assert.jp - robtex.com
assert.jp
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=1783168202 | ||||||
Subdomains
mail.assert.jp |
Same first word
assert.tech |
assert.com |
assert.it |
assert.fail |
assert.co |
assert.com.mx |
assert.com.br |
assert.biz |
assert.name |
assert.de |
assert.ru |
assert.net |
assert.help |
assert.jp |
assert.in |
assert.cc |
assert.ws |
Similar names
DNS History
12 records (6 active, 6 former)
●NSns-1438.awsdns-51.org2017-07-06 → 2026-07-04 · 3 obs
● 2017-07-06 15:55:52
● 2026-07-04 12:57:36
●NSns-1817.awsdns-35.co.uk2017-07-06 → 2026-07-04 · 3 obs
● 2017-07-06 15:55:52
● 2026-07-04 12:57:36
●NSns-326.awsdns-40.com2017-07-06 → 2026-07-04 · 3 obs
● 2017-07-06 15:55:52
● 2026-07-04 12:57:36
●NSns-638.awsdns-15.net2017-07-06 → 2026-07-04 · 3 obs
● 2017-07-06 15:55:52
● 2026-07-04 12:57:36
○NSnsas3.firstserver.ne.jp2015-08-21 → 2016-12-02 · 4 obs
● 2016-12-02 09:10:24
○ 2017-07-06 15:55:52
○ 2026-07-04 12:57:36
○NSnsas4.firstserver.ne.jp2015-08-21 → 2016-12-02 · 4 obs
● 2016-12-02 09:10:24
○ 2017-07-06 15:55:52
○ 2026-07-04 12:57:36
●MXmail.assert.jp2015-08-21 → 2026-07-04 · 2 obs
● 2026-07-04 12:57:36
○MXmx1.firstserver.ne.jp2015-08-21 → 2016-12-02 · 4 obs
● 2016-12-02 09:10:24
○ 2017-07-06 15:55:52
○ 2026-07-04 12:57:36
○MXmx2.firstserver.ne.jp2015-08-21 → 2016-12-02 · 4 obs
● 2016-12-02 09:10:24
○ 2017-07-06 15:55:52
○ 2026-07-04 12:57:36
●A164.46.91.632026-04-04 → 2026-07-04 · 3 obs
● 2026-04-04 03:25:10
● 2026-07-04 12:57:36
○A203.145.250.2032015-08-21 → 2016-12-02 · 4 obs
● 2016-12-02 09:10:24
○ 2017-07-06 15:55:52
○ 2026-07-04 12:57:36
○A210.229.250.1502017-07-06 → 2017-07-06 · 4 obs
● 2017-07-06 15:55:52
○ 2026-04-04 03:25:10
○ 2026-07-04 12:57:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| assert.jp | ns-326.awsdns-40.com, ns-638.awsdns-15.net, ns-1438.awsdns-51.org, ns-1817.awsdns-35.co.uk | - |
✅ Authoritative Response
Server:205.251.199.25
NS records: ns-326.awsdns-40.com, ns-638.awsdns-15.net, ns-1438.awsdns-51.org, ns-1817.awsdns-35.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for assert.jp (unsigned zone)
⏱️ Timing
Total: 733ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 164.46.91.63 |
| NS | 4 | ns-1438.awsdns-51.org, ns-1817.awsdns-35.co.uk... |
| MX | 1 | mail.assert.jp (pri: 100) |
| TXT | 1 | v=spf1 ip4:164.46.91.63 mx ~all |
| SOA | 1 | ns-1817.awsdns-35.co.uk awsdns-hostmaste |
Analysis
Hierarchy
assert.jp serves as the parent of mail.assert.jp.
IP Addresses
assert.jp directs to one IP number, which is 164.46.91.63.
Additional host names — including mail.assert.jp and dog-orange-93263faff3cb9cf6.znlc.jp — share IP numbers with assert.jp.
Name Servers
The domain assert.jp is delegated to these four name servers: ns-326.awsdns-40.com, ns-638.awsdns-15.net, ns-1438.awsdns-51.org and ns-1817.awsdns-35.co.uk.
assert.jp has at least partial name server overlap with other domains, such as parisefuneralhome.com, enshohealth.com, mstourandtravels.com and two others.
These name servers are routinely co-deployed with the name servers ns-460.awsdns-57.com, ns-920.awsdns-51.net, ns1.tukios.net and two others.
ns-326.awsdns-40.com, ns-638.awsdns-15.net, ns-1438.awsdns-51.org and ns-1817.awsdns-35.co.uk all point to exactly two IP numbers each: ns-326.awsdns-40.com → 205.251.193.70 and 2600:9000:5301:4600::1; ns-638.awsdns-15.net → 205.251.194.126 and 2600:9000:5302:7e00::1; ns-1438.awsdns-51.org → 205.251.197.158 and 2600:9000:5305:9e00::1; ns-1817.awsdns-35.co.uk → 205.251.199.25 and 2600:9000:5307:1900::1.
Mail Servers
assert.jp routes its mail through a single mail server, mail.assert.jp.
assert.jp and domains like mail.assert.jp share an identical mail server configuration.
mail.assert.jp has exactly one IP number: 164.46.91.63.