pc-rytteren.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 9 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 140.238.216.50 is hosted by Oracle Corporation (AS31898) in Switzerland. Mail is handled by mailu.freepages.dk, mxbackup1.junkemailfilter.com and 1 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 |
|---|---|---|---|---|---|---|---|
| 140.238.216.50 | 3600s | — | AS31898 | Oracle Corporation | 140.238.0.0/16 | 🇨🇭 Switzerland | Zurich |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | pc-rytteren.dk → 140.238.216.50 |
| 🔶 Autoconfig | pc-rytteren.dk → 140.238.216.50 |
| TXT Record |
|---|
| google-site-verification=8mcsDyREB1XYJ8ICLiOAbUFfeM_CQJBN9Pejee9VRxs |
| v=spf1 a:mailu.freepages.dk ~all |
| Policy | Record (pc-rytteren.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a:mailu.freepages.dk ~all |
| Policy | Record (_dmarc.pc-rytteren.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:andersr@freepages.dk |
| www | 94.231.103.100 (AS48854) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | Yes: any name under the zone resolves |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | RSA · ~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: 1/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.pc-rytteren.dk | pc-rytteren.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101200 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2026-04-09 |
| Expires | 2027-04-08 (172d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 14:28:27 shown | 2963ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-04 06:30:51 | 4035ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-01 06:23:02 | 1269ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-24 21:17:30 | 1224ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-13 20:29:11 | 4805ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-27 06:18:56 | 1284ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-28 16:52:14 | 3204ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-18 16:14:00 | 9426ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-18 06:53:20 | 1615ms | 3 NS 1 A 3 MX | 🔒 Secure |