inserf.de - robtex.com
inserf.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.137.168.148🇩🇪 CLOUDPIT185.137.168.0/22 | ||||||
| PTR | host202.checkdomain.de | ||||||
| NS | ns2.checkdomain.de ⭐ | ||||||
| A | 2a01:4f8:2b02:a88::106🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns2.checkdomain.de | ||||||
| A | 5.9.190.98🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| PTR | ns2.checkdomain.de | ||||||
| NS | ns.checkdomain.de | ||||||
| A | 2a02:2b80:101:5000::9🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| A | 109.237.143.11🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | ns1.checkdomain.de | ||||||
| MX | mx03.secure-mailgate.com ⭐ | ||||||
| A | 46.243.88.174🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node03.secure-mailgate.com | ||||||
| A | 46.243.88.176🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node04.secure-mailgate.com | ||||||
| MX | mx04.secure-mailgate.com(20) | ||||||
| A | 46.243.88.175🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node03.secure-mailgate.com | ||||||
| A | 46.243.88.177🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node04.secure-mailgate.com | ||||||
| TXT | MS=ms90277343 | ||||||
| TXT | v=spf1 include:secure-mailgate.com ?all | ||||||
| SOA | ns.checkdomain.dehostmaster@checkdomain.de 2021-05-12 #3 | ||||||
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=1777073112 | ||||||
Same first word
inserf.de |
Similar names
DNS History
17 records (5 active, 12 former)
●NSns.checkdomain.de2026-04-08 → 2026-04-24 · 3 obs
● 2026-04-08 02:33:54
● 2026-04-24 23:43:20
○NSns1.domainname.at2015-08-12 → 2016-02-13 · 4 obs
● 2016-02-13 04:01:42
○ 2016-05-01 23:27:50
○ 2026-04-24 23:43:20
○NSns1.redirectdom.com2015-08-12 → 2016-02-13 · 4 obs
● 2016-02-13 04:01:42
○ 2016-05-01 23:27:50
○ 2026-04-24 23:43:20
○NSns1039.ui-dns.org2017-11-17 → 2017-11-17 · 4 obs
● 2017-11-17 16:04:10
○ 2026-04-08 02:33:54
○ 2026-04-24 23:43:20
○NSns1041.ui-dns.de2017-11-17 → 2017-11-17 · 4 obs
● 2017-11-17 16:04:10
○ 2026-04-08 02:33:54
○ 2026-04-24 23:43:20
○NSns1116.ui-dns.biz2017-11-17 → 2017-11-17 · 4 obs
● 2017-11-17 16:04:10
○ 2026-04-08 02:33:54
○ 2026-04-24 23:43:20
○NSns1125.ui-dns.com2017-11-17 → 2017-11-17 · 4 obs
● 2017-11-17 16:04:10
○ 2026-04-08 02:33:54
○ 2026-04-24 23:43:20
●NSns2.checkdomain.de2026-04-08 → 2026-04-24 · 3 obs
● 2026-04-08 02:33:54
● 2026-04-24 23:43:20
○NSns2.redirectdom.com2015-08-12 → 2016-02-13 · 4 obs
● 2016-02-13 04:01:42
○ 2016-05-01 23:27:50
○ 2026-04-24 23:43:20
○MXmx00.kundenserver.de2017-11-17 → 2017-11-17 · 3 obs
○ 2026-04-08 02:33:54
○ 2026-04-24 23:43:20
○MXmx01.kundenserver.de2017-11-17 → 2017-11-17 · 3 obs
○ 2026-04-08 02:33:54
○ 2026-04-24 23:43:20
●MXmx03.secure-mailgate.com2026-04-08 → 2026-04-24 · 3 obs
● 2026-04-08 02:33:54
● 2026-04-24 23:43:20
●MXmx04.secure-mailgate.com2026-04-08 → 2026-04-24 · 3 obs
● 2026-04-08 02:33:54
● 2026-04-24 23:43:20
○A176.9.83.2292015-08-12 → 2016-02-13 · 4 obs
● 2016-02-13 04:01:42
○ 2016-05-01 23:27:50
○ 2026-04-24 23:43:20
●A185.137.168.1482026-04-08 → 2026-04-24 · 3 obs
● 2026-04-08 02:33:54
● 2026-04-24 23:43:20
○A2001:8d8:100f:f000::2962017-11-17 → 2017-11-17 · 4 obs
● 2017-11-17 16:04:10
○ 2026-04-08 02:33:54
○ 2026-04-24 23:43:20
○A217.160.0.1412017-11-17 → 2017-11-17 · 4 obs
● 2017-11-17 16:04:10
○ 2026-04-08 02:33:54
○ 2026-04-24 23:43:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| inserf.de | ns.checkdomain.de, ns2.checkdomain.de | 4 records |
✅ Authoritative Response
Server:5.9.190.98
NS records: ns.checkdomain.de, ns2.checkdomain.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for inserf.de (unsigned zone)
⏱️ Timing
Total: 896ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.137.168.148 |
| NS | 2 | ns2.checkdomain.de, ns.checkdomain.de |
| MX | 2 | mx03.secure-mailgate.com (pri: 10), mx04.secure-mailgate.com (pri: 20) |
| TXT | 2 | v=spf1 include:secure-mailgate.com ?all, MS=ms90277343 |
| SOA | 1 | ns.checkdomain.de hostmaster.checkdomain |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.checkdomain.de, ns.checkdomain.de, ns2.checkdomain.de...)
Analysis
IP Addresses
inserf.de points to a single IP number: 185.137.168.148.
Other host names, for instance www.quartermileranch.at, vipple-consulting.com, fineartz.de, immo.im and gasthauszumhirsch.com share IP numbers with inserf.de.
Name Servers
inserf.de is delegated to two name servers: ns2.checkdomain.de and ns.checkdomain.de.
inserf.de uses the same name server setup as other domains, for instance i-map.de, geekz.one, baeko.dk, westernacher.be and brakeling.com.
Host names with two IP numbers:
The host ns2.checkdomain.de points to 2a01:4f8:2b02:a88::106 and 5.9.190.98.
The host ns.checkdomain.de points to 2a02:2b80:101:5000::9 and 109.237.143.11.
Mail Servers
inserf.de is handled by two mail servers: mx03.secure-mailgate.com and mx04.secure-mailgate.com.
inserf.de shares the same mail server setup as other domains, including schloss-schule-wasseralfingen.de, eternise.de, kjh-gorbitz.de, cs-z.de and belecke-wetter.de.
At least part of inserf.de's mail servers are shared with other domains, for instance trd-reisen.de and hotelscape.de.
Host names with two IP numbers:
The host mx03.secure-mailgate.com points to 46.243.88.174 and 46.243.88.176.
The host mx04.secure-mailgate.com points to 46.243.88.175 and 46.243.88.177.