coresoft.de - dns.ninja
coresoft.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.90.148.189🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| NS | nsa5.schlundtech.de ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:34:227🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns-stec.ui-dns.com | ||||||
| A | 185.132.34.227🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| NS | nsb5.schlundtech.de | ||||||
| A | 2607:f1c0:fe:53:185:132:35:227🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns-stec.ui-dns.org | ||||||
| A | 185.132.35.227🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| NS | nsc5.schlundtech.de | ||||||
| A | 2001:8d8:fe:53:217:160:80:227🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns-stec.ui-dns.de | ||||||
| A | 217.160.80.227🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| NS | nsd5.schlundtech.de | ||||||
| A | 2001:8d8:fe:53:217:160:81:227🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns-stec.ui-dns.biz | ||||||
| A | 217.160.81.227🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| MX | mailbox.coresoft.de ⭐ | ||||||
| A | 2a01:4f8:c17:d35f::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | mailbox.coresoft.de | ||||||
| A | 78.46.122.70🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| TXT | v=spf1 mx ~all | ||||||
| TXT | google-site-verification=b5mltsCPP2hVJjKWL53mbuWG9XTO_S1Le-yCEXJ5aSo | ||||||
| SOA | nsa5.schlundtech.deinfo@coresoft.de 2023-06-03 #0 | ||||||
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=1782635314 | ||||||
Subdomains
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSnsa5.schlundtech.de2015-07-04 → 2026-06-28 · 2 obs
● 2026-06-28 08:48:56
●NSnsb5.schlundtech.de2015-07-04 → 2026-06-28 · 2 obs
● 2026-06-28 08:48:56
●NSnsc5.schlundtech.de2015-07-04 → 2026-06-28 · 2 obs
● 2026-06-28 08:48:56
●NSnsd5.schlundtech.de2015-07-04 → 2026-06-28 · 2 obs
● 2026-06-28 08:48:56
●MXmailbox.coresoft.de2026-02-17 → 2026-06-28 · 2 obs
● 2026-06-28 08:48:56
●A157.90.148.1892026-02-17 → 2026-06-28 · 3 obs
● 2026-02-17 22:24:08
● 2026-06-28 08:48:56
○A46.4.84.982015-07-04 → 2017-05-30 · 4 obs
● 2017-05-30 04:11:42
○ 2026-02-17 22:24:08
○ 2026-06-28 08:48:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, z.nic.de, f.nic.de | - |
| coresoft.de | nsc5.schlundtech.de, nsa5.schlundtech.de, nsb5.schlundtech.de, nsd5.schlundtech.de | - |
✅ Authoritative Response
Server:217.160.81.227
NS records: nsc5.schlundtech.de, nsa5.schlundtech.de, nsb5.schlundtech.de, nsd5.schlundtech.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coresoft.de (unsigned zone)
⏱️ Timing
Total: 816ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.90.148.189 |
| NS | 4 | nsd5.schlundtech.de, nsc5.schlundtech.de... |
| MX | 1 | mailbox.coresoft.de (pri: 10) |
| TXT | 2 | v=spf1 mx ~all, google-site-verification=b5mltsCPP2hVJjK |
| SOA | 1 | nsa5.schlundtech.de info.coresoft.de |
Analysis
Hierarchy
cloud.coresoft.de, mailbox.coresoft.de and info.coresoft.de are all subdomains of coresoft.de.
IP Addresses
coresoft.de directs to one IP number, which is 157.90.148.189.
Among the host names that share IP numbers with coresoft.de are mail.taekwondo-tbb.de, info.coresoft.de, buerofreund.de and two others.
Name Servers
The domain coresoft.de is delegated to these four name servers: nsa5.schlundtech.de, nsb5.schlundtech.de, nsc5.schlundtech.de and nsd5.schlundtech.de.
The name servers of coresoft.de overlap at least partially with those of other domains — among them leadgrid.com, jf-webteam.de, svenjaroth.de and two more.
Each of the four hosts nsa5.schlundtech.de, nsb5.schlundtech.de, nsc5.schlundtech.de and nsd5.schlundtech.de has two IP addresses. nsa5.schlundtech.de points to 185.132.34.227 and 2607:f1c0:fe:53:185:132:34:227. nsb5.schlundtech.de points to 185.132.35.227 and 2607:f1c0:fe:53:185:132:35:227. nsc5.schlundtech.de points to 217.160.80.227 and 2001:8d8:fe:53:217:160:80:227. nsd5.schlundtech.de points to 217.160.81.227 and 2001:8d8:fe:53:217:160:81:227.
Mail Servers
coresoft.de routes its mail through a single mail server, mailbox.coresoft.de.
mailbox.coresoft.de resolves to two IP numbers — 78.46.122.70 and 2a01:4f8:c17:d35f::1.