htw.berlin - robtex.com
htw.berlin
| DNSSEC | ⚠️ Not signed | ||||||
| A | 141.45.192.100🇩🇪 DFN141.45.0.0/16 | ||||||
| PTR | htwb.de | ||||||
| PTR | www.htw.berlin | ||||||
| PTR | webseiten3.rz.htw-berlin.de | ||||||
| PTR | webseiten.rz.htw-berlin.de | ||||||
| NS | infoblox1.htw-berlin.de ⭐ | ||||||
| A | 141.45.2.100🇩🇪 DFN141.45.0.0/16 | ||||||
| PTR | infoblox1.htw-berlin.de | ||||||
| PTR | infoblox.htw-berlin.de | ||||||
| NS | dns-2.dfn.de | ||||||
| A | 2001:638:d:b102::1🇩🇪 DFN2001:638::/32 -V6-AGG1 | ||||||
| PTR | dns-2.dfn.de | ||||||
| A | 193.174.75.54🇩🇪 DFN193.174.0.0/15 -AGG-1 | ||||||
| PTR | dns-2.dfn.de | ||||||
| NS | infobloxv.htw-berlin.de | ||||||
| A | 141.45.3.104🇩🇪 DFN141.45.0.0/16 | ||||||
| PTR | infobloxv.htw-berlin.de | ||||||
| MX | mail1.rz.htw-berlin.de ⭐ | ||||||
| A | 141.45.10.101🇩🇪 DFN141.45.0.0/16 | ||||||
| PTR | mail1.rz.htw-berlin.de | ||||||
| TXT | DirectFedAuthUrl=https://weblogin.htw-berlin.de/idp/profile/SAML2/Redirect/SSO | ||||||
| SOA | infoblox1.htw-berlin.denet-rz@htw-berlin.de serial=84 | ||||||
berlin
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.nic.berlin ⭐ | ||||||
| NS | a.dns.nic.berlin | ||||||
| NS | m.dns.nic.berlin | ||||||
| NS | n.dns.nic.berlin | ||||||
| SOA | z.dns.nic.berlinhostmaster@tld-box.at serial=1775946905 | ||||||
Subdomains
www.htw.berlin |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSinfoblox1.htw-berlin.de2026-02-22 → 2026-04-11 · 2 obs
● 2026-04-11 22:53:22
●NSinfobloxv.htw-berlin.de2026-02-22 → 2026-04-11 · 2 obs
● 2026-04-11 22:53:22
●MXmail1.rz.htw-berlin.de2026-02-22 → 2026-04-11 · 2 obs
● 2026-04-11 22:53:22
●A141.45.192.1002026-02-22 → 2026-04-11 · 2 obs
● 2026-04-11 22:53:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| berlin | m.dns.nic.berlin, a.dns.nic.berlin, n.dns.nic.berlin | 6 records |
| htw.berlin | dns-2.dfn.de, infobloxv.htw-berlin.de | - |
✅ Authoritative Response
Server:141.45.3.104
NS records: dns-2.dfn.de, infobloxv.htw-berlin.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for htw.berlin (unsigned zone)
⏱️ Timing
Total: 986ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 141.45.192.100 |
| NS | 2 | infobloxv.htw-berlin.de, dns-2.dfn.de |
| MX | 1 | mail1.rz.htw-berlin.de (pri: 50) |
| TXT | 1 | DirectFedAuthUrl=https://weblogin.htw-be |
| SOA | 1 | infoblox1.htw-berlin.de net-rz.htw-berli |
📌 Glue Records Collected
Total: 6
In-bailiwick: 6 (n.dns.nic.berlin, m.dns.nic.berlin, a.dns.nic.berlin...)
Analysis
Hierarchy
The parent of www.htw.berlin is htw.berlin.
IP Addresses
htw.berlin points to a single IP: 141.45.192.100.
Other host names, for instance webseiten.rz.htw-berlin.de, rz.htw-berlin.de, www.htw.berlin, htw-berlin.de and htwb.de share IP numbers with htw.berlin.
Name Servers
htw.berlin is delegated to three name servers: dns-2.dfn.de, infoblox1.htw-berlin.de and infobloxv.htw-berlin.de.
htw.berlin partially shares name servers with other domains; examples include bioremia.eu, jib-berlin.de, mycore.de, dmt-lb.de and pads.rwth-aachen.de.
These name servers are commonly used alongside dns-1.dfn.de, infoblox2.htw-berlin.de, zs1.rz.rwth-aachen.de, zs2.rz.rwth-aachen.de, dns-3.dfn.de, deneb.dfn.de, chaplin.rz.uni-frankfurt.de, wattdenn.rz.uni-frankfurt.de, ns1.rz.uni-kiel.de and ns2.rz.uni-kiel.de.
Two IPs for a host:
dns-2.dfn.de points to 2001:638:d:b102::1 and 193.174.75.54.
One IP per host:
infoblox1.htw-berlin.de points to 141.45.2.100.
infobloxv.htw-berlin.de points to 141.45.3.104.
Mail Servers
htw.berlin is handled by a single mail server, mail1.rz.htw-berlin.de.
htw.berlin has the same mail server setup as other domains, including f1.htw-berlin.de, htwb.de, rz.htw-berlin.de, f5.fhtw-berlin.de and fhtw-berlin.de.
mail1.rz.htw-berlin.de points to a single IP: 141.45.10.101.