hc-kohnan.com - robtex.com
hc-kohnan.com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 202.238.242.222🇯🇵 IIJ-AS202.238.192.0/18 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | 222.242.238.202.static.iijgio.jp | ||||||
| NS | ns000.d-53.net ⭐ | ||||||
| NS | ns006-33m9bt17gq02a0vr.3.d-53.info | ||||||
| A | 2001:240:bb81::28:37🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 ) | ||||||
| PTR | s006.d-53.biz | ||||||
| A | 202.32.219.37🇯🇵 IIJ-AS202.32.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | s006.d-53.biz | ||||||
| NS | ns006-33m9bt17gq02a0vr.3.d-53.jp | ||||||
| A | 2001:240:bb81::29:1097🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 ) | ||||||
| PTR | s006.d-53.org | ||||||
| A | 203.180.146.97🇯🇵 IIJ-AS203.180.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | s006.d-53.org | ||||||
| NS | ns006-33m9bt17gq02a0vr.3.d-53.org | ||||||
| A | 2001:240:bb81::29:97🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 ) | ||||||
| PTR | s006.d-53.net | ||||||
| A | 210.138.20.97🇯🇵 IIJ-AS210.138.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | s006.d-53.net | ||||||
| MX | mail.hc-kohnan.com ⭐ | ||||||
| A | 202.238.242.222🇯🇵 IIJ-AS202.238.192.0/18 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | 222.242.238.202.static.iijgio.jp | ||||||
| SOA | ns000.d-53.netdns-managers@iij.ad.jp serial=395 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777224626 | ||||||
rank #92724 in the tld
WOT: UNKNOWN (69/100)
📈 Tranco rank: #278,670
Subdomains
Same first word
hc-kohnan.co.jp |
hc-kohnan.com |
DNS History
10 records (6 active, 4 former)
○NSdns-b.iij.ad.jp2015-08-15 → 2017-03-27 · 4 obs
● 2017-03-27 10:57:18
○ 2026-02-18 06:24:04
○ 2026-04-26 17:59:30
○NSdns-c.iij.ad.jp2015-08-15 → 2017-03-27 · 4 obs
● 2017-03-27 10:57:18
○ 2026-02-18 06:24:04
○ 2026-04-26 17:59:30
●NSns000.d-53.net2026-02-18 → 2026-04-26 · 3 obs
● 2026-02-18 06:24:04
● 2026-04-26 17:59:30
●NSns006-33m9bt17gq02a0vr.3.d-53.info2026-02-18 → 2026-04-26 · 3 obs
● 2026-02-18 06:24:04
● 2026-04-26 17:59:30
●NSns006-33m9bt17gq02a0vr.3.d-53.jp2026-02-18 → 2026-04-26 · 3 obs
● 2026-02-18 06:24:04
● 2026-04-26 17:59:30
●NSns006-33m9bt17gq02a0vr.3.d-53.org2026-02-18 → 2026-04-26 · 3 obs
● 2026-02-18 06:24:04
● 2026-04-26 17:59:30
●MXmail.hc-kohnan.com2015-08-15 → 2026-04-26 · 2 obs
● 2026-04-26 17:59:30
●A202.238.242.2222026-02-18 → 2026-04-26 · 3 obs
● 2026-02-18 06:24:04
● 2026-04-26 17:59:30
○A203.180.230.532016-08-05 → 2017-03-27 · 5 obs
● 2016-08-05 19:38:10
● 2017-03-27 10:57:18
○ 2026-02-18 06:24:04
○ 2026-04-26 17:59:30
○A203.183.250.342015-08-15 → 2016-05-12 · 4 obs
● 2016-05-12 06:54:52
○ 2016-08-05 19:38:10
○ 2026-04-26 17:59:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net... | - |
| hc-kohnan.com | ns006-33m9bt17gq02a0vr.3.d-53.info, ns006-33m9bt17gq02a0vr.3.d-53.jp, ns006-33m9bt17gq02a0vr.3.d-53.org | - |
✅ Authoritative Response
Server:202.32.219.37
NS records: ns006-33m9bt17gq02a0vr.3.d-53.info, ns006-33m9bt17gq02a0vr.3.d-53.jp, ns006-33m9bt17gq02a0vr.3.d-53.org
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1332ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.238.242.222 |
| NS | 3 | ns006-33m9bt17gq02a0vr.3.d-53.org, ns006-33m9bt17gq02a0vr.3.d-53.info... |
| MX | 1 | mail.hc-kohnan.com (pri: 10) |
| SOA | 1 | ns000.d-53.net dns-managers.iij.ad.jp |
Analysis
Hierarchy
hc-kohnan.com is a parent of www.hc-kohnan.com, map.hc-kohnan.com, mail.hc-kohnan.com and cp.hc-kohnan.com.
IP Addresses
hc-kohnan.com points to an IP address: 202.238.242.222.
Other host names, such as www.hc-kohnan.com, mail.hc-kohnan.com and 222.242.238.202.static.iijgio.jp, share IP numbers with hc-kohnan.com.
Name Servers
hc-kohnan.com delegates to four name servers: ns000.d-53.net, ns006-33m9bt17gq02a0vr.3.d-53.info, ns006-33m9bt17gq02a0vr.3.d-53.jp and ns006-33m9bt17gq02a0vr.3.d-53.org.
hc-kohnan.com at least partially shares name servers with other domains, for instance 78.47.119.in-addr.arpa, 150.41.124.in-addr.arpa, f1.jibunbank.co.jp, labicard.com and sara2.jp.
These name servers are commonly used with dns-b.iij.ad.jp, dns-c.iij.ad.jp, ns01.iij-dns.jp, ns00.iij-dns.net, ns.iij-dns.biz, ns.iij-dns.jp, ns.iij-dns.net, rev.iij-dns.jp and rev.iij-dns.net.
Host names with two IP numbers:
ns006-33m9bt17gq02a0vr.3.d-53.info points to 2001:240:bb81::28:37 and 202.32.219.37; ns006-33m9bt17gq02a0vr.3.d-53.jp points to 2001:240:bb81::29:1097 and 203.180.146.97; ns006-33m9bt17gq02a0vr.3.d-53.org points to 2001:240:bb81::29:97 and 210.138.20.97.
Mail Servers
hc-kohnan.com is handled by a single mail server, mail.hc-kohnan.com.
The host name mail.hc-kohnan.com points to IP 202.238.242.222.