rehfeld.dk is a .dk domain served by 4 nameservers (ns1.iqvia.com, ns2.iqvia.com, ns3.iqvia.com and 1 more). It was registered on 16 February 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.188.81.106 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by rehfeld-dk.mail.protection.outlook.com, rehfeld-dk.mail.eo.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 89.188.81.106 | 3598s | — | AS47292 | Sentia Denmark A/S | 89.188.80.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2001:67c:3c0:12::53 | 3600s | — | AS51468 | One.com A/S | 2001:67c:3c0:0:0:0:0:0/48 | 🇩🇰 Denmark | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| _467aoce84kq9tjq70l6rn24zg9gn52w |
| 2YNH8eQebgE25XovZSG0jEHQ3l1GWin2C/OcAuVP/yMw3VGTLWv/QfOc164/ziJFfvBcs/Av4Y+91BHd7qczag== |
| MS=ms25027622 |
| MS=ms37943819 |
| MS=ms41035439 |
| MS=ms46310316 |
| v=spf1 ip4:192.69.83.25 ip4:185.76.230.25 include:spf.protection.outlook.com -all |
| Policy | Record (rehfeld.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:192.69.83.25 ip4:185.76.230.25 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.rehfeld.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves rehfeld.dk: no address www.rehfeld.dk: no address |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026033001 |
| Primary NS (MNAME) | ns1.iqvia.com |
| Responsible (RNAME) | hostmaster@iqvia.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Safenames Ltd |
| Registered | 1999-02-16 |
| Expires | 2027-03-31 (160d) |
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 |
|---|---|---|---|
| 2026-09-30 11:13:36 | 1621ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-26 18:19:40 | 3965ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-03 23:57:38 | 14836ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-08 11:18:17 | 15237ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-01 14:22:09 | 5768ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-02 12:35:49 shown | 7683ms | 4 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-27 11:11:49 | 2759ms | 4 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 13:59:32 | 6388ms | 4 NS 1 A 2 MX | 🔓 Insecure |