holstschumacher.dk DNS records

🖥️ Nameservers2 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
donald.ns.cloudflare.com	108.162.193.158 172.64.33.158 173.245.59.158 2606:4700:58::adf5:3b9e 2803:f800:50::6ca2:c19e 2a06:98c1:50::ac40:219e	donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
serena.ns.cloudflare.com	108.162.192.220 172.64.32.220 173.245.58.220 2606:4700:50::adf5:3adc 2803:f800:50::6ca2:c0dc 2a06:98c1:50::ac40:20dc	serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records4 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.239.32.21	300s	any-in-2015.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.34.21	300s	any-in-2215.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.36.21	300s	any-in-2415.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.38.21	300s	any-in-2615.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—

📧 MX Records5 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1a	rd-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4000:1025::1a	lcdels-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4013:813::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.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
10	3600s	alt4.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.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 Records1 records 143ms

TXT Record
v=spf1 include:_spf.google.com -all

✉️ SPF

Policy	Record (holstschumacher.dk)
-all (hard fail)	v=spf1 include:_spf.google.com -all

📨 DMARC

Policy	Record (_dmarc.holstschumacher.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:3d595ba439344db8ad9ead2e6b40e428@dmarc-reports.cloudflare.net; sp=reject; 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)

🔐 DNSSEC103ms

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

🏷️ SOA0ms

Field	Value
Serial	2413437356
Primary NS (MNAME)	donald.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

27ms

A

33ms

MX

29ms

AAAA

27ms

TXT

143ms

CAA

29ms

HTTPS

26ms

TLSA

177ms

SOA

0ms

MTA-STS

60ms

DNSSEC

103ms

SRV

60ms

Total

3235ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 12:03:54	3235ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-08-28 01:17:05	708ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-08-27 00:20:29	1120ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-08-25 14:14:03	2056ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-08-16 13:09:58	4406ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-08-06 03:18:59	1492ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-07-22 00:18:44	4005ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-07-08 17:27:04	2906ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-07-06 09:47:44	1874ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-06-27 11:04:05	2786ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-06-22 09:55:29	1099ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-06-21 14:24:02	920ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 18:51:44	1689ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-06-17 11:37:12	3642ms	2 NS 4 A 7 MX	🔒 Secure	View