j-post.com - robtex.com
j-post.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns21.freebit.net ⭐ | ||||||
| A | 2001:3e0:0:61::53:21🇯🇵 FBDC2001:3e0::/32 Proxy RO for FreeBit.Com | ||||||
| PTR | ns21.freebit.net | ||||||
| A | 61.195.7.21🇯🇵 FBDC61.195.0.0/21 FreeBit CIDR X-Keiro:nic-noc@FreeBit.NET | ||||||
| PTR | ns21.freebit.net | ||||||
| NS | ns22.freebit.net | ||||||
| A | 2001:3e0:0:61::53:22🇯🇵 FBDC2001:3e0::/32 Proxy RO for FreeBit.Com | ||||||
| PTR | ns22.freebit.net | ||||||
| A | 61.195.7.22🇯🇵 FBDC61.195.0.0/21 FreeBit CIDR X-Keiro:nic-noc@FreeBit.NET | ||||||
| PTR | ns22.freebit.net | ||||||
| MX | mx01.silk.dream.jp ⭐ | ||||||
| A | 59.157.133.239🇯🇵 FBDC59.157.128.0/18 FreeBit CIDR X-Keiro:nic-noc@FreeBit.NET | ||||||
| PTR | mx01.silk.dream.jp | ||||||
| MX | mx02.silk.dream.jp ⭐ | ||||||
| A | 59.157.133.238🇯🇵 FBDC59.157.128.0/18 FreeBit CIDR X-Keiro:nic-noc@FreeBit.NET | ||||||
| PTR | mx02.silk.dream.jp | ||||||
| MX | mgate02.dti.ne.jp(200) | ||||||
| A | 202.216.228.55🇯🇵 FBDC202.216.224.0/20 FreeBit CIDR X-Keiro:nic-noc@FreeBit.NET | ||||||
| PTR | mgate02.dti.ne.jp | ||||||
| TXT | v=spf1 ip4:219.99.80.201 ip4:219.99.80.202 a:spf.vsmtp.dti.ne.jp a:spf.smtp.d... | ||||||
| SOA | NS21.FreeBit.NETroot@FreeBit.NET 2024-01-24 #2 | ||||||
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=1775981287 | ||||||
Same first word
j-post.com |
Similar names
DNS History
7 records (5 active, 2 former)
○NSns1.freebit.net2015-07-17 → 2017-09-10 · 4 obs
● 2017-09-10 13:13:04
○ 2026-02-14 16:59:58
○ 2026-04-12 08:12:22
○NSns2.freebit.net2015-07-17 → 2017-09-10 · 4 obs
● 2017-09-10 13:13:04
○ 2026-02-14 16:59:58
○ 2026-04-12 08:12:22
●NSns21.freebit.net2026-02-14 → 2026-04-12 · 3 obs
● 2026-02-14 16:59:58
● 2026-04-12 08:12:22
●NSns22.freebit.net2026-02-14 → 2026-04-12 · 3 obs
● 2026-02-14 16:59:58
● 2026-04-12 08:12:22
●MXmx01.silk.dream.jp2015-07-17 → 2026-04-12 · 2 obs
● 2026-04-12 08:12:22
●MXmx02.silk.dream.jp2015-07-17 → 2026-04-12 · 2 obs
● 2026-04-12 08:12:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| j-post.com | ns21.freebit.net, ns22.freebit.net | - |
✅ Authoritative Response
Server:61.195.7.21
NS records: ns21.freebit.net, ns22.freebit.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for j-post.com (unsigned zone)
⏱️ Timing
Total: 862ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | NS22.FreeBit.NET, NS21.FreeBit.NET |
| MX | 3 | mgate02.dti.ne.jp (pri: 200), mx01.silk.dream.jp (pri: 100)... |
| TXT | 1 | v=spf1 ip4:219.99.80.201 ip4:219.99.80.2 |
| SOA | 1 | NS21.FreeBit.NET root.FreeBit.NET |
Analysis
Name Servers
j-post.com is delegated to two name servers: ns21.freebit.net and ns22.freebit.net.
j-post.com uses the same name server setup as other domains such as 98.99.219.in-addr.arpa, ot.freebit.net, 225.12.61.in-addr.arpa, 97.135.27.in-addr.arpa and 124.131.180.in-addr.arpa.
j-post.com shares name servers with other domains at least partially, for example 149.93.202.in-addr.arpa, 5.156.49.in-addr.arpa, icntv.co.jp, 79.56.202.in-addr.arpa and 6.156.49.in-addr.arpa.
These name servers are commonly used with ns23.freebit.net.
Host names with two IP numbers:
ns21.freebit.net points to 2001:3e0:0:61::53:21 and 61.195.7.21; ns22.freebit.net points to 2001:3e0:0:61::53:22 and 61.195.7.22.
Mail Servers
j-post.com is served by three mail servers: mx01.silk.dream.jp, mx02.silk.dream.jp and mgate02.dti.ne.jp.
j-post.com shares mail servers with other domains at least partially; for instance uranus.dti.ne.jp, ceres.dti.ne.jp, boreas.dti.ne.jp, ex.bw.dream.jp and breeze.dti.ne.jp.
these mail servers are often used together with mail servers mgate03-cma1.dti.ne.jp, mgate04-cma1.dti.ne.jp, mgate05-cma1.dti.ne.jp, mgate05.dti.ne.jp and mgate02-cma1.dti.ne.jp.
Host names with a single IP address: mx01.silk.dream.jp points to 59.157.133.239; mx02.silk.dream.jp points to 59.157.133.238; mgate02.dti.ne.jp points to 202.216.228.55.