cobblestone.dk is a .dk domain served by 4 nameservers (ns-1444.awsdns-52.org, ns-1692.awsdns-19.co.uk, ns-489.awsdns-61.com and 1 more). It was registered on 14 August 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 18.203.143.203 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by cobblestone-dk.mail.protection.outlook.com. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns-1444.awsdns-52.org | — | — | — |
| ns-1692.awsdns-19.co.uk | — | — | — |
| ns-489.awsdns-61.com | — | — | — |
| ns-822.awsdns-38.net | — | — | — |
| TXT Record |
|---|
| v=spf1 ip4:194.182.10.94 ip4:63.34.34.144 ip4:77.66.88.239 ip4:62.199.210.126 include:servers.mcsv.net include:spf.protection.outlook.com include:spf.eu.signature365.net include:spf.dixa.io include:dedicated.mysmtp.com -all |
| Policy | Record (cobblestone.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:194.182.10.94 ip4:63.34.34.144 ip4:77.66.88.239 ip4:62.199.210.126 include:servers.mcsv.net include:spf.protection.outlook.com include:spf.eu.signature365.net include:spf.dixa.io include:dedicated.mysmtp.com -all |
| Policy | Record (_dmarc.cobblestone.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=none; adkim=r; aspf=r; pct=100; ri=86400; fo=0; rua=mailto:7lrymkqp@ag.eu.dmarcian.com,mailto:techsupport@cobblestone.dk; |
| www CNAME | cobblestone.dk (all on cobblestone.dk) |
| www vs bare domain | Same network cobblestone.dk: 46.137.123.63 54.155.176.250 (AS16509) www.cobblestone.dk: 46.137.123.63 54.155.176.250 (AS16509) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | RSA · ~1024 bit below 2048 bit |
| s1 | s1.domainkey.u1204885.wl136.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u1204885.wl136.sendgrid.net | RSA · ~1024 bit below 2048 bit |
| selector1 | selector1-cobblestone-dk._domainkey.cobblestoneas.onmicrosoft.com | RSA · ~1024 bit below 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: 9/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns-822.awsdns-38.net |
| Responsible (RNAME) | awsdns-hostmaster@amazon.com |
| Refresh | 7200s |
| Retry | 900s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2017-08-14 |
| Expires | 2027-07-31 (284d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 12:22:16 | 3456ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-27 19:13:47 | 5727ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-24 04:12:10 | 1121ms | 4 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-23 19:32:54 | 877ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 21:36:49 shown | 1699ms | 4 NS 2 A 1 MX | 🔒 Secure |