holthermansen.dk

📜 Historical scan 2026-10-06 01:25:58  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holthermansen.dk is a .dk domain served by 2 nameservers (margo.ns.cloudflare.com, robin.ns.cloudflare.com). It was registered on 30 January 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.94.73 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ASPMX.L.GOOGLE.COM, ALT1.ASPMX.L.GOOGLE.COM and 3 more. The zone is DNSSEC-signed and validates, 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   325ms
NameserverIP addressesPTRASN / ISP
margo.ns.cloudflare.com 108.162.195.144
162.159.44.144
172.64.35.144
2606:4700:58::a29f:2c90
2803:f800:50::6ca2:c390
2a06:98c1:50::ac40:2390		 margo.ns.cloudflare.com
margo.ns.cloudflare.com
margo.ns.cloudflare.com
margo.ns.cloudflare.com
margo.ns.cloudflare.com
margo.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
robin.ns.cloudflare.com 108.162.192.218
172.64.32.218
173.245.58.218
2606:4700:50::adf5:3ada
2803:f800:50::6ca2:c0da
2a06:98c1:50::ac40:20da		 robin.ns.cloudflare.com
robin.ns.cloudflare.com
robin.ns.cloudflare.com
robin.ns.cloudflare.com
robin.ns.cloudflare.com
robin.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   268ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.94.73 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.220.144 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

5 records   277ms
PriorityTTLMail ServerIP addressesPTRASN
1 300s ASPMX.L.GOOGLE.COM 142.251.127.27
2a00:1450:4001:c21::1b		 lcfrai-in-f27.1e100.net
lcfrai-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 300s ALT1.ASPMX.L.GOOGLE.COM 142.250.147.27
2a00:1450:4025:c01::1a		 rd-in-f27.1e100.net
rd-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 300s ALT2.ASPMX.L.GOOGLE.COM 172.253.152.27
2a00:1450:4010:c22::1a		 yulpptr-in-f27.1e100.net
yulpptr-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s ALT3.ASPMX.L.GOOGLE.COM 192.178.211.27
2404:6800:4000:1025::1b		 lcbomp-in-f27.1e100.net
lcbomp-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s ALT4.ASPMX.L.GOOGLE.COM 192.178.158.27
2404:6800:4013:813::1b		 lcdels-in-f27.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records   271ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::ac43:dc90 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:5e49 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   97ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.94.73,172.67.220.144 ech=AEX+DQBByAAgACCBgUw+wNkoZkEbVegmdAtg+BIhGJYYYcKRo/aykRLsAAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:dc90,2606:4700:3037::6815:5e49

📝 TXT Records#

1 records   615ms
TXT Record
google-site-verification=lKboM_Y2Q-gSEnFyprcQqJXumwvOYQLTkMCO9TjXHbs

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-25 07:41:07
www104.21.94.73 172.67.220.144 2606:4700:3033::ac43:dc90 2606:4700:3037::6815:5e49 (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

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.holthermansen.dk 5v-sF-VGVeA43puFYxKWGOXpfFBkHSeeWNGtHksC_Pw

🔗 TLSA / DANE#

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

🔐 DNSSEC#

411ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

93ms
FieldValue
Serial2416646562
Primary NS (MNAME)margo.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-25 07:59:20
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2007-01-30
Expires2027-08-31 (309d)

🔗 Same registrant#

5 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).

DomainRegistrar
detkanduglemme.dkPunktum dk A/S (direct)
groher.dkPunktum dk A/S (direct)
grovehermansen.dkPunktum dk A/S (direct)
groves.dkPunktum dk A/S (direct)
jonhermansen.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
325ms
A
268ms
MX
277ms
AAAA
271ms
TXT
615ms
CAA
250ms
HTTPS
97ms
TLSA
774ms
SOA
93ms
MTA-STS
347ms
DNSSEC
411ms
SRV
357ms
Total
3100ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-25 07:41:07 2628ms 2 NS 2 A 5 MX 🔒 Secure
2026-10-10 05:06:45 1407ms 2 NS 2 A 5 MX 🔒 Secure
2026-10-06 01:25:58 shown 3100ms 2 NS 2 A 5 MX 🔒 Secure
2026-10-05 01:23:27 4064ms 2 NS 2 A 5 MX 🔒 Secure
2026-10-01 00:56:36 1187ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-29 20:20:20 1552ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-12 04:16:34 888ms 2 NS 2 A 5 MX 🔒 Secure
2026-09-06 18:10:39 2128ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-24 22:30:54 3128ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-18 16:50:30 4277ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-12 19:19:52 17828ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-11 15:38:57 4448ms 2 NS 2 A 5 MX 🔒 Secure
2026-08-06 10:33:58 17659ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-27 15:10:10 10968ms 2 NS 2 A 5 MX 🔒 Secure
2026-07-20 20:46:16 9328ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-27 15:20:37 1257ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-26 12:48:49 2099ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-23 19:40:51 1177ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 14:56:35 2223ms 2 NS 2 A 5 MX 🔒 Secure
2026-06-17 14:23:17 284ms 0 NS 0 A 0 MX ❓ Unknown
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