zasklem.net - robtex.com
zasklem.net
net
| 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=1771291465 | ||||||
Subdomains
smtp.zasklem.net |
Same first word
DNS History
11 records (6 active, 5 former)
○NSns.ebola.cz2015-08-09 → 2017-03-24 · 4 obs
● 2017-03-24 01:45:10
○ 2026-02-16 23:16:36
○ 2026-03-24 04:46:16
●NSns.web4u.cz2026-02-16 → 2026-03-24 · 3 obs
● 2026-02-16 23:16:36
● 2026-03-24 04:46:16
○NSns1.ebola.cz2015-08-09 → 2017-03-24 · 4 obs
● 2017-03-24 01:45:10
○ 2026-02-16 23:16:36
○ 2026-03-24 04:46:16
○NSns2.ebola.cz2015-08-09 → 2017-03-24 · 4 obs
● 2017-03-24 01:45:10
○ 2026-02-16 23:16:36
○ 2026-03-24 04:46:16
●NSns2.web4u.cz2026-02-16 → 2026-03-24 · 3 obs
● 2026-02-16 23:16:36
● 2026-03-24 04:46:16
●MXe9186ad69cad0b06.mx1.emailprofi.seznam.cz2026-02-16 → 2026-03-24 · 3 obs
● 2026-02-16 23:16:36
● 2026-03-24 04:46:16
●MXe9186ad69cad0b06.mx2.emailprofi.seznam.cz2026-02-16 → 2026-03-24 · 3 obs
● 2026-02-16 23:16:36
● 2026-03-24 04:46:16
○MXsmtp.zasklem.net2015-08-09 → 2017-03-24 · 4 obs
● 2017-03-24 01:45:10
○ 2026-02-16 23:16:36
○ 2026-03-24 04:46:16
●A176.102.66.242026-02-16 → 2026-03-24 · 3 obs
● 2026-02-16 23:16:36
● 2026-03-24 04:46:16
●A2a02:25b0:aaaa:aaaa:987e:9b62:526e:02026-02-16 → 2026-03-24 · 3 obs
● 2026-02-16 23:16:36
● 2026-03-24 04:46:16
○A95.168.206.1962015-08-09 → 2017-03-24 · 4 obs
● 2017-03-24 01:45:10
○ 2026-02-16 23:16:36
○ 2026-03-24 04:46:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| zasklem.net | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:185.14.224.241
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for zasklem.net (unsigned zone)
⏱️ Timing
Total: 905ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.102.66.24 |
| AAAA | 1 | 2a02:25b0:aaaa:aaaa:987e:9b62:526e:0 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 2 | e9186ad69cad0b06.mx2.emailprofi.seznam.c, e9186ad69cad0b06.mx1.emailprofi.seznam.c |
| TXT | 1 | v=spf1 include:spf.seznam.cz ~all |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
Hierarchy
zasklem.net is a parent of smtp.zasklem.net.
IP Addresses
zasklem.net points to two IP numbers: 2a02:25b0:aaaa:aaaa:987e:9b62:526e:0 and 176.102.66.24.
Other host names, for instance mailin2.penzionpodtatrami.sk, doxtor.eu, geer.cz, mail.doxtor.cz and bulgarian-tribulus.cz share IP numbers with zasklem.net.
Name Servers
Delegation for zasklem.net rests with two name servers, ns2.web4u.cz and ns.web4u.cz.
zasklem.net shares the same name server setup as other domains, including eko-elektro.cz, multimaster-fein.cz, sportoviste-susice.cz, dupic.cz and art(0x6e756465).cz.
Host names with two IP numbers: ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12; ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241.
Mail Servers
zasklem.net is handled by two mail servers: e9186ad69cad0b06.mx1.emailprofi.seznam.cz and e9186ad69cad0b06.mx2.emailprofi.seznam.cz.
Host names with two IP numbers: e9186ad69cad0b06.mx1.emailprofi.seznam.cz points to 2a02:598:2::1056 and 77.75.77.56; e9186ad69cad0b06.mx2.emailprofi.seznam.cz points to 2a02:598:2::1146 and 77.75.77.146.