alperosen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 10 July 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.236.62.147 is hosted by Google LLC (AS396982) in United States. Mail is handled by eu-esec-01.heimdalsecurity.com, eu-esec-02.heimdalsecurity.com. The zone is DNSSEC-signed and validates, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 23.236.62.147 | 600s | 147.62.236.23.bc.googleusercontent.com | AS396982 | Google LLC | 23.236.48.0/20 | 🇺🇸 United States | Council Bluffs |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 0 | 443 | exch.httpscan.dk |
| TXT Record |
|---|
| google-site-verification=wjArmBvE2i4hdJazWHPwfc5n-PF5nCcIkIvYEvF4ae4 |
| MS=ms24032768 |
| v=spf1 include:spf.httpscan.dk -all |
| Policy | Record (alperosen.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.httpscan.dk -all |
| Policy | Record (_dmarc.alperosen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:administrator@httpscan.dk; pct=100; |
| www CNAME | www252.wixdns.net (all on wixdns.net) → 34.149.87.45 (AS396982) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | 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: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.eu-esec-01.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| SMTP _25._tcp.eu-esec-02.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026062801 |
| 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 | ONE.COM A/S |
| Registered | 2025-07-10 |
| Expires | 2027-07-09 (265d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 04:22:25 | 596ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-23 12:51:36 | 765ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-12 03:41:17 | 4568ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 04:25:50 | 697ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-23 16:13:18 | 1102ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-24 04:02:29 | 985ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-02 00:16:52 | 729ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-29 01:10:13 shown | 1530ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-19 21:05:31 | 3635ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 12:40:18 | 798ms | 2 NS 1 A 2 MX | 🔒 Secure |