billigtoner.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 8 September 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.79.5 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by billigtoner-dk.mail.protection.outlook.com, mailscanner.powerhosting.dk and 1 more. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 185.31.79.5 | 81702s | v4-elastic-ingress.balancer01.hyperscalemega.cloud | AS47527 | DLX A/S | 185.31.76.0/22 | 🇩🇰 Denmark | Herning |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| 🔶 Autoconfig | 185.31.79.5 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:b920:3:1337::5 | 86400s | — | AS47527 | DLX A/S | 2a00:b920:0:0:0:0:0:0/29 | 🇩🇰 Denmark | Herning |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 5 | 443 | autodiscover.outlook.com |
| TXT Record |
|---|
| google-site-verification=aQUooOyuNox9LAH_QD1LgQ9Z4QrOdusl7UyUGdwBe2o |
| google-site-verification=RwTGMA0kw48M24F9u3FZcOjD3F8cFWZOEPNDc5tv-fM |
| klaviyo-site-verification=Sat6uK |
| v=spf1 mx a ip4:185.31.79.58 include:spf.protection.outlook.com include:_spf.powerhosting.dk include:spf.dixa.io -all |
| Policy | Record (billigtoner.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a ip4:185.31.79.58 include:spf.protection.outlook.com include:_spf.powerhosting.dk include:spf.dixa.io -all |
| Policy | Record (_dmarc.billigtoner.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; rua=mailto:re+wwwkbuldg32@dmarc.postmarkapp.com; sp=reject; aspf=r; |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:ssl@nordicosupply.com |
| 0 | issue | digicert.com |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog |
| 0 | issue | zerossl.com |
| 0 | issuewild | letsencrypt.org |
| www | 185.31.79.5 2a00:b920:3:1337::5 (AS47527) (address records, no CNAME) |
| www vs bare domain | Same network billigtoner.dk: 185.31.79.5 2a00:b920:3:1337::5 (AS47527) www.billigtoner.dk: 185.31.79.5 2a00:b920:3:1337::5 (AS47527) |
| 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 | ph._domainkey.powerhosting.dk | RSA · ~1024 bit below 2048 bit |
| selector1 | selector1-billigtoner-dk._domainkey.nordicosupplyaps.w-v1.dkim.mail.microsoft | 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: 6/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.backup-mx.powerhosting.dk | DANE-EE · SPKI · SHA-256 | 3C02E6711E7E08A1889E67D27C35D230… |
| SMTP _25._tcp.mailscanner.powerhosting.dk | DANE-EE · SPKI · SHA-256 | 3C02E6711E7E08A1889E67D27C35D230… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026042800 |
| 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 | 2010-09-08 |
| Expires | 2028-09-30 (705d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 11:46:40 | 1397ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-07 23:09:02 | 1486ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-04 10:53:17 | 1263ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-01 17:00:30 | 6876ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-30 16:46:44 | 1625ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-28 00:56:47 | 1889ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-11 19:54:20 shown | 1711ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-03 11:21:23 | 3708ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-26 21:32:44 | 1500ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-20 01:56:06 | 1336ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 14:35:28 | 1226ms | 4 NS 1 A 3 MX | 🔒 Secure |