quarterback.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 3 February 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx19-1.mycloudmailbox.com, mx19-2.mycloudmailbox.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 173.46.152.170 |
| TXT Record |
|---|
| v=spf1 ip4:173.46.152.128/25 ip4:199.244.76.0/24 -all |
| Policy | Record (quarterback.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:173.46.152.128/25 ip4:199.244.76.0/24 -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves quarterback.dk: no address www.quarterback.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026093000 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 1999-02-03 |
| Expires | 2027-03-31 (164d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 02:01:03 | 1056ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-10-01 18:31:08 shown | 1492ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-27 11:17:11 | 3093ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-26 19:34:55 | 1079ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-25 17:46:48 | 2727ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-24 00:51:55 | 968ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 23:12:22 | 1195ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-18 06:11:04 | 5171ms | 4 NS 0 A 2 MX | 🔒 Secure |