ravnborg.dk

📜 Historical scan 2026-09-11 03:11:26  ·  ← 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   127ms
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   137ms
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   96ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s ravnborg-dk.mail.protection.outlook.com 2a01:111:f403:ca04::4
2a01:111:f403:ca21::8
2a01:111:f403:ca3c::8
2a01:111:f403:ca48::c
52.101.103.137
52.101.185.114
52.101.209.28
52.101.91.156		 mail-db4pr02cu00204.inbound.protection.outlook.com
mail-matpr04cu00100.inbound.protection.outlook.com
mail-zrxpr05cu00100.inbound.protection.outlook.com
mail-miypr03cu00104.inbound.protection.outlook.com
mail-miypr02cu00101.inbound.protection.outlook.com
mail-zrxpr04cu00102.inbound.protection.outlook.com
mail-cpjpr05cu00104.inbound.protection.outlook.com
mail-maspr04cu00104.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 → 52.98.213.56
🔶 Autoconfig104.21.91.214

🔷 AAAA Records (IPv6)#

2 records   118ms
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   116ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.91.214,172.67.180.119 ech=AEX+DQBBqgAgACCtxKWwvgiPsdbVi30/4lSs8cQ/5WTDZESoPm+sBMcgTAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:b477,2606:4700:3036::6815:5bd6

🔌 SRV Records#

1 records   441ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 0 100 5061 sipfed.online.lync.com

📝 TXT Records#

1 records   497ms
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 VFfbRhSBC_jbq53ho1nL45oe-BtH6AGkq_qNB_0Z5YU
TXT _acme-challenge.ravnborg.dk ksC-AELEsCFGeLD-UAclsSmapdKzpyZNBEap7Fl_D6o

🔗 TLSA / DANE#

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

🔐 DNSSEC#

197ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2414551219
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
127ms
A
137ms
MX
96ms
AAAA
118ms
TXT
497ms
CAA
128ms
HTTPS
116ms
TLSA
487ms
SOA
0ms
MTA-STS
142ms
DNSSEC
197ms
SRV
441ms
Total
2192ms

🕐 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 2098ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-11 03:11:26 shown 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