monsterhigh.dk is a .dk domain served by 7 nameservers (ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 156.20.172.26 is hosted by SWITCH, LTD (AS23005) in United States. Mail is handled by maila.mattel.com, mailb.mattel.com and 1 more. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 156.20.172.26 | 3600s | — | AS23005 | SWITCH, LTD | 156.20.172.0/22 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | maila.mattel.com | 148.163.157.28 | mx0a-00a7f801.pphosted.com | AS26211 Proofpoint, Inc. |
| 10 | 3600s | mailb.mattel.com | 148.163.159.28 | mx0b-00a7f801.pphosted.com | AS22843 Proofpoint, Inc. |
| 30 | 3600s | mailc.mattel.com | 148.163.159.28 | mx0b-00a7f801.pphosted.com | AS22843 Proofpoint, Inc. |
| www | 156.20.172.26 (AS23005) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 2018050903 |
| Primary NS (MNAME) | ns1.markmonitor.com |
| Responsible (RNAME) | hostmaster@markmonitor.com |
| Refresh | 86400s |
| Retry | 3600s |
| Expire | 2592000s |
| Minimum (neg-cache TTL) | 172800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 14:26:41 | 2046ms | 7 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-02 12:39:17 shown | 1237ms | 7 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-27 05:14:06 | 11333ms | 7 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 16:23:53 | 7228ms | 7 NS 1 A 3 MX | 🔓 Insecure |