1stlevel.dk

📜 Historical scan 2026-08-03 15:39:52  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

1stlevel.dk is a .dk domain served by 2 nameservers (blair.ns.cloudflare.com, frank.ns.cloudflare.com). It was registered on 20 January 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.48.87 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by addvision-dk.mx1-dk.mailanyone.net, addvision-dk.mx2-dk.mailanyone.net and 1 more. The zone is not DNSSEC-signed, publishes a 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   213ms
NameserverIP addressesPTRASN / ISP
blair.ns.cloudflare.com 108.162.194.121
162.159.38.121
172.64.34.121
2606:4700:50::a29f:2679
2803:f800:50::6ca2:c279
2a06:98c1:50::ac40:2279		 blair.ns.cloudflare.com
blair.ns.cloudflare.com
blair.ns.cloudflare.com
blair.ns.cloudflare.com
blair.ns.cloudflare.com
blair.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
frank.ns.cloudflare.com 108.162.193.166
172.64.33.166
173.245.59.166
2606:4700:58::adf5:3ba6
2803:f800:50::6ca2:c1a6
2a06:98c1:50::ac40:21a6		 frank.ns.cloudflare.com
frank.ns.cloudflare.com
frank.ns.cloudflare.com
frank.ns.cloudflare.com
frank.ns.cloudflare.com
frank.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   203ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.48.87 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.183.8 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

3 records   175ms
PriorityTTLMail ServerIP addressesPTRASN
0 60s addvision-dk.mx1-dk.mailanyone.net 192.162.219.155
2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd		 mx41.electric.net
mx11.electric.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
20 60s addvision-dk.mx2-dk.mailanyone.net 192.162.219.155
2001:978:2a01:0:192:162:217:4		 mx41.electric.net
—		 AS16509 Amazon.com, Inc.
AS174 Cogent Communications, LLC
30 60s addvision-dk.mx3-dk.mailanyone.net 192.162.219.255 mx41.electric.net AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)#

2 records   193ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::ac43:b708 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::6815:3057 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   186ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.48.87,172.67.183.8 ech=AEX+DQBB0gAgACC0NquZTDPBe9VvOCVt58HHEFS9ygL5CTrUjLaW6HrgYAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:b708,2606:4700:3036::6815:3057

🔌 SRV Records#

1 records   317ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

4 records   389ms
TXT Record
MS=ms45589127
MS=ms96120491
v=spf1 a ip4:94.18.210.72 ip4:152.115.188.122 ip4:152.115.188.124 ip4:94.18.210.66 ip4:188.120.78.194 ip4:94.18.210.68 ip4:188.120.78.235 ip4:188.120.78.250 include:spf.protection.outlook.com include:servers.mcsv.net include:spf.mailanyone.net include:spf.eu.signature365.net -all
vpe=82cef861

✉️ SPF#

PolicyRecord (1stlevel.dk)
-all (hard fail) v=spf1 a ip4:94.18.210.72 ip4:152.115.188.122 ip4:152.115.188.124 ip4:94.18.210.66 ip4:188.120.78.194 ip4:94.18.210.68 ip4:188.120.78.235 ip4:188.120.78.250 include:spf.protection.outlook.com include:servers.mcsv.net include:spf.mailanyone.net include:spf.eu.signature365.net -all

📨 DMARC#

PolicyRecord (_dmarc.1stlevel.dk)
p=reject v=DMARC1; p=reject; rua=mailto:o8bxj2cx@ag.dmarcian.eu; ruf=mailto:o8bxj2cx@fr.dmarcian.eu

📬 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 2026-10-09 11:02:50
www104.21.48.87 172.67.183.8 2606:4700:3034::ac43:b708 2606:4700:3036::6815:3057 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
k1 dkim.mcsv.net RSA · ~1024 bit below 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: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

266ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2411219323
Primary NS (MNAME)blair.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-05 12:26:18
FieldValue
RegistrarASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered2009-01-20
Expires2027-01-31 (106d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
213ms
A
203ms
MX
175ms
AAAA
193ms
TXT
389ms
CAA
171ms
HTTPS
186ms
TLSA
285ms
SOA
0ms
MTA-STS
215ms
DNSSEC
266ms
SRV
317ms
Total
2913ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 11:02:50 944ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-04 02:22:27 2358ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-03 02:21:12 602ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-02 02:19:13 1139ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-27 01:16:00 1071ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-03 15:39:52 shown 2913ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-26 02:59:30 5298ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-24 09:35:52 1166ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-23 06:59:33 1142ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 12:43:17 765ms 2 NS 2 A 3 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone