code-learn.jp - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

code-learn.jp

DNSSEC⚠️ Not signed
A104.16.36.105Cloudflare104.16.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.16.42.105Cloudflare104.16.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.19.240.93Cloudflare104.19.240.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.19.241.93Cloudflare104.19.240.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.xserver.jp ⭐
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp
A183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp
A157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MXcode-learn.jp ⭐
A104.16.36.105Cloudflare104.16.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.16.42.105Cloudflare104.16.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.19.240.93Cloudflare104.19.240.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A104.19.241.93Cloudflare104.19.240.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
TXTv=spf1 +a:sv12475.xserver.jp +a:code-learn.jp +mx include:spf.sender.xserver....
SOAns1.xserver.jproot@xserver.jp serial=0

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1788288303

MX for

code-learn.jp

Same first word

code-learn.com
code-learn.jp
code-learn.ir

Similar names

learn-code.com
learn-code.org
redo-clean.com
endal-core.pages.dev
eco-lander.com
eleanor-dc.com
endo-clear.ph
lean-coder.at
learn-code.my
cradle-neo.com
creed-loan.online
calder-one.ch

Previous names

codatum.jp
codb.jp
codc.jp
coddle.jp
code-9.jp
code-and-design.jp
code-aster.jp
code-bike.jp
code-bits.jp
code-blue.jp
code-breaker.jp
code-college.jp
code-eir.jp
code-file.jp
code-g.jp
code-ing.jp
code-knock.jp
code-lame.jp
code.jp

Next names

code-like.jp
code-plus.jp
code-polaris.jp
code-q.jp
code-r.jp
code-realize.jp
code-saturne.jp
code-seed.jp
code-share.jp
code-spaces.jp
code-u.jp
code-web.jp
code-x.jp
code-y.jp
code1.jp
code1935.jp
code27.jp
code3.jp
code42.jp
code4biz.jp

DNS History

10 records (10 active, 0 former)

NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXcode-learn.jpA104.16.36.105104.16.42.105104.19.240.93104.19.241.93
●NSns1.xserver.jp2026-08-28 → 2026-09-01 · 2 obs
● 2026-08-28 21:34:50
● 2026-09-01 19:46:04
●NSns2.xserver.jp2026-08-28 → 2026-09-01 · 2 obs
● 2026-08-28 21:34:50
● 2026-09-01 19:46:04
●NSns3.xserver.jp2026-08-28 → 2026-09-01 · 2 obs
● 2026-08-28 21:34:50
● 2026-09-01 19:46:04
●NSns4.xserver.jp2026-08-28 → 2026-09-01 · 2 obs
● 2026-08-28 21:34:50
● 2026-09-01 19:46:04
●NSns5.xserver.jp2026-08-28 → 2026-09-01 · 2 obs
● 2026-08-28 21:34:50
● 2026-09-01 19:46:04
●MXcode-learn.jp2026-08-28 → 2026-09-01 · 2 obs
● 2026-08-28 21:34:50
● 2026-09-01 19:46:04
●A104.16.36.1052026-08-28 → 2026-09-01 · 2 obs
● 2026-08-28 21:34:50
● 2026-09-01 19:46:04
●A104.16.42.1052026-08-28 → 2026-09-01 · 2 obs
● 2026-08-28 21:34:50
● 2026-09-01 19:46:04
●A104.19.240.932026-08-28 → 2026-09-01 · 2 obs
● 2026-08-28 21:34:50
● 2026-09-01 19:46:04
●A104.19.241.932026-08-28 → 2026-09-01 · 2 obs
● 2026-08-28 21:34:50
● 2026-09-01 19:46:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...15 records
code-learn.jpns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...11 records

✅ Authoritative Response

Server:183.90.224.226

NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for code-learn.jp (unsigned zone)

⏱️ Timing

Total: 1164ms | Queries: -

📄 Records

TypeCountSample Data
A4104.19.241.93, 104.16.36.105...
NS5ns5.xserver.jp, ns3.xserver.jp...
MX1code-learn.jp (pri: 0)
TXT1v=spf1 +a:sv12475.xserver.jp +a:code-lea
SOA1ns1.xserver.jp root.xserver.jp

📌 Glue Records Collected

Total: 26

In-bailiwick: 15 (a.dns.jp, a.dns.jp, b.dns.jp...)

Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Mail Server Role

code-learn.jp acts as its own mail server.

IP Addresses

code-learn.jp points to the four IP addresses 104.16.36.105, 104.16.42.105, 104.19.240.93 and 104.19.241.93.

Additional host names — writemare.com, frontofficehockey.com, fre-pro.com and two others — share IP numbers with code-learn.jp.

Name Servers

Delegation for code-learn.jp is to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

There is at least partial name server overlap between code-learn.jp and other domains — gift-navi.com, furiburo-yuzmayublog.com, sea-smile.com and two more among them.

These name servers frequently co-occur with the name servers ns4.xserver.jp and ns5.xserver.jp.

Host names with three IP numbers:

ns1.xserver.jp resolves to three addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp resolves to three addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp resolves to three addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names pointing to a single IP address:

ns2.xserver.jp points to the IP address 35.72.43.26.

ns3.xserver.jp points to the IP address 202.226.36.247.

Mail Servers

code-learn.jp has a single mail server: code-learn.jp itself.

code-learn.jp resolves to four IP addresses: 104.16.36.105, 104.16.42.105, 104.19.240.93 and 104.19.241.93.