bcom.cz - robtex.com
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bcom.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:1528:246:0:ff6d:7bde:d7ff:0🇨🇿 CASABLANCA-AS | ||||||
| PTR | webx-www2.webx.cz | ||||||
| A | 109.123.222.215🇨🇿 CASABLANCA-AS | ||||||
| NS | ns.webx.cz ⭐ | ||||||
| A | 2001:1528:246:0:ff52:d00c:1ff:0🇨🇿 CASABLANCA-AS | ||||||
| PTR | www.webx.cz | ||||||
| A | 82.208.12.1🇨🇿 CASABLANCA-AS | ||||||
| PTR | www.webx.cz | ||||||
| NS | ns.bcom.cz | ||||||
| A | 2a01:430:208:8659::10🇨🇿 MASTER-AS | ||||||
| PTR | mail2.webx.cz | ||||||
| A | 89.185.253.134🇨🇿 MASTER-AS | ||||||
| PTR | pec.bcom.cz | ||||||
| MX | bcom-cz.mail.protection.outlook.com ⭐ | ||||||
| TXT | _89tv3s7cx77y7pkz2pvulvtlx0grf8n | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com include:spf-all.webx.cz include:one... | ||||||
| SOA | ns.webx.czhostmaster@webx.cz 2026-02-14 #2 | ||||||
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=1771291036 | ||||||
Up
gw2.bcom.cz |
b2b.bcom.cz |
ns.bcom.cz |
gw.bcom.cz |
remote.bcom.cz |
www.bcom.cz |
internal.bcom.cz |
mail.bcom.cz |
pec.bcom.cz |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSns.bcom.cz2015-09-04 → 2026-02-17 · 2 obs
● 2026-02-17 18:12:26
●MXbcom-cz.mail.protection.outlook.com2015-09-04 → 2026-02-17 · 2 obs
● 2026-02-17 18:12:26
○MXmail.webx.cz2015-09-04 → 2020-02-20 · 4 obs
● 2020-02-20 20:46:26
○ 2026-02-14 16:59:46
○ 2026-02-17 18:12:26
○MXmail2.webx.cz2015-09-04 → 2020-02-20 · 4 obs
● 2020-02-20 20:46:26
○ 2026-02-14 16:59:46
○ 2026-02-17 18:12:26
●A109.123.222.2152016-12-02 → 2026-02-17 · 3 obs
● 2016-12-02 15:34:44
● 2026-02-17 18:12:26
○A2001:1528:246:0:ff52:d00c:cff:02015-09-04 → 2016-11-27 · 4 obs
● 2016-11-27 00:54:24
○ 2016-12-02 15:34:44
○ 2026-02-17 18:12:26
●A2001:1528:246:0:ff6d:7bde:d7ff:02016-12-02 → 2026-02-17 · 3 obs
● 2016-12-02 15:34:44
● 2026-02-17 18:12:26
○A82.208.12.122015-09-04 → 2016-11-27 · 4 obs
● 2016-11-27 00:54:24
○ 2016-12-02 15:34:44
○ 2026-02-17 18:12:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| bcom.cz | ns.bcom.cz, ns.webx.cz | - |
✅ Authoritative Response
Server: 82.208.12.1
NS records: ns.bcom.cz, ns.webx.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bcom.cz (unsigned zone)
⏱️ Timing
Total: 223ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 109.123.222.215 |
| AAAA | 1 | 2001:1528:246:0:ff6d:7bde:d7ff:0 |
| NS | 2 | ns.bcom.cz, ns.webx.cz |
| MX | 1 | bcom-cz.mail.protection.outlook.com (pri |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, _89tv3s7cx77y7pkz2pvulvtlx0grf8n |
| SOA | 1 | ns.webx.cz hostmaster.webx.cz |
AI analysis
The parent of gw2.bcom.cz, b2b.bcom.cz, ns.bcom.cz, gw.bcom.cz, remote.bcom.cz and a few other host names is bcom.cz.
bcom.cz resolves to two IP numbers: 2001:1528:246:0:ff6d:7bde:d7ff:0 and 109.123.222.215.
Other host names, for instance asprova.cz, webx-www2.webx.cz, westpark.cz, dcix.eu and poved.cz share IP numbers with bcom.cz.
bcom.cz has two name servers: ns.bcom.cz and ns.webx.cz.
bcom.cz shares the same name server setup as other domains, for example bak.cz, dostupnysoftware.cz, easience.com, 24media.eu and wdgirls.com.
bcom.cz shares name servers with other domains to some extent, for example junkie.cz and bcom.sk.
These name servers are commonly used with the name servers ns2.webx.cz.
Host names with two IP numbers:
ns.bcom.cz points to: 2a01:430:208:8659::10 and 89.185.253.134; ns.webx.cz points to: 2001:1528:246:0:ff52:d00c:1ff:0 and 82.208.12.1.
bcom.cz is handled by a single mail server, bcom-cz.mail.protection.outlook.com.
bcom.cz shares the mail server setup with other domains, for example internal.bcom.cz, pec.bcom.cz, gw2.bcom.cz, b2b.bcom.cz and ns.bcom.cz.