dmchb.cz - robtex.com
dmchb.cz
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=1777315637 | ||||||
Same first word
dmchb.cz |
Similar names
DNS History
9 records (4 active, 5 former)
○NSnsb.aicom.cz2015-07-12 → 2017-06-04 · 4 obs
● 2017-06-04 16:01:02
○ 2026-04-20 17:45:58
○ 2026-04-27 19:39:58
●NSnsb.metropolitni.cz2026-04-20 → 2026-04-27 · 3 obs
● 2026-04-20 17:45:58
● 2026-04-27 19:39:58
○MXbmx1.hbnet.cz2015-07-12 → 2017-06-04 · 4 obs
● 2017-06-04 16:01:02
○ 2026-04-20 17:45:58
○ 2026-04-27 19:39:58
○MXbmx2.hbnet.cz2017-06-04 → 2017-06-04 · 4 obs
● 2017-06-04 16:01:02
○ 2026-04-20 17:45:58
○ 2026-04-27 19:39:58
●MXdmchb-cz.mail.protection.outlook.com2026-04-20 → 2026-04-27 · 3 obs
● 2026-04-20 17:45:58
● 2026-04-27 19:39:58
○MXmail.dmchb.cz2015-07-12 → 2017-06-04 · 4 obs
● 2017-06-04 16:01:02
○ 2026-04-20 17:45:58
○ 2026-04-27 19:39:58
●A176.123.12.452026-04-20 → 2026-04-27 · 3 obs
● 2026-04-20 17:45:58
● 2026-04-27 19:39:58
○A213.226.248.142015-07-12 → 2017-06-04 · 4 obs
● 2017-06-04 16:01:02
○ 2026-04-20 17:45:58
○ 2026-04-27 19:39:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| dmchb.cz | nsa.hbnet.cz, nsb.metropolitni.cz | 2 records |
✅ Authoritative Response
Server:176.123.12.28
NS records: nsa.hbnet.cz, nsb.metropolitni.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dmchb.cz (unsigned zone)
⏱️ Timing
Total: 820ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.123.12.45 |
| NS | 2 | nsa.hbnet.cz, nsb.metropolitni.cz |
| MX | 1 | dmchb-cz.mail.protection.outlook.com (pr |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, MS=ms35047936 |
| SOA | 1 | nsa.hbnet.cz hostmaster.hbnet.cz |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (nsa.hbnet.cz, nsb.metropolitni.cz)
Analysis
IP Addresses
dmchb.cz resolves to one IP number: 176.123.12.45.
Other host names, for instance zs-heralec.cz, vseprobrambory.com, blaha-notar.com, drivi.cz and ford-hb.cz share IP numbers with dmchb.cz.
Name Servers
dmchb.cz's delegation uses two name servers: nsa.hbnet.cz and nsb.metropolitni.cz.
dmchb.cz uses the same name server setup as other domains, such as drivi.cz, havlickuvbrod.net, relaxa.cz, thb.cz and ak-lebedova.cz.
dmchb.cz at least partially shares name servers with other domains, including skrobarny.com, 248.226.213.in-addr.arpa, 249.226.213.in-addr.arpa, rytectvi.com and snv.cz.
These name servers are commonly used with nsb.aicom.cz.
Host names with a single IP address: nsa.hbnet.cz points to 176.123.12.28; nsb.metropolitni.cz points to 77.95.47.122.
Mail Servers
A single mail server handles dmchb.cz, dmchb-cz.mail.protection.outlook.com.
Host dmchb-cz.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:ca04::4, 2a01:111:f403:ca04::7, 2a01:111:f403:ca09::5, 2a01:111:f403:ca09::8, 52.101.68.10, 52.101.73.16, 52.101.73.26 and 52.101.73.153.