cue4net.com - dns.ninja
cue4net.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 138.199.165.139🇩🇪 Hetzner138.199.128.0/17 HETZNER-DC | ||||||
| PTR | static.139.165.199.138.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.cue4net.com ⭐ | ||||||
| A | 159.69.114.0🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC | ||||||
| PTR | mail.cue4net.com | ||||||
| TXT | google-site-verification=kabFKragS2o7MMv01RRkoK9OcEfa7a46gOjQ0rFPXA8 | ||||||
| TXT | v=spf1 ip4:159.69.114.0 include:authsmtp.com -all | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-04-29 #0 | ||||||
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=1785145832 | ||||||
Subdomains
mail.cue4net.com |
Same first word
DNS History
6 records (5 active, 1 former)
●NSns1.first-ns.de2015-08-15 → 2026-07-27 · 2 obs
● 2026-07-27 10:05:24
●NSrobotns2.second-ns.de2015-08-15 → 2026-07-27 · 2 obs
● 2026-07-27 10:05:24
●NSrobotns3.second-ns.com2015-08-15 → 2026-07-27 · 2 obs
● 2026-07-27 10:05:24
●MXmail.cue4net.com2015-08-15 → 2026-07-27 · 2 obs
● 2026-07-27 10:05:24
●A138.199.165.1392026-02-15 → 2026-07-27 · 3 obs
● 2026-02-15 20:35:08
● 2026-07-27 10:05:24
○A46.4.15.692015-08-15 → 2020-02-19 · 4 obs
● 2020-02-19 03:27:28
○ 2026-02-15 20:35:08
○ 2026-07-27 10:05:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net... | - |
| cue4net.com | ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | 2 records |
✅ Authoritative Response
Server:213.239.242.238
NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cue4net.com (unsigned zone)
⏱️ Timing
Total: 717ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 138.199.165.139 |
| NS | 3 | robotns3.second-ns.com, ns1.first-ns.de... |
| MX | 1 | mail.cue4net.com (pri: 10) |
| TXT | 2 | google-site-verification=kabFKragS2o7MMv, v=spf1 ip4:159.69.114.0 include:authsmtp |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (robotns3.second-ns.com, robotns3.second-ns.com)
Analysis
Hierarchy
cue4net.com is a parent domain of mail.cue4net.com.
IP Addresses
cue4net.com has exactly one IP address — 138.199.165.139.
xn--heizlverbund-7ib.de, dvdee.de, mail.live-online-flohmarkt.de plus two other host names have IP numbers in common with cue4net.com.
Name Servers
cue4net.com carries NS records delegating to robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
cue4net.com shares at least some of its name servers with other domains, including carcenter.at, bigneuheit.de, eurofunds.de and two others.
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
cue4net.com uses one mail server — mail.cue4net.com.
mail.cue4net.com carries a single IP number, which is 159.69.114.0.