portstuck.at - robtex.com
portstuck.at
at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns.nic.at ⭐ | ||||||
| NS | d.ns.at | ||||||
| NS | j.ns.at | ||||||
| NS | n.ns.at | ||||||
| NS | ns1.univie.ac.at | ||||||
| NS | ns2.univie.ac.at | ||||||
| NS | r.ns.at | ||||||
| NS | u.ns.at | ||||||
| SOA | dns.nic.atdomain-admin@univie.ac.at serial=1778436002 | ||||||
Same first word
portstuck.at |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.world4you.at2026-03-22 → 2026-05-10 · 2 obs
● 2026-05-10 18:08:56
●NSns2.world4you.at2026-03-22 → 2026-05-10 · 2 obs
● 2026-05-10 18:08:56
●MXmail.protonmail.ch2026-03-22 → 2026-05-10 · 2 obs
● 2026-05-10 18:08:56
●MXmailsec.protonmail.ch2026-03-22 → 2026-05-10 · 2 obs
● 2026-05-10 18:08:56
●A142.132.233.1732026-03-22 → 2026-05-10 · 2 obs
● 2026-05-10 18:08:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | j.ns.at, r.ns.at, d.ns.at, n.ns.at... | - |
| portstuck.at | ns1.world4you.at, ns2.world4you.at | - |
✅ Authoritative Response
Server:217.160.82.253
NS records: ns1.world4you.at, ns2.world4you.at
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1439ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 142.132.233.173 |
| NS | 2 | ns2.world4you.at, ns1.world4you.at |
| MX | 2 | mailsec.protonmail.ch (pri: 20), mail.protonmail.ch (pri: 10) |
| TXT | 2 | protonmail-verification=85d634120bc25bf1, v=spf1 include:_spf.protonmail.ch ~all |
| SOA | 1 | ns1.world4you.at hostmaster.world4you.co |
Analysis
IP Addresses
portstuck.at resolves to one IP number: 142.132.233.173.
Name Servers
portstuck.at's delegation uses two name servers: ns1.world4you.at and ns2.world4you.at.
portstuck.at uses the same name server setup as other domains, such as krohm.net, mindrunna.at, ockham.consulting, it-bps.at and mindoro.org.
Host names with two IPs:
ns1.world4you.at points to 2607:f1c0:fe:53:185:132:32:253 and 185.132.32.253
ns2.world4you.at points to 2001:8d8:fe:53:217:160:82:253 and 217.160.82.253
Mail Servers
portstuck.at is served by two mail servers mail.protonmail.ch and mailsec.protonmail.ch.
portstuck.at shares the same mail server setup as other domains, for instance kckd.org, bgarr.com, aiti.no, quantem.org and skyvision.com.br.
portstuck.at shares at least some mail servers with other domains, for example dirtydave.org, skrye.org, lodge.events, rcward.com and bitcoinconsulting.nz.
Host names with three IP numbers:
The host name mail.protonmail.ch resolves to 176.119.200.128, 185.70.42.128 and 185.205.70.128.
The host name mailsec.protonmail.ch resolves to 176.119.200.129, 185.70.42.129 and 185.205.70.129.