holm.dk DNS records

🖥️ Nameservers2 records 43ms

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 Records1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	600s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records7 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	aspmx.l.google.com	108.177.14.27 2a00:1450:4010:c06::1b 2a00:1450:4010:c06::1b	lt-in-f27.1e100.net lj-in-f27.1e100.net lj-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	3600s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	3600s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx3.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx4.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx5.googlemail.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 230ms

TXT Record
v=spf1 a:holm.dk ip4:207.126.144.0/20 ip4:64.18.0.0/20 ip4:74.125.148.0/22 ip4:80.243.123.228 ip4:81.27.222.49 include:_spf.google.com include:_spf.presscloud.com -all
WB=txSzxjJUmEqc3+PvxldDDg

✉️ SPF

Policy	Record (holm.dk)
-all (hard fail)	v=spf1 a:holm.dk ip4:207.126.144.0/20 ip4:64.18.0.0/20 ip4:74.125.148.0/22 ip4:80.243.123.228 ip4:81.27.222.49 include:_spf.google.com include:_spf.presscloud.com -all

📨 DMARC

Policy	Record (_dmarc.holm.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc-returned@holm.dk; ruf=mailto:dmarc-returned@holm.dk; fo=1; pct=100; adkim=s; aspf=s

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC129ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

46ms

MX

37ms

AAAA

48ms

TXT

230ms

CAA

51ms

HTTPS

55ms

TLSA

92ms

SOA

0ms

MTA-STS

90ms

DNSSEC

129ms

SRV

174ms

Total

1428ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-13 04:34:03	1428ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-07-18 10:05:54	2125ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-07-13 05:25:20	1563ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-20 07:15:27	1776ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-17 13:26:55	7609ms	2 NS 1 A 7 MX	🔒 Secure	View