umin.jp - dns.ninja
umin.jp
| DNSSEC | ⚠️ Not signed | ||||||
| NS | db.umin.ac.jp ⭐ | ||||||
| A | 130.69.92.11🇯🇵 U-TOKYO130.69.0.0/16 The University of Tokyo Hongo 7-3-1, Bunkyo Tokyo 113, JAPAN | ||||||
| PTR | db.umin.ac.jp | ||||||
| NS | ilsa.umin.ac.jp | ||||||
| A | 130.69.92.50🇯🇵 U-TOKYO130.69.0.0/16 The University of Tokyo Hongo 7-3-1, Bunkyo Tokyo 113, JAPAN | ||||||
| PTR | ilsa.umin.ac.jp | ||||||
| MX | mailgw.umin.ac.jp ⭐ | ||||||
| A | 130.69.92.22🇯🇵 U-TOKYO130.69.0.0/16 The University of Tokyo Hongo 7-3-1, Bunkyo Tokyo 113, JAPAN | ||||||
| PTR | mailgw.umin.ac.jp | ||||||
| SOA | db.umin.ac.jppostmast-ctr@umin.ac.jp 2026-07-27 #0 | ||||||
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=1785223802 | ||||||
rank #380 in the tld
WOT: SAFE (79/100)
📈 Tranco rank: #59,090
Subdomains
virtual2.umin.jp |
jhm.umin.jp |
jshe39.umin.jp |
ped-thk.umin.jp |
jtca.umin.jp |
jsin.umin.jp |
jpn-spn.umin.jp |
jspr.umin.jp |
jaee.umin.jp |
japha.umin.jp |
jaws.umin.jp |
jsir.umin.jp |
opa.umin.jp |
jsn56.umin.jp |
jsstd.umin.jp |
jsmo.umin.jp |
jpa.umin.jp |
hmj97.umin.jp |
uw2026.umin.jp |
virtual.umin.jp |
hr.umin.jp |
jhcs.umin.jp |
jsct.umin.jp |
jsmamr.umin.jp |
kanahifu.umin.jp |
jsnd.umin.jp |
ut-radiology.umin.jp |
jvbmo.umin.jp |
ssi.umin.jp |
Same first word
umin.mx |
umin.net |
umin.tv |
umin.ne.jp |
umin.jp |
umin.ac.jp |
umin.us |
umin.edu.ph |
umin.biz |
umin.org |
umin.ir |
umin.com |
umin.de |
umin.info |
Similar names
DNS History
3 records (3 active, 0 former)
●NSdb.umin.ac.jp2015-07-07 → 2026-07-28 · 2 obs
● 2026-07-28 07:37:20
●NSilsa.umin.ac.jp2015-07-07 → 2026-07-28 · 2 obs
● 2026-07-28 07:37:20
●MXmailgw.umin.ac.jp2015-07-07 → 2026-07-28 · 2 obs
● 2026-07-28 07:37:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | d.dns.jp, e.dns.jp, a.dns.jp, h.dns.jp... | - |
| umin.jp | ilsa.umin.ac.jp, db.umin.ac.jp | 2 records |
✅ Authoritative Response
Server:130.69.92.50
NS records: ilsa.umin.ac.jp, db.umin.ac.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for umin.jp (unsigned zone)
⏱️ Timing
Total: 578ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ilsa.umin.ac.jp, db.umin.ac.jp |
| MX | 1 | mailgw.umin.ac.jp (pri: 10) |
| SOA | 1 | db.umin.ac.jp postmast-ctr.umin.ac.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ilsa.umin.ac.jp, db.umin.ac.jp)
Analysis
Hierarchy
umin.jp serves as parent to virtual2.umin.jp, jhm.umin.jp, jshe39.umin.jp, ped-thk.umin.jp, jtca.umin.jp along with a few other host names.
Name Servers
Two name servers handle the delegation for umin.jp: db.umin.ac.jp and ilsa.umin.ac.jp.
umin.jp has the same name server delegation as a number of other domains, such as umin.ac.jp, univ-hosp.net, umin.org and two more.
umin.jp has at least partial name server overlap with other domains, such as www.u-tokyo-ortho.jp, afsumb.org, www.pfdb.net and two others.
It is common to find these name servers paired with the name servers ns.umin.ac.jp.
db.umin.ac.jp directs to 130.69.92.11 and ilsa.umin.ac.jp directs to 130.69.92.50; each host name points to exactly one IP number.
Mail Servers
umin.jp routes its mail through a single mail server, mailgw.umin.ac.jp.
umin.jp has the same MX record configuration as other domains, including umin.ac.jp, umin.org and umin.net.
mailgw.umin.ac.jp carries a single IP number, which is 130.69.92.22.