mono.dk - robtex.com
mono.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 178.20.217.251🇩🇰 ASN-ATEA-DK178.20.217.0/24 | ||||||
| PTR | vps2.simpledigital.dk | ||||||
| NS | ns01.one.com ⭐ | ||||||
| A | 2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48 | ||||||
| PTR | ns01.one.com | ||||||
| A | 195.206.121.10ONECOM-INFRA195.206.121.0/24 | ||||||
| PTR | ns01.one.com | ||||||
| NS | ns02.one.com | ||||||
| A | 2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48 | ||||||
| PTR | ns02.one.com | ||||||
| A | 185.10.11.10ONECOM185.10.11.0/24 | ||||||
| PTR | ns02.one.com | ||||||
| MX | eu-esec-01.heimdalsecurity.com ⭐ | ||||||
| A | 20.50.183.144🇳🇱 Microsoft20.48.0.0/12 | ||||||
| PTR | eu-esec-01.heimdalsecurity.com | ||||||
| A | 20.50.183.146🇳🇱 Microsoft20.48.0.0/12 | ||||||
| PTR | eu-esec-01.heimdalsecurity.com | ||||||
| MX | eu-esec-02.heimdalsecurity.com(20) | ||||||
| A | 20.50.183.144🇳🇱 Microsoft20.48.0.0/12 | ||||||
| PTR | eu-esec-01.heimdalsecurity.com | ||||||
| A | 20.50.183.146🇳🇱 Microsoft20.48.0.0/12 | ||||||
| PTR | eu-esec-01.heimdalsecurity.com | ||||||
| TXT | v=spf1 ip4:178.20.217.251 include:_custspf.one.com include:spf.protection.out... | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-02-20 #5 | ||||||
dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | b.nic.dk ⭐ 🔒 | ||||||
| NS | c.nic.dk 🔒 | ||||||
| NS | h.nic.dk 🔒 | ||||||
| NS | l.nic.dk 🔒 | ||||||
| NS | s.nic.dk 🔒 | ||||||
| NS | t.nic.dk 🔒 | ||||||
| TXT | DK zone updateEpoch 1771291441localtime Tue Feb 17 02:24:01 2026gmtime Tue Fe... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1771291261 | ||||||
Same first word
Similar names
DNS History
14 records (5 active, 9 former)
●MXeu-esec-01.heimdalsecurity.com2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 18:48:40
●MXeu-esec-02.heimdalsecurity.com2026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 18:48:40
○MXgw1.security.comendo.com2015-06-03 → 2016-04-11 · 4 obs
● 2016-04-11 15:03:06
○ 2016-07-17 23:43:40
○ 2026-03-01 18:48:40
○MXgw2.security.comendo.com2015-06-03 → 2016-04-11 · 4 obs
● 2016-04-11 15:03:06
○ 2016-07-17 23:43:40
○ 2026-03-01 18:48:40
○MXgw3.security.comendo.com2015-06-03 → 2016-04-11 · 4 obs
● 2016-04-11 15:03:06
○ 2016-07-17 23:43:40
○ 2026-03-01 18:48:40
○MXmxcloud1.simitu.dk2016-07-17 → 2017-01-02 · 4 obs
● 2016-07-17 23:43:40
● 2017-01-02 20:07:52
○ 2026-03-01 18:48:40
○MXmxcloud2.simitu.dk2016-07-17 → 2017-01-02 · 4 obs
● 2016-07-17 23:43:40
● 2017-01-02 20:07:52
○ 2026-03-01 18:48:40
○MXmxcloud3.simitu.dk2016-07-17 → 2017-01-02 · 4 obs
● 2016-07-17 23:43:40
● 2017-01-02 20:07:52
○ 2026-03-01 18:48:40
●A178.20.217.2512026-03-01 → 2026-03-01 · 2 obs
● 2026-03-01 18:48:40
○A46.30.212.1242015-06-03 → 2016-04-11 · 4 obs
● 2016-04-11 15:03:06
○ 2016-07-17 23:43:40
○ 2026-03-01 18:48:40
○A81.7.161.1632017-01-02 → 2017-01-02 · 3 obs
● 2017-01-02 20:07:52
○ 2026-03-01 18:48:40
○A81.7.161.1702016-07-17 → 2016-07-17 · 4 obs
● 2016-07-17 23:43:40
○ 2017-01-02 20:07:52
○ 2026-03-01 18:48:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | - |
| mono.dk | ns01.one.com, ns02.one.com | - |
✅ Authoritative Response
Server: 195.206.121.10
NS records: ns01.one.com, ns02.one.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1013ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.20.217.251 |
| NS | 2 | ns02.one.com, ns01.one.com |
| MX | 2 | eu-esec-01.heimdalsecurity.com (pri: 10), eu-esec-02.heimdalsecurity.com (pri: 20) |
| TXT | 1 | v=spf1 ip4:178.20.217.251 include:_custs |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
IP Addresses
mono.dk resolves to one IP number: 178.20.217.251.
other host names including guld.dk, doennerup.dk, mail.abc-oversaettelser.dk, ndl.dk and plan.dk share IP numbers with mono.dk.
Name Servers
mono.dk is delegated to two name servers ns01.one.com and ns02.one.com.
mono.dk shares the same name server setup as other domains, for instance cmp-properties.co.uk, koeds.net, digitalproducts4sale.com, zonen.dk and besold.bayern.
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
Two mail servers handle mono.dk: eu-esec-01.heimdalsecurity.com and eu-esec-02.heimdalsecurity.com.
mono.dk shares the same mail server setup as other domains, for instance cag.es, mandalay.dk, bitocrm.com, eujobs.hu and crabtreeproperty.co.uk.
mono.dk shares some mail servers with other domains, at least partially, for instance blazsek.hu, ergonomics.org.uk, visionmat.com, mathetmots.com and danitech.com.
these mail servers are often used together with mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host names with two IP numbers:
eu-esec-01.heimdalsecurity.com points to 20.50.183.144 and 20.50.183.146
eu-esec-02.heimdalsecurity.com points to 20.50.183.144 and 20.50.183.146
Host names pointing to 20.50.183.144: eu-esec-01.heimdalsecurity.com and eu-esec-02.heimdalsecurity.com
Host names pointing to 20.50.183.146: eu-esec-01.heimdalsecurity.com and eu-esec-02.heimdalsecurity.com