code4lib.jp - dns.ninja
code4lib.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=1788045302 | ||||||
Same first word
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DNS History
11 records (10 active, 1 former)
●MXalt1.aspmx.l.google.com2015-07-07 → 2026-08-29 · 2 obs
● 2026-08-29 23:27:22
●MXalt2.aspmx.l.google.com2015-07-07 → 2026-08-29 · 2 obs
● 2026-08-29 23:27:22
●MXaspmx.l.google.com2015-07-07 → 2026-08-29 · 2 obs
● 2026-08-29 23:27:22
●MXaspmx2.googlemail.com2015-07-07 → 2026-08-29 · 2 obs
● 2026-08-29 23:27:22
●MXaspmx3.googlemail.com2015-07-07 → 2026-08-29 · 2 obs
● 2026-08-29 23:27:22
●MXaspmx4.googlemail.com2015-07-07 → 2026-08-29 · 2 obs
● 2026-08-29 23:27:22
●MXaspmx5.googlemail.com2015-07-07 → 2026-08-29 · 2 obs
● 2026-08-29 23:27:22
○A112.78.112.142015-07-07 → 2017-05-12 · 4 obs
● 2017-05-12 19:56:56
○ 2026-08-25 06:34:58
○ 2026-08-29 23:27:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | b.dns.jp, g.dns.jp, d.dns.jp, c.dns.jp... | - |
| code4lib.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for code4lib.jp (unsigned zone)
⏱️ Timing
Total: 1441ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 8 | aspmx.l.google.com (pri: 10), aspmx.l.google.com (pri: 1)... |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Name Servers
code4lib.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
The name servers of code4lib.jp overlap at least partially with those of other domains — among them kusatsu-hp.jp, onosato.net, theracua.com and two more.
master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP address: master.dns.ne.jp resolves to 210.224.172.18, ns1.dns.ne.jp resolves to 61.211.236.1 and ns2.dns.ne.jp resolves to 133.167.21.1.
Mail Servers
code4lib.jp has 7 mail servers — aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com plus 4 other.
There is at least a partial MX overlap between code4lib.jp and other domains, including mndigital.co.uk, nirmaypanchal.com, bendybeachhouse.com and two others.
These mail servers tend to appear in combination with mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, aspmx.l.google.com and 3 others.
Host names that have two IP addresses:
aspmx2.googlemail.com points to 192.178.234.26 and 2800:3f0:4003:c14::1b.
aspmx3.googlemail.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx4.googlemail.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1b.
aspmx5.googlemail.com points to 172.253.157.26 and 2a00:1450:400c:c23::1b.
aspmx.l.google.com points to 172.253.115.27 and 2607:f8b0:4004:c23::1b.
alt1.aspmx.l.google.com points to 192.178.234.26 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 2800:3f0:4003:c14::1b IP addresses.
aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 192.178.234.26 IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 2a00:1450:400b:c02::1b IP addresses.