holbergs.com - robtex.com
holbergs.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=1778410131 | ||||||
Same first word
holbergs.com |
Similar names
DNS History
8 records (4 active, 4 former)
○NSns.buydomains.com2015-06-08 → 2018-06-02 · 4 obs
● 2018-06-02 09:27:50
○ 2026-04-11 01:05:04
○ 2026-05-10 10:56:24
●NSns01.one.com2026-04-11 → 2026-05-10 · 3 obs
● 2026-04-11 01:05:04
● 2026-05-10 10:56:24
●NSns02.one.com2026-04-11 → 2026-05-10 · 3 obs
● 2026-04-11 01:05:04
● 2026-05-10 10:56:24
●MXholbergs-com.mail.protection.outlook.com2026-04-11 → 2026-05-10 · 2 obs
● 2026-05-10 10:56:24
○A141.8.225.1242016-01-27 → 2017-01-26 · 5 obs
● 2016-01-27 16:30:56
● 2017-01-26 11:52:02
○ 2018-06-02 09:27:50
○ 2026-05-10 10:56:24
●A185.21.42.352026-04-11 → 2026-05-10 · 3 obs
● 2026-04-11 01:05:04
● 2026-05-10 10:56:24
○A209.99.64.432018-06-02 → 2018-06-02 · 4 obs
● 2018-06-02 09:27:50
○ 2026-04-11 01:05:04
○ 2026-05-10 10:56:24
○A50.63.202.1042015-06-08 → 2015-10-30 · 4 obs
● 2015-10-30 23:17:06
○ 2016-01-27 16:30:56
○ 2026-05-10 10:56:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net... | - |
| holbergs.com | ns01.one.com, ns02.one.com | 4 records |
✅ Authoritative Response
Server:195.206.121.10
NS records: ns01.one.com, ns02.one.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for holbergs.com (unsigned zone)
⏱️ Timing
Total: 516ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.21.42.35 |
| NS | 2 | ns02.one.com, ns01.one.com |
| MX | 1 | holbergs-com.mail.protection.outlook.com |
| TXT | 3 | v=spf1 include:spf.protection.outlook.co, openai-domain-verification=dv-ET9GzxECxS... |
| SOA | 1 | ns01.one.com hostmaster.one.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns01.one.com, ns01.one.com, ns02.one.com...)
Analysis
IP Addresses
holbergs.com resolves to one IP number: 185.21.42.35.
other host names including teleanke.dk, oestermark.dk, restaurantpondus.dk, fodgaard.dk and jls.dk share IP numbers with holbergs.com.
Name Servers
holbergs.com is delegated to two name servers ns01.one.com and ns02.one.com.
holbergs.com shares the same name server setup as other domains, for instance korol.dk, fairtrees.de, partinfo.se, jenskjeldsted.dk and pixelsathome.dk.
Host names with two IP numbers:
The host name ns01.one.com points to 2001:67c:28cc::10 and 195.206.121.10; the host name ns02.one.com points to 2001:67c:3c0::10 and 185.10.11.10.
Mail Servers
holbergs.com is handled by a single mail server, holbergs-com.mail.protection.outlook.com.
Host holbergs-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::6, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::c, 52.101.68.16, 52.101.68.32, 52.101.68.36 and 52.101.73.11.