blackbird.dk DNS records

🖥️ Nameservers2 records 219ms

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 226ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records7 records 216ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	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
20	3600s	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
20	3600s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx2.googlemail.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx3.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx4.googlemail.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
30	3600s	aspmx5.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-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 Records2 records 526ms

TXT Record
MS=ms20559769
v=spf1 include:servers.mcsv.net ?all

✉️ SPF

Policy	Record (blackbird.dk)
?all (neutral)	v=spf1 include:servers.mcsv.net ?all

📨 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

🔗 TLSA / DANE

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

🔐 DNSSEC399ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081601
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

219ms

A

226ms

MX

216ms

AAAA

214ms

TXT

526ms

CAA

196ms

HTTPS

186ms

TLSA

337ms

SOA

0ms

MTA-STS

300ms

DNSSEC

399ms

SRV

253ms

Total

5464ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 23:30:41	5464ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-08-12 08:43:05	1329ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-07-13 07:23:31	9320ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-07-11 12:50:01	2780ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-26 00:13:29	691ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-23 03:53:29	728ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-20 00:15:14	948ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-16 14:45:34	769ms	2 NS 1 A 7 MX	🔒 Secure	View