ravnborg.dk

📜 Historical scan 2026-09-17 12:03:14  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ravnborg.dk is a .dk domain served by 2 nameservers (amalia.ns.cloudflare.com, marty.ns.cloudflare.com). It was registered on 27 March 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.91.214 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ravnborg-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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.

🖥️ Nameservers#

2 records   32ms
NameserverIP addressesPTRASN / ISP
amalia.ns.cloudflare.com 108.162.194.94
162.159.38.94
172.64.34.94
2606:4700:50::a29f:265e
2803:f800:50::6ca2:c25e
2a06:98c1:50::ac40:225e		 amalia.ns.cloudflare.com
amalia.ns.cloudflare.com
amalia.ns.cloudflare.com
amalia.ns.cloudflare.com
amalia.ns.cloudflare.com
amalia.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
marty.ns.cloudflare.com 108.162.193.204
172.64.33.204
173.245.59.204
2606:4700:58::adf5:3bcc
2803:f800:50::6ca2:c1cc
2a06:98c1:50::ac40:21cc		 marty.ns.cloudflare.com
marty.ns.cloudflare.com
marty.ns.cloudflare.com
marty.ns.cloudflare.com
marty.ns.cloudflare.com
marty.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.91.214 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.180.119 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   35ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s ravnborg-dk.mail.protection.outlook.com 2a01:111:f403:c967::a
2a01:111:f403:ca04::d
2a01:111:f403:ca48::10
2a01:111:f403:ca48::c
52.101.103.140
52.101.185.21
52.101.68.15
52.101.68.36		 mail-cpjpr05cu00102.inbound.protection.outlook.com
mail-db6pr03cu00105.inbound.protection.outlook.com
mail-miypr05cu00100.inbound.protection.outlook.com
mail-miypr03cu00104.inbound.protection.outlook.com
mail-miypr02cu00204.inbound.protection.outlook.com
mail-zrxpr05cu00105.inbound.protection.outlook.com
mail-db6pr03cu00107.inbound.protection.outlook.com
mail-db5pr02cu00104.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.149.152
🔶 Autoconfig104.21.91.214

🔷 AAAA Records (IPv6)#

2 records   35ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::ac43:b477 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::6815:5bd6 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   41ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.91.214,172.67.180.119 ech=AEX+DQBB6wAgACDQtwa7mn8iB+M9TD+HjKOOhdulaOu8NxRIdC6yJeogCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:b477,2606:4700:3036::6815:5bd6

🔌 SRV Records#

1 records   185ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 0 100 5061 sipfed.online.lync.com

📝 TXT Records#

1 records   210ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (ravnborg.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 00:17:28
www104.21.91.214 172.67.180.119 2606:4700:3034::ac43:b477 2606:4700:3036::6815:5bd6 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector1 selector1-ravnborg-dk._domainkey.srvhosting.n-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.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.ravnborg.dk 8M7xYSB_cLKbk7Dj0Qdsky0X89I2J8d0IzrEtSJm3dg
TXT _acme-challenge.ravnborg.dk keX8R6Ap-tTv-EHBkhe09ltpajj9sFI1Ov8And6g8RA

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

130ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415018772
Primary NS (MNAME)amalia.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-08 00:27:25
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1998-03-27
Expires2028-07-31 (649d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
32ms
A
32ms
MX
35ms
AAAA
35ms
TXT
210ms
CAA
52ms
HTTPS
41ms
TLSA
1203ms
SOA
0ms
MTA-STS
60ms
DNSSEC
130ms
SRV
185ms
Total
2098ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 00:17:28 1379ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-27 21:13:09 2079ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-24 20:19:02 1652ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-23 19:15:49 10237ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-21 07:59:09 1315ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-17 12:03:14 shown 2098ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-11 03:11:26 2192ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-09 15:59:58 9240ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 12:19:37 1481ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone