klestrup.com - dns.ninja
klestrup.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 176.21.113.227🇩🇰 TDC176.21.0.0/16 | ||||||
| PTR | 176-21-113-227-cable.dk.customer.tdc.net | ||||||
| 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 | klestrup.com ⭐ | ||||||
| A | 176.21.113.227🇩🇰 TDC176.21.0.0/16 | ||||||
| PTR | 176-21-113-227-cable.dk.customer.tdc.net | ||||||
| TXT | v=spf1 a mx ip4:176.21.113.227 -all | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-07-14 #1 | ||||||
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=1784369212 | ||||||
MX for
klestrup.com |
Subdomains
mail.klestrup.com |
Same first word
Similar names
DNS History
13 records (4 active, 9 former)
●NSns01.one.com2026-03-22 → 2026-07-18 · 3 obs
● 2026-03-22 04:38:40
● 2026-07-18 10:31:44
●NSns02.one.com2026-03-22 → 2026-07-18 · 3 obs
● 2026-03-22 04:38:40
● 2026-07-18 10:31:44
○NSns1.gratisdns.dk2015-07-18 → 2017-03-17 · 5 obs
● 2015-07-18 11:56:46
● 2017-03-17 08:11:36
○ 2026-03-22 04:38:40
○ 2026-07-18 10:31:44
○NSns2.gratisdns.dk2015-07-18 → 2017-03-17 · 5 obs
● 2015-07-18 11:56:46
● 2017-03-17 08:11:36
○ 2026-03-22 04:38:40
○ 2026-07-18 10:31:44
○NSns3.gratisdns.dk2015-07-18 → 2017-03-17 · 5 obs
● 2015-07-18 11:56:46
● 2017-03-17 08:11:36
○ 2026-03-22 04:38:40
○ 2026-07-18 10:31:44
○NSns4.gratisdns.dk2015-07-18 → 2017-03-17 · 5 obs
● 2015-07-18 11:56:46
● 2017-03-17 08:11:36
○ 2026-03-22 04:38:40
○ 2026-07-18 10:31:44
○NSns5.gratisdns.dk2015-07-18 → 2017-03-17 · 5 obs
● 2015-07-18 11:56:46
● 2017-03-17 08:11:36
○ 2026-03-22 04:38:40
○ 2026-07-18 10:31:44
●MXklestrup.com2015-07-18 → 2026-07-18 · 3 obs
● 2015-07-18 11:56:46
● 2026-07-18 10:31:44
○MXmail.klestrup.com2008-03-20 → 2008-03-20 · 3 obs
○ 2015-07-18 11:56:46
○ 2026-07-18 10:31:44
●A176.21.113.2272026-03-22 → 2026-07-18 · 3 obs
● 2026-03-22 04:38:40
● 2026-07-18 10:31:44
○A83.91.6.262017-03-17 → 2017-03-17 · 4 obs
● 2017-03-17 08:11:36
○ 2026-03-22 04:38:40
○ 2026-07-18 10:31:44
○A83.93.40.502015-07-18 → 2016-07-13 · 5 obs
● 2015-07-18 11:56:46
● 2016-07-13 00:49:26
○ 2017-03-17 08:11:36
○ 2026-07-18 10:31:44
○A85.81.39.1172008-03-20 → 2008-03-20 · 3 obs
○ 2015-07-18 11:56:46
○ 2026-07-18 10:31:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| klestrup.com | ns01.one.com, ns02.one.com | 4 records |
✅ Authoritative Response
Server:185.10.11.10
NS records: ns01.one.com, ns02.one.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 374ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.21.113.227 |
| NS | 2 | ns01.one.com, ns02.one.com |
| MX | 1 | klestrup.com (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:176.21.113.227 -all |
| 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
Hierarchy
klestrup.com is the parent zone for mail.klestrup.com.
Mail Server Role
The MX record for klestrup.com points back to klestrup.com — it is its own mail server.
IP Addresses
klestrup.com directs to one IP number, which is 176.21.113.227.
Among others, cmk.dk, www.cmk.dk, mail.klestrup.com and 176-21-113-227-cable.dk.customer.tdc.net resolve to the same IP numbers as klestrup.com.
Name Servers
klestrup.com uses two name servers for its delegation: ns01.one.com and ns02.one.com.
klestrup.com has the same name server delegation as a number of other domains, such as kubel.dk, notorisch.de, carlymartin.com and two more.
The two host names ns01.one.com and ns02.one.com each have a pair of IP addresses: ns01.one.com has 195.206.121.10 and 2001:67c:28cc::10, and ns02.one.com has 185.10.11.10 and 2001:67c:3c0::10.
Mail Servers
The MX record for klestrup.com points to a single mail server: klestrup.com.
klestrup.com directs to just one IP number, 176.21.113.227.