsigned zone)
⏱️ Timing
Total: 1379ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.80.106.229 |
| NS | 2 | ns4.sphere.ad.jp, ns3.sphere.ad.jp |
| MX | 1 | webcatch.jp (pri: 10) |
| TXT | 1 | v=spf1 include:fmx.etius.jp +ip4:116.80. |
| SOA | 1 | ns3.sphere.ad.jp dns.sphere.ad.jp |
Analysis
Mail Server Role
The MX record for webcatch.jp points back to webcatch.jp — it is its own mail server.
IP Addresses
webcatch.jp directs to one IP number, which is 116.80.106.229.
Name Servers
webcatch.jp uses two name servers for its delegation: ns3.sphere.ad.jp and ns4.sphere.ad.jp.
webcatch.jp has the same name server delegation as a number of other domains, such as 150.136.210.in-addr.arpa, ee.thyme3.arena.ne.jp, ff.thyme3.arena.ne.jp and two more.
There is at least partial name server overlap between webcatch.jp and other domains — ksi-ps.jp, xn--dckn0c9f489ncb5c.com, tdekk.co.jp and two more among them.
ns3.sphere.ad.jp → 202.239.113.22 and ns4.sphere.ad.jp → 202.239.113.30: one IP number per host name.
Mail Servers
The MX record for webcatch.jp points to a single mail server: webcatch.jp.
webcatch.jp directs to just one IP number, 116.80.106.229.