bo-syn.dk

Records from scan: 2026-10-19 18:49:38 · 3049ms total · last checked 2026-10-20 22:45 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bo-syn.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 May 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.8.37.19 is hosted by Norlys Telco A/S (AS3308) in Denmark. Mail is handled by bosyn-dk0e.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 118ms

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 99ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.8.37.19	43200s	—	AS3308	Norlys Telco A/S	193.8.36.0/23	🇩🇰 Denmark	Ølstykke

📧 MX Records#

1 records 117ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	bosyn-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca04::c 2a01:111:f403:ca48::10 2a01:111:f403:ca48::c 52.101.103.140 52.101.103.39 52.101.185.114 52.101.73.126	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-am8pr83cu00106.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 219ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 333ms

TXT Record
MS=ms88109477
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (bo-syn.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.bo-syn.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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#

checked 2026-10-19 18:49:39

www	193.8.37.19 (AS3308) (address records, no CNAME)
www vs bare domain	Same network bo-syn.dk: 193.8.37.19 (AS3308) www.bo-syn.dk: 193.8.37.19 (AS3308)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

242ms

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

🏷️ SOA#

71ms

Field	Value
Serial	2026101901
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 2026-10-14 10:55:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-05-20
Expires	2027-05-31 (221d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
ohraadgivning.dk	Punktum dk A/S (direct)
ohrådgivning.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

118ms

99ms

117ms

AAAA

79ms

TXT

333ms

CAA

148ms

HTTPS

127ms

TLSA

1418ms

SOA

71ms

MTA-STS

197ms

DNSSEC

242ms

SRV

219ms

Total

3049ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 18:49:38 shown	3049ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-14 10:34:19	1250ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 18:50:19	1293ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 16:29:36	1989ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 15:21:18	971ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-24 14:47:24	1909ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:15:44	589ms	2 NS 1 A 1 MX	🔒 Secure