ek5.jp - robtex.com
ek5.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.183.159🇯🇵 DRNET183.90.176.0/21 | ||||||
| PTR | tky009.cbsv.jp | ||||||
| NS | ns1.cbsv.jp ⭐ | ||||||
| A | 172.64.52.149🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.199🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.cbsv.jp | ||||||
| A | 172.64.53.51🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.143🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | ek5.jp ⭐ | ||||||
| A | 183.90.183.159🇯🇵 DRNET183.90.176.0/21 | ||||||
| PTR | tky009.cbsv.jp | ||||||
| TXT | v=spf1 ip4:183.90.183.159 include:_spf.cbsv.jp ~all | ||||||
| SOA | ns1.cbsv.jphostmaster@ek5.jp 2022-08-09 #8 | ||||||
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=1780385403 | ||||||
MX for
ek5.jp |
Subdomains
mb.ek5.jp |
Same first word
Similar names
e5k.top |
ke5.com |
e5k.cn |
5ke.net |
ke5.link |
5ek.ru |
5ke.com |
ke5.de |
5ke.ru |
k5e.org |
5ek.com |
ke5.cc |
k5e.com |
ke5.net |
e5k.de |
5ke.cn |
k5e.net |
e5k.com |
k5e.info |
ke5.me |
5ke.wang |
DNS History
10 records (4 active, 6 former)
●NSns1.cbsv.jp2026-05-08 → 2026-06-02 · 3 obs
● 2026-05-08 10:32:06
● 2026-06-02 07:59:12
○NSns1.xserver.jp2015-08-24 → 2016-12-06 · 4 obs
● 2016-12-06 12:19:04
○ 2026-05-08 10:32:06
○ 2026-06-02 07:59:12
●NSns2.cbsv.jp2026-05-08 → 2026-06-02 · 3 obs
● 2026-05-08 10:32:06
● 2026-06-02 07:59:12
○NSns2.xserver.jp2015-08-24 → 2016-12-06 · 4 obs
● 2016-12-06 12:19:04
○ 2026-05-08 10:32:06
○ 2026-06-02 07:59:12
○NSns3.xserver.jp2015-08-24 → 2016-12-06 · 4 obs
● 2016-12-06 12:19:04
○ 2026-05-08 10:32:06
○ 2026-06-02 07:59:12
○NSns4.xserver.jp2015-08-24 → 2016-12-06 · 4 obs
● 2016-12-06 12:19:04
○ 2026-05-08 10:32:06
○ 2026-06-02 07:59:12
○NSns5.xserver.jp2015-08-24 → 2016-12-06 · 4 obs
● 2016-12-06 12:19:04
○ 2026-05-08 10:32:06
○ 2026-06-02 07:59:12
●MXek5.jp2015-08-24 → 2026-06-02 · 2 obs
● 2026-06-02 07:59:12
●A183.90.183.1592026-05-08 → 2026-06-02 · 3 obs
● 2026-05-08 10:32:06
● 2026-06-02 07:59:12
○A183.90.228.52015-08-24 → 2016-12-06 · 4 obs
● 2016-12-06 12:19:04
○ 2026-05-08 10:32:06
○ 2026-06-02 07:59:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, a.dns.jp, d.dns.jp... | - |
| ek5.jp | ns2.cbsv.jp, ns1.cbsv.jp | - |
✅ Authoritative Response
Server:172.64.52.199
NS records: ns2.cbsv.jp, ns1.cbsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ek5.jp (unsigned zone)
⏱️ Timing
Total: 963ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.183.159 |
| NS | 2 | ns1.cbsv.jp, ns2.cbsv.jp |
| MX | 1 | ek5.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:183.90.183.159 include:_spf.c |
| SOA | 1 | ns1.cbsv.jp hostmaster.ek5.jp |
Analysis
Hierarchy
ek5.jp serves as the parent of mb.ek5.jp.
Mail Server Role
ek5.jp is listed as a mail server for itself.
IP Addresses
ek5.jp resolves to one IP address: 183.90.183.159.
homehelp1.net, mail.loemusiq.com, gahag.net and two other host names share IP numbers with ek5.jp.
Name Servers
ek5.jp is delegated to two name servers: ns1.cbsv.jp and ns2.cbsv.jp.
ek5.jp uses the same name servers as several other domains — among them homehelp1.net, harg-select.com, web-lanchester.com and two more.
ek5.jp has at least partial name server overlap with other domains, such as uraraka-doujin-tentacle.com, wannyan-hotel-coo.com, imaichi-inc.com and two others.
It is common to find these name servers paired with the name servers a.misconfigured.dns.server.invalid.
ns1.cbsv.jp and ns2.cbsv.jp each resolve to two IP addresses: ns1.cbsv.jp points to 172.64.52.149 and 172.64.52.199, while ns2.cbsv.jp points to 172.64.53.51 and 172.64.53.143.
Mail Servers
Mail for ek5.jp is handled by one mail server — ek5.jp.
ek5.jp resolves to a single IP number: 183.90.183.159.