asp-holmblad.dk

📜 Historical scan 2026-06-25 00:45:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

asp-holmblad.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 February 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 34.193.83.23 is hosted by Amazon.com, Inc. (AS14618) in United States. Mail is handled by aspholmblad-dk0i.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 155ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 142ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.193.83.23	3600s	ec2-34-193-83-23.compute-1.amazonaws.com	AS14618	Amazon.com, Inc.	34.192.0.0/12	🇺🇸 United States	Ashburn

📧 MX Records#

1 records 154ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	aspholmblad-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::8 2a01:111:f403:ca09::3 2a01:111:f403:ca09::8 52.101.68.16 52.101.68.21 52.101.73.28 52.101.73.30	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am7pr05cu00306.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#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.243.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 323ms

TXT Record
v=spf1 ip4:176.20.27.230 ip4:194.182.40.2 include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (asp-holmblad.dk)
~all (soft fail)	v=spf1 ip4:176.20.27.230 ip4:194.182.40.2 include:spf.protection.outlook.com ~all

📨 DMARC#

Policy	Record (_dmarc.asp-holmblad.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#

latest probe, not this scan · checked 2026-10-09 12:10:59

www	34.193.83.23 (AS14618) (address records, no CNAME)
www vs bare domain	Same network asp-holmblad.dk: 34.193.83.23 (AS14618) www.asp-holmblad.dk: 34.193.83.23 (AS14618)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u23654275.wl026.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u23654275.wl026.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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

203ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

160ms

Field	Value
Serial	2026060901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-09 12:40:53

Field	Value
Registrar	ONE.COM A/S
Registered	1999-02-24
Expires	2027-03-31 (159d)

📋 WHOIS#

⏱️ Lookup Timing#

155ms

142ms

154ms

AAAA

174ms

TXT

323ms

CAA

129ms

HTTPS

142ms

TLSA

193ms

SOA

160ms

MTA-STS

166ms

DNSSEC

203ms

SRV

271ms

Total

1101ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:10:59	2353ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 05:25:00	1259ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 07:26:19	1202ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 21:32:11	3344ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-10 10:55:57	1515ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 17:29:36	12581ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 00:45:34 shown	1101ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 13:34:41	1172ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 07:55:41	918ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 13:45:23	1164ms	2 NS 1 A 1 MX	🔒 Secure