2611.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 June 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 128.76.139.98 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by 2611-dk.mail.protection.outlook.com, mail.2611.dk. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 128.76.139.98 | — | 128-76-139-98-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 128.76.128.0/17 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| google-site-verification=DFGdBfGdkTCN4gNSThCVbUZlZ3KroOsAW-npRB6ITrg |
| ms-domain-verification=ef646f2e-8f05-4457-a972-0ba92e02cc76 |
| MS=ms49041416 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (2611.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | 128.76.139.98 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u32550283.wl034.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u32550283.wl034.sendgrid.net | 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: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026052601 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2004-06-01 |
| Expires | 2027-06-30 (254d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 13:24:33 | 1260ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 22:06:53 | 1171ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-26 15:24:36 | 968ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-28 06:48:53 | 1581ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 21:05:59 | 873ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 20:35:01 | 1744ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-27 14:06:33 | 25044ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-19 06:08:55 | 1084ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-15 13:50:43 | 5084ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-27 11:09:48 | 1116ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 02:41:12 | 828ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 12:43:14 shown | 1060ms | 2 NS 1 A 2 MX | 🔒 Secure |