silverbullet-research.dk

Records from scan: 2026-10-01 01:44:17 · 968ms total · last checked 2026-10-18 23:17 (unchanged)

⬇ 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 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 53ms

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 44ms

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 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	silverbulletresearch-dk03b.mail.protection.outlook.com	2a01:111:f403:c967::c 2a01:111:f403:ca09::22 2a01:111:f403:ca21::a 2a01:111:f403:ca48::e 52.101.181.153 52.101.181.156 52.101.68.39 52.101.73.120	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am7pr02cu00300.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	104.21.35.64

🔷 AAAA Records (IPv6)#

2 records 63ms

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 47ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.35.64,172.67.214.88 ech=AEX+DQBB7gAgACBSTn1fMEYtFZypTHaGAi4yrig7Lzrr1OYRp4SSkJblVQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:2340,2606:4700:3032::ac43:d658

📝 TXT Records#

1 records 256ms

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#

checked 2026-10-11 13:46:37

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#

63ms

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

🏷️ SOA#

42ms

Field	Value
Serial	2415935432
Primary NS (MNAME)	cleo.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

53ms

44ms

AAAA

63ms

TXT

256ms

CAA

62ms

HTTPS

47ms

TLSA

402ms

SOA

42ms

MTA-STS

88ms

DNSSEC

63ms

SRV

110ms

Total

968ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 01:44:17 shown	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	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