katsu.jp - robtex.com
katsu.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.181.102🇯🇵 DRNET183.90.176.0/21 | ||||||
| PTR | tky002.rakko.zone | ||||||
| NS | ns1.rakko.zone ⭐ | ||||||
| A | 172.64.52.196🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.rakko.zone | ||||||
| A | 172.64.53.134🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | katsu.jp ⭐ | ||||||
| A | 183.90.181.102🇯🇵 DRNET183.90.176.0/21 | ||||||
| PTR | tky002.rakko.zone | ||||||
| TXT | v=spf1 +a +mx +ip4:183.90.181.102 ~all | ||||||
| SOA | ns1.rakko.zonehostmaster@katsu.jp 2025-06-25 #1 | ||||||
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=1783420203 | ||||||
MX for
katsu.jp |
Same first word
Similar names
DNS History
12 records (4 active, 8 former)
○NSdns01.park.onamae.com2015-12-08 → 2016-09-22 · 5 obs
● 2015-12-08 18:59:28
● 2016-09-22 10:32:26
○ 2017-05-16 12:32:16
○ 2026-07-07 10:47:12
○NSdns02.park.onamae.com2015-12-08 → 2016-09-22 · 5 obs
● 2015-12-08 18:59:28
● 2016-09-22 10:32:26
○ 2017-05-16 12:32:16
○ 2026-07-07 10:47:12
○NSdns1.onamae.com2017-05-16 → 2017-05-16 · 4 obs
● 2017-05-16 12:32:16
○ 2026-06-02 07:41:30
○ 2026-07-07 10:47:12
○NSdns2.onamae.com2017-05-16 → 2017-05-16 · 4 obs
● 2017-05-16 12:32:16
○ 2026-06-02 07:41:30
○ 2026-07-07 10:47:12
○NSns1.gmointernet.com2015-08-13 → 2016-09-22 · 4 obs
● 2016-09-22 10:32:26
○ 2017-05-16 12:32:16
○ 2026-07-07 10:47:12
●NSns1.rakko.zone2026-06-02 → 2026-07-07 · 3 obs
● 2026-06-02 07:41:30
● 2026-07-07 10:47:12
●NSns2.rakko.zone2026-06-02 → 2026-07-07 · 3 obs
● 2026-06-02 07:41:30
● 2026-07-07 10:47:12
●MXkatsu.jp2026-06-02 → 2026-07-07 · 2 obs
● 2026-07-07 10:47:12
○A150.95.255.382017-05-16 → 2017-05-16 · 4 obs
● 2017-05-16 12:32:16
○ 2026-06-02 07:41:30
○ 2026-07-07 10:47:12
●A183.90.181.1022026-06-02 → 2026-07-07 · 3 obs
● 2026-06-02 07:41:30
● 2026-07-07 10:47:12
○A210.157.1.1342015-12-08 → 2016-04-06 · 4 obs
● 2016-04-06 01:34:52
○ 2016-09-22 10:32:26
○ 2026-07-07 10:47:12
○A210.172.133.122016-09-22 → 2016-09-22 · 4 obs
● 2016-09-22 10:32:26
○ 2017-05-16 12:32:16
○ 2026-07-07 10:47:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| katsu.jp | ns1.rakko.zone, ns2.rakko.zone | - |
✅ Authoritative Response
Server:172.64.53.134
NS records: ns1.rakko.zone, ns2.rakko.zone
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for katsu.jp (unsigned zone)
⏱️ Timing
Total: 2013ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.181.102 |
| NS | 2 | ns2.rakko.zone, ns1.rakko.zone |
| MX | 1 | katsu.jp (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +ip4:183.90.181.102 ~all |
| SOA | 1 | ns1.rakko.zone hostmaster.katsu.jp |
Analysis
Mail Server Role
The MX record for katsu.jp points back to katsu.jp — it is its own mail server.
IP Addresses
katsu.jp directs to one IP number, which is 183.90.181.102.
Among the host names that share IP numbers with katsu.jp are state.jp, oren.jp, shohosen.click and two others.
Name Servers
katsu.jp has two authoritative name servers — ns1.rakko.zone and ns2.rakko.zone.
katsu.jp has the same name server delegation as a number of other domains, such as askamari.com, saunasky.com, reszel.net and two more.
ns1.rakko.zone and ns2.rakko.zone each resolve to one IP number: ns1.rakko.zone points to 172.64.52.196 and ns2.rakko.zone points to 172.64.53.134.
Mail Servers
The MX record for katsu.jp points to a single mail server: katsu.jp.
katsu.jp points to one IP number — 183.90.181.102.