brittaholberg.dk

Records from scan: 2026-10-22 17:29:26  ·  2501ms total
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

brittaholberg.dk is a .dk domain served by 2 nameservers (pola.ns.cloudflare.com, sid.ns.cloudflare.com). It was registered on 15 June 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.38.163 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and 1 more. The zone is not DNSSEC-signed, 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.

🖥️ Nameservers#

2 records   155ms
NameserverIP addressesPTRASN / ISP
pola.ns.cloudflare.com 108.162.192.214
172.64.32.214
173.245.58.214
2606:4700:50::adf5:3ad6
2803:f800:50::6ca2:c0d6
2a06:98c1:50::ac40:20d6		 pola.ns.cloudflare.com
pola.ns.cloudflare.com
pola.ns.cloudflare.com
pola.ns.cloudflare.com
pola.ns.cloudflare.com
pola.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
sid.ns.cloudflare.com 108.162.193.143
172.64.33.143
173.245.59.143
2606:4700:58::adf5:3b8f
2803:f800:50::6ca2:c18f
2a06:98c1:50::ac40:218f		 sid.ns.cloudflare.com
sid.ns.cloudflare.com
sid.ns.cloudflare.com
sid.ns.cloudflare.com
sid.ns.cloudflare.com
sid.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   80ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.38.163 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.136.117 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

3 records   141ms
PriorityTTLMail ServerIP addressesPTRASN
5 300s mx1-hosting.jellyfish.systems 162.255.118.28 oxse3a.privateemail.com AS22612 Namecheap, Inc.
10 300s mx2-hosting.jellyfish.systems 162.255.118.29 oxse2b.privateemail.com AS22612 Namecheap, Inc.
20 300s mx3-hosting.jellyfish.systems 162.255.118.13 mx3-hosting.jellyfish.systems AS22612 Namecheap, Inc.

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.136.117
🔶 Autoconfig172.67.136.117

🔷 AAAA Records (IPv6)#

2 records   137ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::ac43:8875 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::6815:26a3 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   144ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.38.163,172.67.136.117 ech=AEX+DQBBugAgACB/kwQ1Mbgv29jRzc6eESfeAyYl5jFM/KZLpsvb9xt3ZQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8875,2606:4700:3036::6815:26a3

🔌 SRV Records#

1 records   180ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   332ms
TXT Record
v=spf1 +a +mx +ip4:66.29.132.73 include:spf.web-hosting.com ~all

✉️ SPF#

PolicyRecord (brittaholberg.dk)
~all (soft fail) v=spf1 +a +mx +ip4:66.29.132.73 include:spf.web-hosting.com ~all

📨 DMARC#

PolicyRecord (_dmarc.brittaholberg.dk)
p=none (monitor only) v=DMARC1; p=none;

📬 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#

checked 2026-10-22 17:29:26
www104.21.38.163 172.67.136.117 2606:4700:3033::ac43:8875 2606:4700:3036::6815:26a3 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — 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: 9/10 · policy: ~all

  • warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

243ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

149ms
FieldValue
Serial2417955768
Primary NS (MNAME)pola.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-10 11:56:10
FieldValue
RegistrarRealtime Register B.V.
Registered2025-06-15
Expires2027-06-14 (234d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
155ms
A
80ms
MX
141ms
AAAA
137ms
TXT
332ms
CAA
103ms
HTTPS
144ms
TLSA
862ms
SOA
149ms
MTA-STS
172ms
DNSSEC
243ms
SRV
180ms
Total
2501ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 17:29:26 shown 2501ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-11 15:15:15 4087ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-18 01:11:57 1343ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-04 12:10:54 4967ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-23 04:19:44 8241ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-13 03:24:25 7416ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-02 13:05:58 3079ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-20 19:20:47 2835ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-16 17:11:41 2285ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-16 17:10:11 427ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-16 17:10:08 4501ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-16 17:00:29 2879ms 2 NS 2 A 3 MX 🔓 Insecure
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