avernus.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 August 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.97.141.147 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by avernus-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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 212.97.141.147 | 3600s | vm1347.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 212.97.140.0/22 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| brevo-code:2e21e41a2d2ba1c9c780ca3a0da9ac06 |
| google-site-verification=9Z1Ob6LiHX_jo-EwtDumvu-MY2zwhtKbXzEYqIVVsD4 |
| google-site-verification=y3tXT-0moNB16Js4OS2jG-omezxzf9EM2L4NxLL9eGM |
| sendinblue-code:4774f614d508c4f92a36146c12e4dc39 |
| v=spf1 include:spf.protection.outlook.com include:b.spf.itoperators.dk ip4:91.210.59.3 include:relay.mailchannels.net include:sendgrid.net include:_spf.simplero.com -all |
| Policy | Record (avernus.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:b.spf.itoperators.dk ip4:91.210.59.3 include:relay.mailchannels.net include:sendgrid.net include:_spf.simplero.com -all |
| Policy | Record (_dmarc.avernus.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@avernus.dk; ruf=mailto:dmarc@avernus.dk; |
| www | Address record (no CNAME) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~1024 bit below 2048 bit | |
| selector1 | selector1-avernus-dk._domainkey.deltaregnskabaps.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: 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 | 2026071801 |
| 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 | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2019-08-09 |
| Expires | 2027-08-31 (315d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 18:29:38 | 2914ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-24 18:11:00 | 1289ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-23 19:25:41 | 1457ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-07 09:07:35 | 852ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-05 15:58:07 | 1009ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-03 21:38:23 | 779ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-25 20:43:02 | 3706ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-23 22:34:01 | 9318ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-22 22:12:14 | 9272ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-19 15:33:59 shown | 2442ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-14 18:31:43 | 3481ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-29 04:06:25 | 1178ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 07:17:54 | 914ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 10:53:02 | 1038ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:54:32 | 1560ms | 2 NS 1 A 1 MX | 🔒 Secure |