gasnet.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 14 August 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by gw1.security.comendo.com, gw2.security.comendo.com and 1 more. 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 | autodiscover.outlook.com → 40.104.116.8 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sip._tcp | 0 | 10 | 5060 | vcs.gasnet.dk |
| _sip._udp | 0 | 10 | 5060 | vcs.gasnet.dk |
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| _globalsign-domain-verification=deRTIBFmERAXKP90UDMUTxsG0EVWZCqiKBHkSZcIhG |
| MS=ms42400375 |
| v=spf1 include:eu.mailgun.org include:spf.comendosystems.com include:spf.mailanyone.net include:spf.protection.outlook.com include:_spf.anpdm.com include:spfinclude.signflow.dk ip4:77.233.236.2 ip4:77.233.236.109 ip4:77.233.236.110 ip4:20.76.223.216 -all |
| Policy | Record (gasnet.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:eu.mailgun.org include:spf.comendosystems.com include:spf.mailanyone.net include:spf.protection.outlook.com include:_spf.anpdm.com include:spfinclude.signflow.dk ip4:77.233.236.2 ip4:77.233.236.109 ip4:77.233.236.110 ip4:20.76.223.216 -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves gasnet.dk: no address www.gasnet.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u3451569.wl070.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u3451569.wl070.sendgrid.net | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 9/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026090201 |
| 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 | 2002-08-14 |
| Expires | 2027-09-30 (346d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-04 23:51:12 | 2936ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-09-04 20:51:18 shown | 2702ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-08-26 11:09:43 | 1214ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-07-02 00:28:14 | 1180ms | 2 NS 0 A 3 MX | 🔒 Secure |
| 2026-06-17 09:30:00 | 1000ms | 2 NS 0 A 3 MX | 🔒 Secure |