rootsof.jp - robtex.com
rootsof.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.189.72 | ||||||
| NS | dns0.heteml.jp ⭐ | ||||||
| NS | dns1.heteml.jp | ||||||
| MX | mx-proxy501.heteml.jp ⭐ | ||||||
| MX | mx-proxy502.heteml.jp(20) | ||||||
| TXT | v=spf1 include:_spf.heteml.jp ~all | ||||||
| SOA | dns0.heteml.jphostmaster@rootsof.jp serial=1792744338 | ||||||
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=1793247302 | ||||||
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
○MXmail16.heteml.jp2015-07-01 → 2017-02-05 · 4 obs
● 2015-07-01 19:31:54
● 2017-02-05 03:59:44
○ 2026-10-03 21:41:44
○ 2026-10-29 04:44:26
● 2017-02-05 03:59:44
○ 2026-10-03 21:41:44
○ 2026-10-29 04:44:26
●MXmx-proxy501.heteml.jp2026-10-03 → 2026-10-29 · 3 obs
○ 2017-02-05 03:59:44
● 2026-10-03 21:41:44
● 2026-10-29 04:44:26
● 2026-10-03 21:41:44
● 2026-10-29 04:44:26
●MXmx-proxy502.heteml.jp2026-10-03 → 2026-10-29 · 3 obs
○ 2017-02-05 03:59:44
● 2026-10-03 21:41:44
● 2026-10-29 04:44:26
● 2026-10-03 21:41:44
● 2026-10-29 04:44:26
○A157.7.188.2192015-11-18 → 2017-02-05 · 5 obs
○ 2015-07-01 19:31:54
● 2015-11-18 14:30:08
● 2017-02-05 03:59:44
○ 2026-10-03 21:41:44
○ 2026-10-29 04:44:26
● 2015-11-18 14:30:08
● 2017-02-05 03:59:44
○ 2026-10-03 21:41:44
○ 2026-10-29 04:44:26
●A157.7.189.722026-10-03 → 2026-10-29 · 3 obs
○ 2017-02-05 03:59:44
● 2026-10-03 21:41:44
● 2026-10-29 04:44:26
● 2026-10-03 21:41:44
● 2026-10-29 04:44:26
○A210.188.199.2172015-07-01 → 2015-07-01 · 3 obs
● 2015-07-01 19:31:54
○ 2015-11-18 14:30:08
○ 2026-10-29 04:44:26
○ 2015-11-18 14:30:08
○ 2026-10-29 04:44:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | 15 records |
| rootsof.jp | dns1.heteml.jp, dns0.heteml.jp | 2 records |
✅ Authoritative Response
Server:157.7.44.53
NS records: dns1.heteml.jp, dns0.heteml.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rootsof.jp (unsigned zone)
⏱️ Timing
Total: 1253ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.189.72 |
| NS | 2 | dns0.heteml.jp, dns1.heteml.jp |
| MX | 2 | mx-proxy502.heteml.jp (pri: 20), mx-proxy501.heteml.jp (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.heteml.jp ~all |
| SOA | 1 | dns0.heteml.jp hostmaster.rootsof.jp |
📌 Glue Records Collected
Total: 17
In-bailiwick: 15 (e.dns.jp, e.dns.jp, g.dns.jp...)
Out-of-bailiwick: 2 (dns1.heteml.jp, dns0.heteml.jp)
Analysis
IP Addresses
rootsof.jp points to a single IP number: 157.7.189.72.
Name Servers
rootsof.jp has two authoritative name servers — dns0.heteml.jp and dns1.heteml.jp.
Mail Servers
rootsof.jp is handled by two mail servers, mx-proxy501.heteml.jp and mx-proxy502.heteml.jp.