simpko.com - robtex.com
simpko.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 77.75.20.42🇦🇹 SYSUP-AT77.75.20.0/24 at.sysup | ||||||
| PTR | mail.simpko.io | ||||||
| NS | dns1.sysup.at ⭐ | ||||||
| A | 2a00:1510::100🇦🇹 SYSUP-AT2a00:1510::/32 at.sysup | ||||||
| PTR | dns1.sysup.at | ||||||
| A | 77.75.16.100🇦🇹 SYSUP-AT77.75.16.0/24 at.sysup | ||||||
| PTR | dns1.sysup.at | ||||||
| NS | dns2.sysup.at | ||||||
| A | 2a00:1510::2🇦🇹 SYSUP-AT2a00:1510::/32 at.sysup | ||||||
| PTR | dns2.sysup.at | ||||||
| A | 77.75.17.2🇦🇹 SYSUP-AT77.75.17.0/24 at.sysup | ||||||
| PTR | dns2.sysup.at | ||||||
| NS | dns3.sysup.at | ||||||
| A | 94.130.178.0🇩🇪 Hetzner94.130.0.0/16 HETZNER-DC | ||||||
| PTR | static.0.178.130.94.clients.your-server.de | ||||||
| NS | dns4.sysup.at | ||||||
| A | 195.49.16.46🇨🇭 GREEN195.49.0.0/17 CH-VIANETWORKS | ||||||
| PTR | cs49818.vpserverhosting.ch | ||||||
| NS | dns5.sysup.at | ||||||
| A | 77.75.23.102🇦🇹 CITYCOM-AS77.75.23.0/24 SysUP OG | ||||||
| PTR | dns5.sysup.at | ||||||
| MX | mailcow.bretterklieber.com ⭐ | ||||||
| A | 77.75.20.39🇦🇹 SYSUP-AT77.75.20.0/24 at.sysup | ||||||
| PTR | mailcow.bretterklieber.com | ||||||
| TXT | google-site-verification=zLp5oUYhT0M8GzkREMC9QFbo1Dtx6tszRVA9L1Sn1Vo | ||||||
| TXT | v=spf1 ip4:77.75.20.32/28 -all | ||||||
| SOA | dns1.sysup.athostmaster@sysup.at 2021-04-28 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774376642 | ||||||
Subdomains
blog.simpko.com |
Same first word
simpko.com |
Similar names
DNS History
15 records (7 active, 8 former)
●NSdns1.sysup.at2026-02-26 → 2026-03-24 · 3 obs
● 2026-02-26 09:37:44
● 2026-03-24 18:49:52
●NSdns2.sysup.at2026-02-26 → 2026-03-24 · 3 obs
● 2026-02-26 09:37:44
● 2026-03-24 18:49:52
●NSdns3.sysup.at2026-02-26 → 2026-03-24 · 3 obs
● 2026-02-26 09:37:44
● 2026-03-24 18:49:52
●NSdns4.sysup.at2026-02-26 → 2026-03-24 · 3 obs
● 2026-02-26 09:37:44
● 2026-03-24 18:49:52
●NSdns5.sysup.at2026-02-26 → 2026-03-24 · 3 obs
● 2026-02-26 09:37:44
● 2026-03-24 18:49:52
○NSns1.bluehost.com2017-08-28 → 2017-08-28 · 4 obs
● 2017-08-28 03:31:12
○ 2021-01-24 11:19:44
○ 2026-03-24 18:49:52
○NSns1.dot5nameservers.com2008-03-11 → 2008-03-11 · 3 obs
○ 2015-10-02 17:20:26
○ 2026-03-24 18:49:52
○NSns2.bluehost.com2017-08-28 → 2017-08-28 · 4 obs
● 2017-08-28 03:31:12
○ 2021-01-24 11:19:44
○ 2026-03-24 18:49:52
○NSns2.dot5nameservers.com2008-03-11 → 2008-03-11 · 3 obs
○ 2015-10-02 17:20:26
○ 2026-03-24 18:49:52
○MXmail.simpko.com2017-08-28 → 2017-08-28 · 4 obs
● 2017-08-28 03:31:12
○ 2021-01-24 11:19:44
○ 2026-03-24 18:49:52
●MXmailcow.bretterklieber.com2026-02-26 → 2026-03-24 · 3 obs
● 2026-02-26 09:37:44
● 2026-03-24 18:49:52
○MXmx.simpko.com2008-03-11 → 2008-03-11 · 3 obs
○ 2015-10-02 17:20:26
○ 2026-03-24 18:49:52
○A66.96.133.22008-03-11 → 2008-03-11 · 3 obs
○ 2015-10-02 17:20:26
○ 2026-03-24 18:49:52
○A69.89.31.1732017-08-28 → 2017-08-28 · 4 obs
● 2017-08-28 03:31:12
○ 2021-01-24 11:19:44
○ 2026-03-24 18:49:52
●A77.75.20.422026-02-26 → 2026-03-24 · 3 obs
● 2026-02-26 09:37:44
● 2026-03-24 18:49:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net... | - |
| simpko.com | dns1.sysup.at, dns2.sysup.at, dns3.sysup.at, dns4.sysup.at... | - |
✅ Authoritative Response
Server:195.49.16.46
NS records: dns1.sysup.at, dns2.sysup.at, dns3.sysup.at, dns4.sysup.at, dns5.sysup.at
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simpko.com (unsigned zone)
⏱️ Timing
Total: 1362ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.75.20.42 |
| NS | 5 | dns1.sysup.at, dns3.sysup.at... |
| MX | 1 | mailcow.bretterklieber.com (pri: 10) |
| TXT | 2 | google-site-verification=zLp5oUYhT0M8Gzk, v=spf1 ip4:77.75.20.32/28 -all |
| SOA | 1 | dns1.sysup.at hostmaster.sysup.at |
Analysis
Hierarchy
simpko.com is the parent of blog.simpko.com.
IP Addresses
simpko.com resolves to a single IP: 77.75.20.42.
Name Servers
simpko.com delegates to five name servers: dns1.sysup.at, dns2.sysup.at, dns3.sysup.at, dns4.sysup.at and dns5.sysup.at.
simpko.com shares some name servers with other domains, for example binder-auto.com, domus-immobilien.at, feuerwehr-pyhrn.at, neuhold-elektronik.at and ks.at.
Host names with two IP numbers:
dns1.sysup.at points to 2a00:1510::100 and 77.75.16.100.
dns2.sysup.at points to 2a00:1510::2 and 77.75.17.2.
Host names with one IP number:
dns3.sysup.at points to 94.130.178.0.
dns4.sysup.at points to 195.49.16.46.
dns5.sysup.at points to 77.75.23.102.
Mail Servers
simpko.com is handled by a single mail server, mailcow.bretterklieber.com.
simpko.com shares the mail server setup with other domains, for example bretterklieber.com, blista.eu, earl.at, blista.at and 890.at.
Host name mailcow.bretterklieber.com points to IP 77.75.20.39.