vuclyngby.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 August 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 144.91.97.254 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 144.91.97.254 | 3600s | mail.justworks.dk | AS51167 | Contabo GmbH | 144.91.64.0/18 | 🇫🇷 France | Lauterbourg |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| _globalsign-domain-verification=hgQj7RzFaEVKJcGycO94TXO5f5DgagKTqwomUZn4R5 |
| uvmid=173249 |
| v=spf1 ip4:185.26.62.93 ip4:195.231.239.247 ip4:195.231.241.19 ip4:195.231.242.132 ip4:195.231.242.133 include:spf.protection.outlook.com include:spf.mcb.dk include:spf.mailanyone.net ~all |
| Policy | Record (vuclyngby.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:185.26.62.93 ip4:195.231.239.247 ip4:195.231.241.19 ip4:195.231.242.132 ip4:195.231.242.133 include:spf.protection.outlook.com include:spf.mcb.dk include:spf.mailanyone.net ~all |
| Policy | Record (_dmarc.vuclyngby.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:drift@itcn.dk; |
| www CNAME | vuclyngby.dk (all on vuclyngby.dk) → 144.91.97.254 (AS51167) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.vuclyngby.dk | 61c3080f-c780-4580-ba72-9c7b63cc51dd.acme-auth.itcn.dk |
| TXT | 61c3080f-c780-4580-ba72-9c7b63cc51dd.acme-auth.itcn.dk | fFPpx88qlFtI_8qzBfQJ5UYc01mGEaXlizoH3TemKYw |
| TXT | 61c3080f-c780-4580-ba72-9c7b63cc51dd.acme-auth.itcn.dk | pv9eMkCLHUzDaAFvd0HtuoPdsnGRyJS6iXthIx3lInM |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2005-08-11 |
| Expires | 2027-08-31 (318d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 11:35:02 shown | 914ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-09 03:55:44 | 4461ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-29 23:49:15 | 623ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-16 01:41:44 | 1250ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 11:57:19 | 1193ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-12 05:30:33 | 1486ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-10 19:35:11 | 6778ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-18 18:54:11 | 9508ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-12 21:06:09 | 1329ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 01:02:19 | 1923ms | 2 NS 1 A 4 MX | 🔒 Secure |