developstart.cz - robtex.com
developstart.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 162.55.155.134🇩🇪 Hetzner162.55.0.0/16 HETZNER-DC | ||||||
| PTR | static.134.155.55.162.clients.your-server.de | ||||||
| NS | ns.forpsi.net ⭐ | ||||||
| A | 2001:15e8:101:1::c282🇨🇿 INTERNET-CZ2001:15e8::/32 | ||||||
| PTR | ns.forpsi.net | ||||||
| A | 81.2.194.130🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s. | ||||||
| PTR | ns.forpsi.net | ||||||
| NS | ns.forpsi.cz | ||||||
| A | 2001:15e8:201:1::d1b9🇨🇿 INTERNET-CZ2001:15e8::/32 | ||||||
| PTR | ns.forpsi.cz | ||||||
| A | 81.2.209.185🇨🇿 INTERNET-CZ81.2.209.0/24 | ||||||
| PTR | ns.forpsi.cz | ||||||
| NS | ns.forpsi.it | ||||||
| A | 2a00:6d41:2:1::5🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network | ||||||
| PTR | ns.forpsi.it | ||||||
| A | 95.110.254.165🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network | ||||||
| PTR | host165-254-110-95.serverdedicati.aruba.it | ||||||
| MX | mx1.hsdhosting.cz ⭐ | ||||||
| A | 2a01:28:ca:112::1:1256🇨🇿 SuperNetwork2a01:28::/32 s.r.o. | ||||||
| PTR | mol01.vas-server.cz | ||||||
| A | 37.235.102.16🇨🇿 SuperNetwork37.235.96.0/20 s.r.o. | ||||||
| PTR | mol01.vas-server.cz | ||||||
| TXT | v=spf1 mx ~all | ||||||
| TXT | retailysprimavera.azurewebsites.net | ||||||
| TXT | v=spf1 mx include:_spf.mixhosting.cz ~all | ||||||
| SOA | ns.forpsi.netadmin@forpsi.com 2026-10-29 #1 | ||||||
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1794250045 | ||||||
Same first word
developstart.cz |
developstart.com |
Similar names
startdevelop.online |
predatelstvo.ru |
startdevelop.ru |
startdevelop.com |
startdevelop.pro |
predatelstvo.biz |
stratdevelop.ru |
Previous names
Next names
DNS History
12 records (5 active, 7 former)
●NSns.forpsi.cz2018-12-16 → 2026-11-09 · 3 obs
● 2018-12-16 05:28:38
● 2026-11-09 19:28:32
●NSns.forpsi.it2018-12-16 → 2026-11-09 · 3 obs
● 2018-12-16 05:28:38
● 2026-11-09 19:28:32
●NSns.forpsi.net2018-12-16 → 2026-11-09 · 3 obs
● 2018-12-16 05:28:38
● 2026-11-09 19:28:32
○NSns1.uplink.cz2015-05-22 → 2017-02-04 · 4 obs
● 2017-02-04 18:57:22
○ 2018-12-16 05:28:38
○ 2026-11-09 19:28:32
○NSns2.uplink.cz2015-05-22 → 2017-02-04 · 4 obs
● 2017-02-04 18:57:22
○ 2018-12-16 05:28:38
○ 2026-11-09 19:28:32
○NSns3.uplink.cz2015-05-22 → 2017-02-04 · 4 obs
● 2017-02-04 18:57:22
○ 2018-12-16 05:28:38
○ 2026-11-09 19:28:32
○MXmail.kraja.cz2015-05-22 → 2017-02-04 · 4 obs
● 2017-02-04 18:57:22
○ 2018-12-16 05:28:38
○ 2026-11-09 19:28:32
○MXmail.mixhosting.cz2018-12-16 → 2018-12-16 · 4 obs
● 2018-12-16 05:28:38
○ 2026-09-18 04:25:14
○ 2026-11-09 19:28:32
●MXmx1.hsdhosting.cz2026-09-18 → 2026-11-09 · 3 obs
● 2026-09-18 04:25:14
● 2026-11-09 19:28:32
●A162.55.155.1342026-09-18 → 2026-11-09 · 3 obs
● 2026-09-18 04:25:14
● 2026-11-09 19:28:32
○A193.19.176.692018-12-16 → 2018-12-16 · 4 obs
● 2018-12-16 05:28:38
○ 2026-09-18 04:25:14
○ 2026-11-09 19:28:32
○A193.19.177.942015-05-22 → 2017-02-04 · 4 obs
● 2017-02-04 18:57:22
○ 2018-12-16 05:28:38
○ 2026-11-09 19:28:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | 8 records |
| developstart.cz | ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net | 2 records |
✅ Authoritative Response
Server:81.2.209.185
NS records: ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1110ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.55.155.134 |
| NS | 3 | ns.forpsi.cz, ns.forpsi.it... |
| MX | 1 | mx1.hsdhosting.cz (pri: 10) |
| TXT | 3 | v=spf1 mx ~all, retailysprimavera.azurewebsites.net... |
| SOA | 1 | ns.forpsi.net admin.forpsi.com |
📌 Glue Records Collected
Total: 10
In-bailiwick: 8 (a.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz...)
Out-of-bailiwick: 2 (ns.forpsi.cz, ns.forpsi.cz)
Analysis
IP Addresses
developstart.cz points to a single IP number: 162.55.155.134.
Additional host names — elektroefekt.cz, puzzle-obchod.cz, sijaciestroje123.sk and two others — share IP numbers with developstart.cz.
Name Servers
developstart.cz is delegated to three name servers: ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net.
developstart.cz partially shares its NS delegation with several other domains, including popelkovi.com, lamonti.hu, ceskehrady.cz and two others.
These name servers often co-occur with the name servers ns.forpsi.us.
ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net each resolve to two IP addresses: ns.forpsi.cz resolves to 81.2.209.185 and 2001:15e8:201:1::d1b9; ns.forpsi.it resolves to 95.110.254.165 and 2a00:6d41:2:1::5; ns.forpsi.net resolves to 81.2.194.130 and 2001:15e8:101:1::c282.
Mail Servers
developstart.cz has one mail server: mx1.hsdhosting.cz.
developstart.cz shares the same mail server setup as other domains, including lleon.cz, automoulis.cz, enviton.cz and two others.
The host mx1.hsdhosting.cz resolves to 37.235.102.16 and 2a01:28:ca:112::1:1256 — two IP addresses.