redbarnet.dk

📜 Historical scan 2026-10-07 20:22:54  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

redbarnet.dk is a .dk domain served by 2 nameservers (betty.ns.cloudflare.com, simon.ns.cloudflare.com). It was registered on 6 August 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.26.8.47 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by redbarnet-dk.a-v1.mx.microsoft. The zone is DNSSEC-signed and validates, publishes a 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   45ms

🌍 A Records#

3 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.26.8.47 300s — AS13335 Cloudflare, Inc. 104.26.0.0/20 — —
104.26.9.47 300s — AS13335 Cloudflare, Inc. 104.26.0.0/20 — —
172.67.73.52 300s — AS13335 Cloudflare, Inc. 172.67.64.0/18 — —

📧 MX Records#

1 records   35ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)#

3 records   28ms

🔐 HTTPS Records#

1 records   45ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.26.8.47,104.26.9.47,172.67.73.52 ipv6hint=2606:4700:20::681a:82f,2606:4700:20::681a:92f,2606:4700:20::ac43:4934

🔌 SRV Records#

1 records   67ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

10 records   213ms
TXT Record
_globalsign-domain-verification=XN2JmYq2d3DSbzG_D3Z7UFtrPXCIL-e9o1kh5yJf1A
apple-domain-verification=02gBc4hbdULf9Y8G
bw=HziuR6FFu86DOWFjDJ5UZ2S9VUxmwSOXkJYoJsTMUKWX
canva-site-verification=ml_5IF-HX9EbCtPNL9YQhA
cloudflare_dashboard_sso=6f8d0c5ddbbaeb253685cb7ec456bb92
DomainVerification=Y6S2SEC7T63R6CXCO2YDQAWF6BPCDLHE8PJDW5PVZYMXHD3552MN4EDA4IVKZXG6
facebook-domain-verification=sft7seazm13f5olpktm31mcgfb0clz
google-site-verification=o97Msiwp2r5rjW9smG776cv1RVDw2T2tdE8lJ-k9anw
h8j77ejphqtmipqguapnsp24di
v=spf1 ip4:45.66.33.25 include:spf.topdesk.net include:spf.protection.outlook.com include:spf.adversus.io include:spf.dixa.io include:timengo._spf.redbarnet.dk -all

✉️ SPF#

📨 DMARC#

PolicyRecord (_dmarc.redbarnet.dk)
p=quarantine v=DMARC1; p=quarantine; sp=quarantine; pct=40; rua=mailto:dmarcreports-rua@redbarnet.dk; ruf=mailto:dmarcreports-ruf@redbarnet.dk;

📬 MTA-STS#

129ms
CheckResult
Status🧪 Testing
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modetesting
Policy ID20250414195430Z
max_age604800s
Policy MXredbarnet-dk.a-v1.mx.microsoft

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mailto:tls-report@redbarnet.dk

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-17 19:05:13
www104.26.8.47 104.26.9.47 172.67.73.52 2606:4700:20::681a:82f 2606:4700:20::681a:92f 2606:4700:20::ac43:4934 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

3 found
SelectorCNAMEKey
k1 dkim.mcsv.net RSA · ~1024 bit below 2048 bit
s1 s1.domainkey.u12806791.wl042.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u12806791.wl042.sendgrid.net 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: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

4 records   74ms
Service / OwnerTypeCert association
SMTP _25._tcp.redbarnet-dk.a-v1.mx.microsoft DANE-TA · Full cert · SHA-256 EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.redbarnet-dk.a-v1.mx.microsoft DANE-EE · SPKI · SHA-256 54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.redbarnet-dk.a-v1.mx.microsoft DANE-EE · SPKI · SHA-256 803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.redbarnet-dk.a-v1.mx.microsoft DANE-TA · Full cert · SHA-256 C1AD7778796D20BCA65C889A26550211…

🔐 DNSSEC#

60ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

25ms
FieldValue
Serial2416703758
Primary NS (MNAME)betty.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 00:57:42
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1996-08-06
Expires2027-07-31 (285d)

🔗 Same registrant#

22 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
45ms
A
35ms
MX
35ms
AAAA
28ms
TXT
213ms
CAA
42ms
HTTPS
45ms
TLSA
74ms
SOA
25ms
MTA-STS
129ms
DNSSEC
60ms
SRV
67ms
Total
551ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 19:05:13 1607ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-15 17:50:24 639ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-11 13:39:14 617ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-10 13:33:35 588ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-09 10:26:17 855ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-07 20:22:54 shown 551ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-05 21:33:33 1018ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-03 21:16:25 787ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-01 21:13:34 1236ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-30 21:03:29 959ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-30 03:58:31 1205ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-29 03:45:25 981ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-24 01:34:10 1017ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-19 08:21:53 1220ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-14 22:29:09 2329ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-07 19:30:27 3056ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-31 11:11:07 2306ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-30 05:03:10 1173ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-26 19:19:31 947ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-26 03:05:22 953ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-24 13:39:58 13383ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-22 05:51:04 10274ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-19 00:16:27 7063ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-17 06:50:23 6272ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-10 21:11:53 3671ms 2 NS 3 A 1 MX 🔒 Secure
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