jet4u.de - robtex.com
jet4u.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a00:18e0:5:2:7577:4e4d:413b:f507🇩🇪 Amazon2a00:18e0:5::/48 EC2 Prefix | ||||||
| PTR | relay.mail-forwarder.io | ||||||
| A | 2a00:18e0:5:3:dfe2:c743:85aa:61bc🇩🇪 Amazon2a00:18e0:5::/48 EC2 Prefix | ||||||
| A | 5.22.145.16🇩🇪 Amazon5.22.145.0/24 | ||||||
| A | 5.22.145.121🇩🇪 Amazon5.22.145.0/24 | ||||||
| NS | ns01.brandshelter.com ⭐ | ||||||
| A | 2a04:2b00:14cc::15🇬🇧 RCODEZERO-ANYCAST-SEC1-TLD2a04:2b00:14cc::/48 | ||||||
| PTR | ns15.i.centralnic-dns.com | ||||||
| A | 193.227.117.15🇩🇪 RCODEZERO-ANYCAST-SEC1-TLD193.227.117.0/24 | ||||||
| NS | ns02.brandshelter.net | ||||||
| A | 2a04:2b00:14dd::16🇬🇧 RCODEZERO-ANYCAST-SEC22a04:2b00:14dd::/48 | ||||||
| PTR | ns16.j.centralnic-dns.com | ||||||
| A | 194.50.187.16🇩🇪 RCODEZERO-ANYCAST-SEC2194.50.187.0/24 | ||||||
| SOA | ns01.brandshelter.comtech@brandshelter.com 2022-09-29 #4 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1776972143 | ||||||
Same first word
DNS History
14 records (6 active, 8 former)
○NSns.pop-hannover.de2015-07-07 → 2016-06-18 · 4 obs
● 2016-06-18 02:30:06
○ 2017-02-08 02:10:46
○ 2026-04-23 19:41:26
●NSns01.brandshelter.com2026-04-05 → 2026-04-23 · 3 obs
● 2026-04-05 21:23:46
● 2026-04-23 19:41:26
●NSns02.brandshelter.net2026-04-05 → 2026-04-23 · 3 obs
● 2026-04-05 21:23:46
● 2026-04-23 19:41:26
○NSns1.domaindiscount24.net2017-02-08 → 2017-02-08 · 4 obs
● 2017-02-08 02:10:46
○ 2026-04-05 21:23:46
○ 2026-04-23 19:41:26
○NSns2.domaindiscount24.net2017-02-08 → 2017-02-08 · 4 obs
● 2017-02-08 02:10:46
○ 2026-04-05 21:23:46
○ 2026-04-23 19:41:26
○NSns2.pop-hannover.net2015-07-07 → 2016-06-18 · 4 obs
● 2016-06-18 02:30:06
○ 2017-02-08 02:10:46
○ 2026-04-23 19:41:26
○NSns3.domaindiscount24.net2017-02-08 → 2017-02-08 · 4 obs
● 2017-02-08 02:10:46
○ 2026-04-05 21:23:46
○ 2026-04-23 19:41:26
○MXmail.jet4u.de2015-07-07 → 2016-06-18 · 4 obs
● 2016-06-18 02:30:06
○ 2017-02-08 02:10:46
○ 2026-04-23 19:41:26
●A2a00:18e0:5:2:7577:4e4d:413b:f5072026-04-05 → 2026-04-23 · 3 obs
● 2026-04-05 21:23:46
● 2026-04-23 19:41:26
●A2a00:18e0:5:3:dfe2:c743:85aa:61bc2026-04-05 → 2026-04-23 · 3 obs
● 2026-04-05 21:23:46
● 2026-04-23 19:41:26
●A5.22.145.1212026-04-05 → 2026-04-23 · 3 obs
● 2026-04-05 21:23:46
● 2026-04-23 19:41:26
●A5.22.145.162026-04-05 → 2026-04-23 · 3 obs
● 2026-04-05 21:23:46
● 2026-04-23 19:41:26
○A51.254.41.572017-02-08 → 2017-02-08 · 4 obs
● 2017-02-08 02:10:46
○ 2026-04-05 21:23:46
○ 2026-04-23 19:41:26
○A62.48.69.62015-07-07 → 2016-06-18 · 4 obs
● 2016-06-18 02:30:06
○ 2017-02-08 02:10:46
○ 2026-04-23 19:41:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| jet4u.de | ns01.brandshelter.com, ns02.brandshelter.net | - |
✅ Authoritative Response
Server:193.227.117.15
NS records: ns01.brandshelter.com, ns02.brandshelter.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jet4u.de (unsigned zone)
⏱️ Timing
Total: 724ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 5.22.145.16, 5.22.145.121 |
| AAAA | 2 | 2a00:18e0:5:2:7577:4e4d:413b:f507, 2a00:18e0:5:3:dfe2:c743:85aa:61bc |
| NS | 2 | ns01.brandshelter.com, ns02.brandshelter.net |
| SOA | 1 | ns01.brandshelter.com tech.brandshelter. |
Analysis
IP Addresses
Four IP numbers are pointed to by jet4u.de: 2a00:18e0:5:2:7577:4e4d:413b:f507, 2a00:18e0:5:3:dfe2:c743:85aa:61bc, 5.22.145.16 and 5.22.145.121.
other host names including faculdadeelshadai.org.whoisproxy.org, 121pro.tv, mail.cartina.com, care4me.com and olderwomenarchive.com.whoisproxy.org share IP numbers with jet4u.de.
Name Servers
jet4u.de is delegated to two name servers ns01.brandshelter.com and ns02.brandshelter.net.
jet4u.de shares the same name server setup as other domains, for instance bizerbausa.com, ltur.us, hanseaticcruise.de, nec-schott.com and swrf.de.
jet4u.de at least partially shares name servers with other domains, for instance musiciansfriend.us, vers.ch, diedeutschepost.biz, 56.160.in-addr.arpa and tuitravel.biz.
These name servers are commonly used with ns.deutschepost.de, ppd00021.deutschepost.de, ns1.domaindiscount24.net, ns2.domaindiscount24.net and ns3.domaindiscount24.net.
Host names with two IP numbers:
The host name ns01.brandshelter.com points to 2a04:2b00:14cc::15 and 193.227.117.15; the host name ns02.brandshelter.net points to 2a04:2b00:14dd::16 and 194.50.187.16.