ercrevision.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 23 May 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.8.37.10 is hosted by Norlys Telco A/S (AS3308) in Denmark. Mail is handled by mx1-dk.centerasecurity.dk, mx2-dk.centerasecurity.dk and 1 more. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 193.8.37.10 | 3600s | — | AS3308 | Norlys Telco A/S | 193.8.36.0/23 | 🇩🇰 Denmark | Ølstykke |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| TXT Record |
|---|
| MS=ms35462046 |
| v=spf1 include:spf.protection.outlook.com include:spf.comendosystems.com include:spf.mailanyone.net -all |
| Policy | Record (ercrevision.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.comendosystems.com include:spf.mailanyone.net -all |
| www | 193.8.37.10 (AS3308) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 |
DNS lookups: 5/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025040901 |
| 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 | 2014-05-23 |
| Expires | 2027-05-31 (217d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 19:16:26 | 1554ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-02 02:42:56 | 825ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-01 02:37:30 shown | 490ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-30 05:58:20 | 474ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-27 07:40:49 | 719ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-20 07:25:50 | 792ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 08:21:17 | 21097ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 08:20:52 | 3776ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 08:06:39 | 1406ms | 4 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 08:00:58 | 2887ms | 4 NS 1 A 3 MX | 🔒 Secure |