holecek.com - robtex.com
holecek.com
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=1774460437 | ||||||
Same first word
holecek.eu |
holecek.com |
holecek.sk |
holecek.org |
holecek.de |
holecek.pro |
holecek.cz |
holecek.tk |
holecek.info |
holecek.se |
holecek.net |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.bdm.microsoftonline.com2015-08-15 → 2026-03-25 · 2 obs
● 2026-03-25 17:48:54
●NSns2.bdm.microsoftonline.com2015-08-15 → 2026-03-25 · 2 obs
● 2026-03-25 17:48:54
●NSns3.bdm.microsoftonline.com2015-08-15 → 2026-03-25 · 2 obs
● 2026-03-25 17:48:54
●NSns4.bdm.microsoftonline.com2015-08-15 → 2026-03-25 · 2 obs
● 2026-03-25 17:48:54
●MXholecek-com.mail.protection.outlook.com2015-08-15 → 2026-03-25 · 2 obs
● 2026-03-25 17:48:54
●A83.227.197.1432015-08-15 → 2026-03-25 · 2 obs
● 2026-03-25 17:48:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| holecek.com | ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com | 4 records |
✅ Authoritative Response
Server:150.171.21.208
NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for holecek.com (unsigned zone)
⏱️ Timing
Total: 110ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 83.227.197.143 |
| NS | 4 | ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com... |
| MX | 1 | holecek-com.mail.protection.outlook.com |
| TXT | 2 | mscid=BdNywWH9aNvYUVhR9TVxojbvqKnaCNoRDp, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.bdm.microsoftonline.com azuredns-hos |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)
Analysis
IP Addresses
holecek.com points to a single IP address: 83.227.197.143.
Other host names such as mail.holecek.org, holecek.net, holecek.org, c-83-227-197-143.bbcust.telenor.se and mail.holecek.net share IP numbers with holecek.com.
Name Servers
holecek.com is delegated to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.
At least part of the name servers for holecek.com are shared with other domains, for instance chalumeaulawgroup.com, wddev.org, mc-collection.com, ibereffect.com and taikisha.com.br.
Host names with two IP numbers:
ns1.bdm.microsoftonline.com points to: 2603:1061:0:700::d0 and 13.107.236.208
ns2.bdm.microsoftonline.com points to: 2620:1ec:8ec:700::d0 and 150.171.21.208
ns3.bdm.microsoftonline.com points to: 2a01:111:4000:700::d0 and 204.14.183.208
ns4.bdm.microsoftonline.com points to: 2620:1ec:bda:700::d0 and 208.84.5.208
Mail Servers
The mail server for holecek.com is holecek-com.mail.protection.outlook.com.
holecek-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::6, 2a01:111:f403:ca09::e, 2a01:111:f403:ca09::f, 52.101.68.12, 52.101.68.39, 52.101.73.6 and 52.101.73.24.