pdfrex.com - robtex.com
pdfrex.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.dns.ne.jp ⚠️ Not in zone NS records | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp ⚠️ Not in zone NS records | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
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=1786052839 | ||||||
Previously MX for
pdfrex.com |
Same first word
pdfrex.com |
Similar names
DNS History
5 records (2 active, 3 former)
○NSmaster.dns.ne.jp2017-05-08 → 2017-05-08 · 3 obs
○ 2026-04-24 16:33:46
○ 2026-08-06 22:03:42
○MXpdfrex.com2017-05-08 → 2017-05-08 · 3 obs
○ 2026-04-24 16:33:46
○ 2026-08-06 22:03:42
○A160.16.221.442017-05-08 → 2017-05-08 · 3 obs
○ 2026-04-24 16:33:46
○ 2026-08-06 22:03:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| pdfrex.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pdfrex.com (unsigned zone)
⏱️ Timing
Total: 955ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
pdfrex.com uses two name servers for its delegation: ns1.dns.ne.jp and ns2.dns.ne.jp.
pdfrex.com has the same name server delegation as a number of other domains, such as mail.ams-g.com, koboz.com, happy-river.com and two more.
At least some of pdfrex.com's name servers are shared with other domains, for example momonga-net.com, akitacci.or.jp, artpro.sakura.ne.jp and two more.
These name servers tend to be deployed in combination with the name servers master.dns.ne.jp and dns.sakura.ad.jp.
Each of ns1.dns.ne.jp and ns2.dns.ne.jp has one IP address: ns1.dns.ne.jp uses 61.211.236.1 and ns2.dns.ne.jp uses 133.167.21.1.