const.info - dns.ninja
const.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 61.213.221.237🇯🇵 NSK61.213.208.0/20 Co.,Ltd. 2-1,Minami-cho,Kanazawa-shi,Ishikawa,920-8769 | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | mail.const.info ⭐ | ||||||
| A | 61.213.221.237🇯🇵 NSK61.213.208.0/20 Co.,Ltd. 2-1,Minami-cho,Kanazawa-shi,Ishikawa,920-8769 | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1444030260 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1783365845 | ||||||
Subdomains
mail.const.info |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NS03.dnsv.jp2015-10-23 → 2026-07-06 · 3 obs
● 2015-10-23 10:38:02
● 2026-07-06 19:36:00
●NS04.dnsv.jp2015-10-23 → 2026-07-06 · 3 obs
● 2015-10-23 10:38:02
● 2026-07-06 19:36:00
●MXmail.const.info2015-06-06 → 2026-07-06 · 2 obs
● 2026-07-06 19:36:00
○A61.120.212.532015-06-06 → 2015-06-06 · 3 obs
○ 2015-10-23 10:38:02
○ 2026-07-06 19:36:00
●A61.213.221.2372015-10-23 → 2026-07-06 · 3 obs
● 2015-10-23 10:38:02
● 2026-07-06 19:36:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, c0.info.afilias-nst.info, a2.info.afilias-nst.info | - |
| const.info | 02.dnsv.jp, 01.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.33.53
NS records: 02.dnsv.jp, 01.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for const.info (unsigned zone)
⏱️ Timing
Total: 2129ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 61.213.221.237 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | mail.const.info (pri: 10) |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
Hierarchy
The domain mail.const.info falls under the parent const.info.
IP Addresses
const.info has exactly one IP address — 61.213.221.237.
Among the host names that share IP numbers with const.info is mail.const.info, as one example.
Name Servers
Four name servers handle the delegation for const.info: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
At least some of const.info's name servers are shared with other domains, for example ckf.jp, gametodon.com, josei-ikyoku.jp and two more.
Host names pointing to two IP addresses:
The A records for 01.dnsv.jp return 157.7.32.53 and 2400:8500:3300::53.
The A records for 03.dnsv.jp return 157.7.34.53 and 2400:8500:3000::53.
The A records for 04.dnsv.jp return 157.7.35.53 and 2400:8500:3fff::53.
Host names resolving to a single IP address:
02.dnsv.jp resolves to the IP address 157.7.33.53.
Mail Servers
const.info uses one mail server — mail.const.info.
mail.const.info resolves to 61.213.221.237 and no other IP number.