radiodays.jp - robtex.com
radiodays.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 211.133.244.61🇯🇵 IDC211.133.240.0/21 Frontier Inc. | ||||||
| NS | www1.radiodays.jp ⭐ | ||||||
| A | 211.133.244.61🇯🇵 IDC211.133.240.0/21 Frontier Inc. | ||||||
| NS | dns.itecjapan.jp | ||||||
| A | 211.133.244.26🇯🇵 IDC211.133.240.0/21 Frontier Inc. | ||||||
| NS | sv1.itecjapan.ne.jp | ||||||
| A | 202.241.202.253🇯🇵 IDC202.241.192.0/18 Frontier Inc. | ||||||
| NS | sv3.itecjapan.ne.jp | ||||||
| A | 172.237.7.135🇺🇸 AKAMAI-LINODE-AP172.237.0.0/19 Akamai Technologies | ||||||
| PTR | sv3.itecjapan.ne.jp | ||||||
| MX | mail.radio-cafe.co.jp ⭐ | ||||||
| A | 211.133.244.61🇯🇵 IDC211.133.240.0/21 Frontier Inc. | ||||||
| TXT | v=spf1 ip4:211.133.244.61 ~all | ||||||
| SOA | www1.radiodays.jppostmaster@radiodays.jp 2016-07-29 #1 | ||||||
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=1786659302 | ||||||
Subdomains
Same first word
DNS History
7 records (6 active, 1 former)
●NSdns.itecjapan.jp2015-08-21 → 2026-08-13 · 2 obs
● 2026-08-13 22:44:04
●NSsv1.itecjapan.ne.jp2015-08-21 → 2026-08-13 · 2 obs
● 2026-08-13 22:44:04
●NSsv3.itecjapan.ne.jp2015-08-21 → 2026-08-13 · 2 obs
● 2026-08-13 22:44:04
●NSwww1.radiodays.jp2015-08-21 → 2026-08-13 · 2 obs
● 2026-08-13 22:44:04
●MXmail.radio-cafe.co.jp2016-07-01 → 2026-08-13 · 3 obs
● 2016-07-01 08:36:38
● 2026-08-13 22:44:04
○MXsv.radio-cafe.co.jp2015-08-21 → 2016-03-04 · 4 obs
● 2016-03-04 03:37:40
○ 2016-07-01 08:36:38
○ 2026-08-13 22:44:04
●A211.133.244.612015-08-21 → 2026-08-13 · 2 obs
● 2026-08-13 22:44:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| radiodays.jp | sv1.itecjapan.ne.jp, sv3.itecjapan.ne.jp, dns.itecjapan.jp | 3 records |
✅ Authoritative Response
Server:202.241.202.253
NS records: sv1.itecjapan.ne.jp, sv3.itecjapan.ne.jp, dns.itecjapan.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for radiodays.jp (unsigned zone)
⏱️ Timing
Total: 744ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.133.244.61 |
| NS | 3 | sv3.itecjapan.ne.jp, dns.itecjapan.jp... |
| MX | 1 | mail.radio-cafe.co.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:211.133.244.61 ~all |
| SOA | 1 | www1.radiodays.jp postmaster.radiodays.j |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (dns.itecjapan.jp, sv1.itecjapan.ne.jp, sv3.itecjapan.ne.jp)
Analysis
Hierarchy
radiodays.jp serves as the parent of www1.radiodays.jp and www.radiodays.jp.
IP Addresses
radiodays.jp has exactly one IP address — 211.133.244.61.
mail.linux-cafe.jp, www1.radiodays.jp, mail.radio-cafe.co.jp and www.radiodays.jp are among the host names that share IP numbers with radiodays.jp.
Name Servers
Four name servers handle the delegation for radiodays.jp: dns.itecjapan.jp, www1.radiodays.jp, sv1.itecjapan.ne.jp and sv3.itecjapan.ne.jp.
radiodays.jp partially shares its NS delegation with several other domains, including green-label-relaxing.jp, riken-tensai.jp, dogforest.com and two others.
These name servers are regularly seen alongside sv.dogforest.com and sekisuimedical.jp as name servers.
Four host names, each with one IP address: dns.itecjapan.jp has 211.133.244.26, www1.radiodays.jp has 211.133.244.61, sv1.itecjapan.ne.jp has 202.241.202.253 and sv3.itecjapan.ne.jp has 172.237.7.135.
Mail Servers
radiodays.jp uses one mail server — mail.radio-cafe.co.jp.
radiodays.jp uses the same mail servers as other domains, including radio-cafe.co.jp.
mail.radio-cafe.co.jp points to one IP number — 211.133.244.61.