sejrs.dk is a .dk domain served by 2 nameservers (ns1.cloudstation.dk, ns2.cloudstation.dk). It was registered on 11 June 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 100.24.208.97 is hosted by Amazon.com, Inc. (AS14618) in United States. Mail is handled by sejrs-dk.mail.protection.outlook.com. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.cloudstation.dk | 77.247.73.91 | mail.cloudstation.dk | AS31590 Rackhosting.com ApS |
| ns2.cloudstation.dk | 77.247.73.91 | mail.cloudstation.dk | AS31590 Rackhosting.com ApS |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 100.24.208.97 | 3600s | staticip2.multiscreensite.com | AS14618 | Amazon.com, Inc. | 100.24.0.0/13 | 🇺🇸 United States | Ashburn |
| 35.172.94.1 | 3600s | staticip.multiscreensite.com | AS14618 | Amazon.com, Inc. | 35.168.0.0/13 | 🇺🇸 United States | Ashburn |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _imaps._tcp | 0 | 0 | 993 | sejrs.dk |
| TXT Record |
|---|
| MS=ms15610468 |
| v=spf1 include:spf.protection.outlook.com include:_spf.google.com -all |
| Policy | Record (sejrs.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:_spf.google.com -all |
| www CNAME | s.multiscreensite.com (all on multiscreensite.com) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
| selector1 | selector1-sejrs-dk._domainkey.sejrsdk.p-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-sejrs-dk._domainkey.sejrsdk.p-v1.dkim.mail.microsoft | RSA · ~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: 2/10 · policy: -all
No problems found| 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 | 2026020116 |
| Primary NS (MNAME) | ns2.cloudstation.dk |
| Responsible (RNAME) | michael@sejrs.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 10800s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2020-06-11 |
| Expires | 2027-06-30 (253d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 10:52:17 | 5008ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-07 03:34:46 | 5158ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-03 01:23:20 | 5290ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-08 04:42:04 | 5603ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 00:05:07 | 5354ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-08 19:34:57 | 5423ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-06 12:05:20 | 5676ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-16 11:42:36 | 5240ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-20 15:06:14 shown | 1295ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-19 23:31:52 | 808ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-18 05:16:08 | 2889ms | 2 NS 2 A 1 MX | 🔓 Insecure |