blueprintlearning.dk

📜 Historical scan 2026-06-16 15:18:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

blueprintlearning.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 November 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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 440ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	—	—	—
ns02.one.com	—	—	—

🌍 A Records#

1 records 438ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	—	—	AS209242	—	—	—	—

📧 MX Records#

5 records 429ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	aspmx.l.google.com	142.251.9.27	rc-in-f27.1e100.net	AS15169 Google LLC
5	—	alt1.aspmx.l.google.com	192.178.211.27	lcbomp-in-f27.1e100.net	AS15169 Google LLC
5	—	alt2.aspmx.l.google.com	172.253.158.27	so-in-f27.1e100.net	AS15169 Google LLC
10	—	alt3.aspmx.l.google.com	192.178.230.26	yunrtab-in-f26.1e100.net	AS15169 Google LLC
10	—	alt4.aspmx.l.google.com	173.194.43.27	yudlsqd-in-f27.1e100.net	AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

5 records 1043ms

TXT Record
_public-suffix-root.blueprintlearning.dk TXT public-suffix-root=blueprintlearning.dk
amazonses:Af8r/9W8e4GXr0462u5juyJlkam9rjSkzTGe61288KE=
google-site-verification=akGqyCI0G-dQ7UWMAk0x08qdEemIjq1IJQtDtuU9TI0
proxy-ssl.webflow.com
v=spf1 include:spf.mandrillapp.com include:eu.zcsend.net ~all

✉️ SPF#

Policy	Record (blueprintlearning.dk)
~all (soft fail)	v=spf1 include:spf.mandrillapp.com include:eu.zcsend.net ~all

📨 DMARC#

Policy	Record (_dmarc.blueprintlearning.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc-reports@blueprintlearning.dk

📬 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 2026-10-11 03:14:30

www CNAME	cdn.webflow.com (all on webflow.com) → 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
www vs bare domain	Same network blueprintlearning.dk: 198.202.211.1 (AS209242) www.blueprintlearning.dk: 198.202.211.1 2620:cb:2000::1 (AS13335 AS209242)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

976ms

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

🏷️ SOA#

441ms

Field	Value
Serial	2026012201
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 2026-10-08 21:27:41

Field	Value
Registrar	ONE.COM A/S
Registered	2021-11-19
Expires	2026-11-18 (28d)

📋 WHOIS#

⏱️ Lookup Timing#

440ms

438ms

429ms

AAAA

416ms

TXT

1043ms

CAA

450ms

HTTPS

428ms

TLSA

444ms

SOA

441ms

MTA-STS

516ms

DNSSEC

976ms

SRV

0ms

Total

4181ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-13 00:49:58	6464ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-23 03:09:51	1375ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-26 01:38:06	727ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-24 08:58:00	3369ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-24 04:54:42	1104ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 15:18:16 shown	4181ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-16 15:14:31	5454ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-16 15:04:22	3765ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-16 15:00:39	647ms	2 NS 1 A 5 MX	🔒 Secure