codehack.jp - robtex.com
codehack.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.181.99.12🇯🇵 SAKURA-B202.181.96.0/20 (6/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www292.sakura.ne.jp | ||||||
| NS | ns1.value-domain.com ⭐ | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns4.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns5.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| TXT | google-site-verification=3x7-xS7g0ZO4WtRqZ5--2G4j9muQkHGXL5Npl0OWf8Q | ||||||
| SOA | ns1.value-domain.comhostmaster@codehack.jp 2024-06-05 #11 | ||||||
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=1787578202 | ||||||
Previously MX for
codehack.jp |
Same first word
Similar names
(0x636f636b)head.com |
hackcode.ru |
hackcode.live |
doacheck.com |
hackcode.com |
hackcode.org |
checkdao.xyz |
hackcode.cl |
chekadco.com |
Previous names
Next names
DNS History
11 records (6 active, 5 former)
○NSmaster.dns.ne.jp2015-05-28 → 2015-12-22 · 4 obs
● 2015-12-22 18:47:58
○ 2016-03-29 23:49:52
○ 2026-08-24 14:12:42
○NSns1.dns.ne.jp2015-05-28 → 2015-12-22 · 4 obs
● 2015-12-22 18:47:58
○ 2016-03-29 23:49:52
○ 2026-08-24 14:12:42
●NSns1.value-domain.com2026-08-19 → 2026-08-24 · 3 obs
● 2026-08-19 10:30:26
● 2026-08-24 14:12:42
○NSns2.dns.ne.jp2015-05-28 → 2015-12-22 · 4 obs
● 2015-12-22 18:47:58
○ 2016-03-29 23:49:52
○ 2026-08-24 14:12:42
●NSns2.value-domain.com2026-08-19 → 2026-08-24 · 3 obs
● 2026-08-19 10:30:26
● 2026-08-24 14:12:42
●NSns3.value-domain.com2026-08-19 → 2026-08-24 · 3 obs
● 2026-08-19 10:30:26
● 2026-08-24 14:12:42
●NSns4.value-domain.com2026-08-19 → 2026-08-24 · 3 obs
● 2026-08-19 10:30:26
● 2026-08-24 14:12:42
●NSns5.value-domain.com2026-08-19 → 2026-08-24 · 3 obs
● 2026-08-19 10:30:26
● 2026-08-24 14:12:42
○MXcodehack.jp2015-05-28 → 2015-12-22 · 4 obs
● 2015-12-22 18:47:58
○ 2016-03-29 23:49:52
○ 2026-08-24 14:12:42
○A112.78.112.192015-05-28 → 2015-12-22 · 4 obs
● 2015-12-22 18:47:58
○ 2016-03-29 23:49:52
○ 2026-08-24 14:12:42
●A202.181.99.122026-08-19 → 2026-08-24 · 3 obs
● 2026-08-19 10:30:26
● 2026-08-24 14:12:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| codehack.jp | ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com... | - |
✅ Authoritative Response
Server:172.64.52.38
NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codehack.jp (unsigned zone)
⏱️ Timing
Total: 1099ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.181.99.12 |
| NS | 2 | ns2.value-domain.com, ns1.value-domain.com |
| TXT | 1 | google-site-verification=3x7-xS7g0ZO4WtR |
| SOA | 1 | ns1.value-domain.com hostmaster.codehack |
Analysis
IP Addresses
codehack.jp has exactly one IP address — 202.181.99.12.
deadend.sakura.ne.jp, j-bright.com, mail.lifesupportservice-magokoro.com plus two other host names have IP numbers in common with codehack.jp.
Name Servers
Five name servers handle delegation for codehack.jp: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two others.
codehack.jp partially shares its NS delegation with several other domains, including azur-hair.com, web-netshop.com, miyuu0124.shop and two others.
These name servers tend to appear together with the name servers ns4.value-domain.com, ns5.value-domain.com and ns11.value-domain.com, plus two others.
Host names resolving to a single IP address:
ns1.value-domain.com resolves to 172.64.52.38.
ns2.value-domain.com resolves to 172.64.53.3.
ns3.value-domain.com resolves to 172.64.52.38.
ns4.value-domain.com resolves to 172.64.53.3.
ns5.value-domain.com resolves to 172.64.52.38.
Three host names point to 172.64.52.38: ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com.
The host names ns2.value-domain.com and ns4.value-domain.com both resolve to 172.64.53.3 IP addresses.