silverbullet-research.dk

📜 Historical scan 2026-09-06 15:34:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

silverbullet-research.dk is a .dk domain served by 2 nameservers (cleo.ns.cloudflare.com, nelci.ns.cloudflare.com). It was registered on 24 March 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.35.64 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by silverbulletresearch-dk03b.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 108ms

Nameserver	IP addresses	PTR	ASN / ISP
cleo.ns.cloudflare.com	108.162.193.89 172.64.33.89 173.245.59.89 2606:4700:58::adf5:3b59 2803:f800:50::6ca2:c159 2a06:98c1:50::ac40:2159	cleo.ns.cloudflare.com cleo.ns.cloudflare.com cleo.ns.cloudflare.com cleo.ns.cloudflare.com cleo.ns.cloudflare.com cleo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nelci.ns.cloudflare.com	108.162.194.152 162.159.38.152 172.64.34.152 2606:4700:50::a29f:2698 2803:f800:50::6ca2:c298 2a06:98c1:50::ac40:2298	nelci.ns.cloudflare.com nelci.ns.cloudflare.com nelci.ns.cloudflare.com nelci.ns.cloudflare.com nelci.ns.cloudflare.com nelci.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 122ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.35.64	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.214.88	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 116ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	silverbulletresearch-dk03b.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09:: 2a01:111:f403:ca09::6 2a01:111:f403:ca48::a 52.101.103.137 52.101.103.143 52.101.68.12 52.101.68.39	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00607.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	172.67.214.88
🔶 Autoconfig	172.67.214.88

🔷 AAAA Records (IPv6)#

2 records 83ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:2340	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:d658	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 98ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.35.64,172.67.214.88 ech=AEX+DQBBkgAgACBgTrfUJ96qGkq+l7EvLXbUdThSpStb5dghXaVHn60tNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:2340,2606:4700:3032::ac43:d658

📝 TXT Records#

1 records 261ms

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

✉️ SPF#

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-21 02:22:07

www	104.21.35.64 172.67.214.88 2606:4700:3032::6815:2340 2606:4700:3032::ac43:d658 (AS13335) (address records, no CNAME)
www vs bare domain	Same network silverbullet-research.dk: 104.21.35.64 172.67.214.88 2606:4700:3032::6815:2340 2606:4700:3032::ac43:d658 (AS13335) www.silverbullet-research.dk: 104.21.35.64 172.67.214.88 2606:4700:3032::6815:2340 2606:4700:3032::ac43:d658 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 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#

189ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413861829
Primary NS (MNAME)	cleo.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-21 02:42:06

Field	Value
Registrar	Simply.com A/S
Registered	2019-03-24
Expires	2027-03-31 (160d)

🔗 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
silverbulletresearch.dk	Simply.com A/S
venuevalue.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

108ms

122ms

116ms

AAAA

83ms

TXT

261ms

CAA

112ms

HTTPS

98ms

TLSA

839ms

SOA

0ms

MTA-STS

164ms

DNSSEC

189ms

SRV

160ms

Total

1760ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 02:22:07	1112ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-01 01:44:17	968ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 05:03:04	863ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-27 00:02:59	1489ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-23 23:21:03	1296ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-17 04:05:42	1229ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-06 15:34:24 shown	1760ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-28 00:45:50	1533ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-10 03:38:28	9347ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-17 23:46:07	1741ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-16 20:35:34	2148ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 10:53:16	3997ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-21 15:49:11	1144ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 14:02:46	2008ms	4 NS 1 A 1 MX	🔒 Secure