cfss.jp - robtex.com
cfss.jp
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-759.awsdns-30.net ⭐ | ||||||
| A | 2600:9000:5302:f700::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-759.awsdns-30.net | ||||||
| A | 205.251.194.247🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-759.awsdns-30.net | ||||||
| NS | ns-1133.awsdns-13.org | ||||||
| A | 2600:9000:5304:6d00::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront | ||||||
| PTR | ns-1133.awsdns-13.org | ||||||
| A | 205.251.196.109🇺🇸 Amazon205.251.196.0/24 prefix | ||||||
| PTR | ns-1133.awsdns-13.org | ||||||
| NS | ns-1801.awsdns-33.co.uk | ||||||
| A | 2600:9000:5307:900::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1801.awsdns-33.co.uk | ||||||
| A | 205.251.199.9🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1801.awsdns-33.co.uk | ||||||
| NS | ns-420.awsdns-52.com | ||||||
| A | 2600:9000:5301:a400::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-420.awsdns-52.com | ||||||
| A | 205.251.193.164🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-420.awsdns-52.com | ||||||
| SOA | ns-759.awsdns-30.netawsdns-hostmaster@amazon.com serial=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=1776986103 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○NSdns.jbcc.co.jp2007-12-09 → 2016-05-16 · 4 obs
● 2016-05-16 22:41:40
○ 2020-04-10 05:05:44
○ 2026-04-23 23:35:36
○NSdns13.dion.ne.jp2007-12-09 → 2016-05-16 · 4 obs
● 2016-05-16 22:41:40
○ 2020-04-10 05:05:44
○ 2026-04-23 23:35:36
●NSns-1133.awsdns-13.org2020-04-10 → 2026-04-23 · 3 obs
● 2020-04-10 05:05:44
● 2026-04-23 23:35:36
●NSns-1801.awsdns-33.co.uk2020-04-10 → 2026-04-23 · 3 obs
● 2020-04-10 05:05:44
● 2026-04-23 23:35:36
●NSns-420.awsdns-52.com2020-04-10 → 2026-04-23 · 3 obs
● 2020-04-10 05:05:44
● 2026-04-23 23:35:36
●NSns-759.awsdns-30.net2020-04-10 → 2026-04-23 · 3 obs
● 2020-04-10 05:05:44
● 2026-04-23 23:35:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | f.dns.jp, g.dns.jp, d.dns.jp, h.dns.jp... | - |
| cfss.jp | ns-420.awsdns-52.com, ns-759.awsdns-30.net, ns-1133.awsdns-13.org, ns-1801.awsdns-33.co.uk | - |
✅ Authoritative Response
Server:205.251.199.9
NS records: ns-420.awsdns-52.com, ns-759.awsdns-30.net, ns-1133.awsdns-13.org, ns-1801.awsdns-33.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cfss.jp (unsigned zone)
⏱️ Timing
Total: 864ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1133.awsdns-13.org, ns-1801.awsdns-33.co.uk... |
| SOA | 1 | ns-759.awsdns-30.net awsdns-hostmaster.a |
Analysis
Name Servers
cfss.jp is delegated to four name servers: ns-420.awsdns-52.com, ns-759.awsdns-30.net, ns-1133.awsdns-13.org and ns-1801.awsdns-33.co.uk.
At least part of the name servers for cfss.jp are shared with other domains, for instance nasonex.com, pilotdms.com, dellpartnerdirect.net, canecatag.lojavirtualnuvem.com.br and robinwohlers.com.
Host names with two IP numbers:
ns-420.awsdns-52.com points to: 2600:9000:5301:a400::1 and 205.251.193.164
ns-759.awsdns-30.net points to: 2600:9000:5302:f700::1 and 205.251.194.247
ns-1133.awsdns-13.org points to: 2600:9000:5304:6d00::1 and 205.251.196.109
ns-1801.awsdns-33.co.uk points to: 2600:9000:5307:900::1 and 205.251.199.9