4ext.info - dns.ninja
4ext.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 78.47.243.45🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | static.45.243.47.78.clients.your-server.de | ||||||
| NS | ns1.first-ns.de ⭐ | ||||||
| A | 2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.first-ns.de | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.first-ns.de | ||||||
| NS | robotns2.second-ns.de | ||||||
| A | 2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | robotns2.second-ns.de | ||||||
| A | 213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | robotns2.second-ns.de | ||||||
| NS | robotns3.second-ns.com | ||||||
| A | 2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| A | 193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| MX | mail.4ext.info ⭐ | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.first-ns.de | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-04-14 #0 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1782467791 | ||||||
Same first word
Similar names
ext4.com.br |
tex4.com |
e4tx.com |
4tex.com |
ext4.ru |
ext4.xyz |
4tex.cz |
4tex.com.br |
4tex.at |
xt4e.com |
et4x.com |
4tex.de |
tex4.dev |
4tex.net |
t4ex.com |
ext4.com |
tex4.life |
DNS History
5 records (5 active, 0 former)
●NSns1.first-ns.de2015-07-15 → 2026-06-26 · 2 obs
● 2026-06-26 10:07:10
●NSrobotns2.second-ns.de2015-11-23 → 2026-06-26 · 3 obs
● 2015-11-23 11:00:32
● 2026-06-26 10:07:10
●NSrobotns3.second-ns.com2015-11-23 → 2026-06-26 · 3 obs
● 2015-11-23 11:00:32
● 2026-06-26 10:07:10
●MXmail.4ext.info2015-07-15 → 2026-06-26 · 2 obs
● 2026-06-26 10:07:10
●A78.47.243.452015-07-15 → 2026-06-26 · 2 obs
● 2026-06-26 10:07:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| 4ext.info | robotns3.second-ns.com, robotns2.second-ns.de, ns1.first-ns.de | - |
✅ Authoritative Response
Server:213.239.242.238
NS records: robotns3.second-ns.com, robotns2.second-ns.de, ns1.first-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4ext.info (unsigned zone)
⏱️ Timing
Total: 837ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.47.243.45 |
| NS | 3 | ns1.first-ns.de, robotns2.second-ns.de... |
| MX | 1 | mail.4ext.info (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
IP Addresses
4ext.info directs to one IP number, which is 78.47.243.45.
4ext.at, mail.4ext.at, simpartner.servers.li and static.45.243.47.78.clients.your-server.de are examples of host names that share IP numbers with 4ext.info.
Name Servers
4ext.info carries NS records delegating to robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
At least some of 4ext.info's name servers are shared with other domains, for example esv.swiss, imta.ch, mvbdpl.info and two more.
These name servers tend to be used in conjunction with the name servers ns1.your-server.de.
robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de are three hostnames that each resolve to a pair of IP addresses: robotns3.second-ns.com to 193.47.99.3 and 2001:67c:192c::add:a3, ns1.first-ns.de to 213.239.242.238 and 2a01:4f8:0:a101::a:1, and robotns2.second-ns.de to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
4ext.info routes its mail through a single mail server, mail.4ext.info.
mail.4ext.info carries a single IP number, which is 213.239.242.238.