alfabo.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 October 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 75.2.60.5 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by mx1-dk.centerasecurity.dk, mx2-dk.centerasecurity.dk 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 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 |
|---|---|---|---|---|---|---|---|
| 75.2.60.5 | 3600s | acd89244c803f7181.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 75.2.0.0/17 | 🇺🇸 United States | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 10 | 443 | outlook.office.com |
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| brevo-code:8dd6cf90092ce2bf2cef22bf6c987a20 |
| MS=ms57543972 |
| v=spf1 include:_alfabo_dk.spf-protect.com -all |
| yahoo-verification-key=bnjF55siQ4RSQ6h4yicMvuvf39KvTcRoQQTkg2xp2AM= |
| z6wy4hh895xg98lglxprc8y384qstwfz |
| Policy | Record (alfabo.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_alfabo_dk.spf-protect.com -all |
| Policy | Record (_dmarc.alfabo.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:6641c269b24ad@dmarc-dk.centerasecurity.com; |
| www CNAME | alfabo-prod.netlify.app (all on netlify.app) |
| www vs bare domain | Same network alfabo.dk: 75.2.60.5 (AS16509) www.alfabo.dk: 35.157.26.135 63.176.8.218 2a05:d014:58f:6200::258 2a05:d014:58f:6200::259 (AS16509) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100501 |
| 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 | 2018-10-12 |
| Expires | 2026-10-31 (6d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 07:28:07 | 1911ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-11 07:09:18 | 1118ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-05 02:17:48 shown | 2753ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-25 00:37:53 | 811ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-06 14:39:56 | 1485ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-12 05:24:10 | 1234ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-08 09:53:25 | 2335ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-26 16:55:59 | 1426ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-23 00:37:16 | 883ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 12:44:41 | 1231ms | 2 NS 1 A 3 MX | 🔒 Secure |