arpo.dk is a .dk domain served by 2 nameservers (ns1.vercel-dns.com, ns2.vercel-dns.com). Its website address 216.198.79.1 is hosted by Amazon.com, Inc. (AS16509) in United States. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 216.198.79.1 | 1800s | — | AS16509 | Amazon.com, Inc. | 216.198.79.0/24 | 🇺🇸 United States | — |
| 64.29.17.65 | 1800s | — | AS16509 | Amazon.com, Inc. | 64.29.17.0/24 | 🇺🇸 United States | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 64.29.17.1 |
| 🔶 Autoconfig | 64.29.17.1 |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog |
| 0 | issue | sectigo.com |
| 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 | 1789584826 |
| Primary NS (MNAME) | ns1.vercel-dns.com |
| Responsible (RNAME) | hostmaster@nsone.net |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 20:36:44 shown | 2432ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-17 09:25:02 | 5825ms | 2 NS 2 A 0 MX | 🔓 Insecure |