ascendia.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 30 November 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.99 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by ascendia-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 46.30.213.99 | 3600s | webcluster2.webpod13-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.152 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10b:8018:c330:4c76:f6f4 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms78633335 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (ascendia.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.ascendia.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 46.30.213.99 2a02:2350:5:10b:8018:c330:4c76:f6f4 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network ascendia.dk: 46.30.213.99 2a02:2350:5:10b:8018:c330:4c76:f6f4 (AS51468) www.ascendia.dk: 46.30.213.99 2a02:2350:5:10b:8018:c330:4c76:f6f4 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-ascendia-dk._domainkey.ascendiadk.onmicrosoft.com | 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 | 2026101301 |
| 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 | CURANET A/S |
| Registered | 2022-11-30 |
| Expires | 2026-11-29 (42d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 22:28:43 shown | 2019ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-10 15:41:15 | 1261ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 16:52:26 | 1278ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 03:56:19 | 919ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 21:44:45 | 968ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 04:26:42 | 3301ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-24 13:45:58 | 5233ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 00:36:42 | 955ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 21:44:16 | 985ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 10:00:17 | 2631ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:43:30 | 2620ms | 2 NS 1 A 1 MX | 🔒 Secure |