ferb.dk

📜 Historical scan 2026-06-19 10:34:55  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ferb.dk is a .dk domain served by 2 nameservers (autumn.ns.cloudflare.com, eugene.ns.cloudflare.com). It was registered on 16 February 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.76.35 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by smtp.google.com. 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   44ms
NameserverIP addressesPTRASN / ISP
autumn.ns.cloudflare.com 108.162.194.148
162.159.38.148
172.64.34.148
2606:4700:50::a29f:2694
2803:f800:50::6ca2:c294
2a06:98c1:50::ac40:2294		 autumn.ns.cloudflare.com
autumn.ns.cloudflare.com
autumn.ns.cloudflare.com
autumn.ns.cloudflare.com
autumn.ns.cloudflare.com
autumn.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
eugene.ns.cloudflare.com 108.162.195.72
162.159.44.72
172.64.35.72
2606:4700:58::a29f:2c48
2803:f800:50::6ca2:c348
2a06:98c1:50::ac40:2348		 eugene.ns.cloudflare.com
eugene.ns.cloudflare.com
eugene.ns.cloudflare.com
eugene.ns.cloudflare.com
eugene.ns.cloudflare.com
eugene.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   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.76.35 600s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.186.150 600s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   35ms
PriorityTTLMail ServerIP addressesPTRASN
1 600s smtp.google.com 173.194.220.27
173.194.221.26
173.194.221.27
173.194.222.26
173.194.222.27
2a00:1450:4010:c0e::1a
2a00:1450:4010:c0e::1a
2a00:1450:4010:c0e::1b
2a00:1450:4010:c0e::1b
2a00:1450:4010:c20::1b
2a00:1450:4010:c22::1a		 lk-in-f27.1e100.net
lm-in-f26.1e100.net
lm-in-f27.1e100.net
lo-in-f26.1e100.net
lo-in-f27.1e100.net
lu-in-f26.1e100.net
lu-in-x1a.1e100.net
lu-in-x1b.1e100.net
lu-in-f27.1e100.net
yulppbn-in-f27.1e100.net
yulpptr-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records   35ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:4c23 600s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:ba96 600s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   44ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.76.35,172.67.186.150 ech=AEX+DQBBLgAgACBvIr9QoP3T1cYecx39ZGRW0HcaQ89Sg1+M+WBZnANUfwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4c23,2606:4700:3037::ac43:ba96

📝 TXT Records#

3 records   244ms
TXT Record
google-site-verification=18PYk2vEyqnzIIavmnKit2U0ss_TnJPlm2ezAnWZXP0
google-site-verification=ainB72KkUhwbvMvzMmfM0J6ESSuJ7sEUzUseoIcieiQ
v=spf1 include:_spf.google.com include:spf.mtasv.net ~all

✉️ SPF#

PolicyRecord (ferb.dk)
~all (soft fail) v=spf1 include:_spf.google.com include:spf.mtasv.net ~all

📨 DMARC#

PolicyRecord (_dmarc.ferb.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email

📬 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 12:01:30
wwwExists, no address
www vs bare domainwww does not resolve (all like this)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

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

🏷️ SOA#

43ms
FieldValue
Serial2406733934
Primary NS (MNAME)autumn.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-16 05:22:13
FieldValue
RegistrarSimply.com A/S
Registered2026-02-16
Expires2027-02-15 (121d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
44ms
A
42ms
MX
35ms
AAAA
35ms
TXT
244ms
CAA
50ms
HTTPS
44ms
TLSA
65ms
SOA
43ms
MTA-STS
50ms
DNSSEC
60ms
SRV
97ms
Total
1074ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-06 03:46:11 1595ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-04 03:05:59 707ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-17 11:04:26 1423ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-10 09:58:21 1394ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-22 07:11:06 8290ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-21 07:02:44 8951ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-17 23:59:58 1683ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-09 02:34:27 3209ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-24 12:01:45 1667ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-20 13:17:19 9851ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-01 23:05:13 1449ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-25 20:43:49 3313ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-19 18:36:50 756ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-19 10:34:55 shown 1074ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-17 09:21:39 1169ms 2 NS 2 A 1 MX 🔒 Secure
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