central-tel.com - robtex.com
central-tel.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 159.25.16.242🇩🇪 CSL159.25.0.0/16 | ||||||
| NS | x.ns.joker.com ⭐ | ||||||
| A | 194.245.103.13🇩🇪 CSL194.245.0.0/16 DE-CSL-GMBH-PA | ||||||
| PTR | x.ns.joker.com | ||||||
| NS | y.ns.joker.com | ||||||
| A | 2a01:4f8:c0c:165b::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | y.ns.joker.com | ||||||
| A | 23.88.49.189🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC | ||||||
| PTR | static.189.49.88.23.clients.your-server.de | ||||||
| NS | z.ns.joker.com | ||||||
| A | 2607:5300:203:7e6d::2222🇨🇦 OVH2607:5300::/32 Hosting route | ||||||
| PTR | z.ns.joker.com | ||||||
| A | 192.95.37.184🇨🇦 OVH192.95.0.0/18 Hosting route | ||||||
| PTR | z.ns.joker.com | ||||||
| MX | smtp.central-tel.com ⭐ | ||||||
| A | 62.23.205.125🇫🇷 COLT62.23.0.0/16 FR-COLT-FRANCE | ||||||
| PTR | mx1.central-tel.com | ||||||
| A | 84.14.78.190🇫🇷 COLT84.14.0.0/16 FR-COLT-INTERNET-84-14 | ||||||
| PTR | mx2.central-tel.com | ||||||
| TXT | v=spf1 a mx include:spf.express-mail.com -all | ||||||
| SOA | x.ns.joker.comhostmaster@joker.com 2025-11-14 #53 | ||||||
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=1771291435 | ||||||
Subdomains
Same first word
central-tel.com |
DNS History
5 records (5 active, 0 former)
●NSx.ns.joker.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 06:08:38
●NSy.ns.joker.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 06:08:38
●NSz.ns.joker.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 06:08:38
●MXsmtp.central-tel.com2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 06:08:38
●A159.25.16.2422026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 06:08:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net... | - |
| central-tel.com | x.ns.joker.com, y.ns.joker.com, z.ns.joker.com | 5 records |
✅ Authoritative Response
Server:192.95.37.184
NS records: x.ns.joker.com, y.ns.joker.com, z.ns.joker.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for central-tel.com (unsigned zone)
⏱️ Timing
Total: 1840ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.25.16.242 |
| NS | 3 | y.ns.joker.com, z.ns.joker.com... |
| MX | 1 | smtp.central-tel.com (pri: 50) |
| TXT | 1 | v=spf1 a mx include:spf.express-mail.com |
| SOA | 1 | x.ns.joker.com hostmaster.joker.com |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (x.ns.joker.com, y.ns.joker.com, y.ns.joker.com...)
Analysis
Hierarchy
central-tel.com is a parent of mx1.central-tel.com, smtp.central-tel.com and mx2.central-tel.com.
IP Addresses
central-tel.com maps to IP address 159.25.16.242.
Other host names, for instance solvimail.com, ingwon.org, sig-zerspanungstechnik.de, avawomen.com and sprachkontinuum.de share IP numbers with central-tel.com.
Name Servers
central-tel.com is delegated to name servers x.ns.joker.com, y.ns.joker.com and z.ns.joker.com.
central-tel.com at least partially shares name servers with other domains such as ultramikrotomie.com, mileshanon.com, heinola.org, badgerw.com and ingenieurnet.net.
These name servers are commonly used alongside a.ns.joker.com, c.ns.joker.com and b.ns.joker.com.
Host names with two IP numbers:
y.ns.joker.com points to 2a01:4f8:c0c:165b::1 and 23.88.49.189; z.ns.joker.com points to 2607:5300:203:7e6d::2222 and 192.95.37.184.
Host names with one IP number:
x.ns.joker.com points to 194.245.103.13.
Mail Servers
central-tel.com is handled by a single mail server, smtp.central-tel.com.
Host name smtp.central-tel.com points to IPs 62.23.205.125 and 84.14.78.190.