it4bi.net - robtex.com
it4bi.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=1774636857 | ||||||
Same first word
it4bi.net |
Similar names
DNS History
7 records (6 active, 1 former)
●NSns1.regzone.cz2015-05-22 → 2026-03-27 · 2 obs
● 2026-03-27 19:01:00
●NSns1.regzone.de2015-05-22 → 2026-03-27 · 2 obs
● 2026-03-27 19:01:00
●NSns1.regzone.info2015-05-22 → 2026-03-27 · 2 obs
● 2026-03-27 19:01:00
○MXit4bi-net.mail.eo.outlook.com2015-05-22 → 2016-12-23 · 4 obs
● 2016-12-23 08:29:22
○ 2026-03-16 18:04:22
○ 2026-03-27 19:01:00
●MXit4bi-net.mail.protection.outlook.com2026-03-16 → 2026-03-27 · 3 obs
● 2026-03-16 18:04:22
● 2026-03-27 19:01:00
●A217.198.116.1882015-05-22 → 2026-03-27 · 2 obs
● 2026-03-27 19:01:00
●A2a00:19a0:3:74:0:d9c6:74bc:12026-03-16 → 2026-03-27 · 3 obs
● 2026-03-16 18:04:22
● 2026-03-27 19:01:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| it4bi.net | ns1.regzone.info, ns1.regzone.cz, ns1.regzone.de | - |
✅ Authoritative Response
Server:81.0.233.10
NS records: ns1.regzone.info, ns1.regzone.cz, ns1.regzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for it4bi.net (unsigned zone)
⏱️ Timing
Total: 691ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.198.116.188 |
| AAAA | 1 | 2a00:19a0:3:74:0:d9c6:74bc:1 |
| NS | 3 | ns1.regzone.cz, ns1.regzone.de... |
| MX | 1 | it4bi-net.mail.protection.outlook.com (p |
| TXT | 2 | 7q9d58tsl774sf4mm8kdkw14nd8mrdmw, v=spf1 include:outlook.com include:spf.m |
| SOA | 1 | ns1.regzone.cz administrator.czechia.cz |
Analysis
IP Addresses
it4bi.net resolves to two IP numbers: 2a00:19a0:3:74:0:d9c6:74bc:1 and 217.198.116.188.
Other host names, for instance ecrin.cz, schroff.info, productiger.com, portske.com and expodatart.com share IP numbers with it4bi.net.
Name Servers
it4bi.net is delegated to three name servers: ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info.
it4bi.net partially shares name servers with other domains; examples include svetdani.cz, lodl.cz, dyha.cz, ikoska.cz and urte.cz.
Host names with two IP numbers:
ns1.regzone.cz points to 2a00:19a0:3:71:0:d9c6:710a:1 and 217.198.113.10.
ns1.regzone.de points to 2600:3c02::f03c:91ff:fedb:a6e7 and 23.92.29.43.
ns1.regzone.info points to 2001:1528:147::10 and 81.0.233.10.
Mail Servers
it4bi.net is handled by a single mail server, it4bi-net.mail.protection.outlook.com.
Hostname it4bi-net.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::9, 2a01:111:f403:ca04::e, 2a01:111:f403:ca09::3, 2a01:111:f403:ca09::b, 52.101.68.32, 52.101.73.16, 52.101.73.22 and 52.101.73.28.