rn.dk

Records from scan: 2026-10-13 17:14:00  ·  2179ms total  ·  last checked 2026-10-20 01:31 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rn.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 27 January 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.53.131.10 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by rn-dk.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   80ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk 185.25.141.3
2a02:2339:4006:109::dd		 ns.dandomain.dk
ns.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dandomain.dk 2a02:2339:1:108::dd:dd
91.197.248.66		 ns2.dandomain.dk
ns2.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   146ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.53.131.10 600s — AS3292 TDC Holding A/S 87.48.0.0/13 🇩🇰 Denmark Silkeborg

📧 MX Records#

1 records   104ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s rn-dk.mail.protection.outlook.com 2a01:111:f403:c967::c
2a01:111:f403:ca04::4
2a01:111:f403:ca09::a
2a01:111:f403:ca38::8
52.101.103.140
52.101.185.21
52.101.209.28
52.101.68.15		 mail-cpjpr05cu00204.inbound.protection.outlook.com
mail-db4pr02cu00204.inbound.protection.outlook.com
mail-am7pr02cu00202.inbound.protection.outlook.com
mail-wa4pr04cu00100.inbound.protection.outlook.com
mail-miypr02cu00204.inbound.protection.outlook.com
mail-zrxpr05cu00105.inbound.protection.outlook.com
mail-cpjpr05cu00104.inbound.protection.outlook.com
mail-db6pr03cu00107.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#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.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   172ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 0 0 5061 sipfed.online.lync.com

📝 TXT Records#

14 records   350ms
TXT Record
_0oceu2zpw4c8943mkhcq5htlj3etf4x
_dl7hsc4mjirie7q1gp73p8b76qe1uq8
_fvgiad7z5w3c0n3s5vjuvs9nsrbllxy
_fzfguifv1z3sy49gal8agyu4otx4kbz
_utdlwv97rbivfl4vogd24zqkatpb3w9
apple-domain-verification=kjIiyumBnh6cBplm
asv=fdc58117e567ec01485a1010ffe096c7
atlassian-domain-verification=U/S4mn0Nk5PTXc9aXThkSPgaw48WmBahkTP2nEl9YcSIlQZjBWBwp5cyGRVRlmY3
DomainVerification=IL81B4FFLF3Y6QX3GPUVKYU0926GFKAEWZ0UWNA82C7QTMDO2YDQ9T0A6RYA83IZ
google-site-verification=H6GPZBDhji0XBNUCIKptWoU3puXPT_sQf4AX1Lw6Rag
have-i-been-pwned-verification=dweb_nho8q5b6rrt6bmn2vopifyp6
samsung-domain-verification=8f19435b-5cb6-4a44-9698-0b0021d26ae9
v=spf1 include:spf.ubivox.com include:o._spf.hostedsepo.dk include:spf.protection.outlook.com include:sendgrid.net a:c.spf.service-now.com include:_spf-hosting.eg.dk include:essprod0.templafy-ess.com ip4:62.70.4.47 ip4:80.196.242.132 ip4:80.196.242.133 ip4:80.196.242.200 ip4:81.207.100.149 ip4:95.128.25.130 ip4:104.40.144.230 ip4:176.22.243.23 ip4:176.22.243.91 ip4:185.101.89.170 ip4:199.91.137.8/29 ip4:94.130.228.67 ip4:185.31.77.170 ip4:185.31.77.172 ip4:185.31.76.171 ip4:185.31.78.25 ip4:185.31.79.183 ip4:185.31.79.168 ip4:212.98.103.125 ip4:212.88.77.41 ip4:212.88.77.42 ip4:93.90.117.1/24 iP4:185.163.188.0/24 ip4:86.58.133.128/25 ip4:93.90.115.1/24 ip4:185.163.188.0/23 ip4:147.29.236.1 ip4:147.29.238.1 ip4:94.231.96.0/20 ip4:188.244.78.174 ip4:87.118.67.8 ip4:76.22.243.91 ip4:77.247.70.244 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.0.0/16 ip4:5.79.88.64/26 ip4:5.79.99.192/26 ip4:89.188.72.237 ip4:149.72.220.174 ip4:87.53.131.96 ip4:157.90.15.36 ip4:188.244.78.161 ~all
w2p9tvmqsvh0nqzw36697gkz0mmrqzwq

✉️ SPF#

PolicyRecord (rn.dk)
~all (soft fail) v=spf1 include:spf.ubivox.com include:o._spf.hostedsepo.dk include:spf.protection.outlook.com include:sendgrid.net a:c.spf.service-now.com include:_spf-hosting.eg.dk include:essprod0.templafy-ess.com ip4:62.70.4.47 ip4:80.196.242.132 ip4:80.196.242.133 ip4:80.196.242.200 ip4:81.207.100.149 ip4:95.128.25.130 ip4:104.40.144.230 ip4:176.22.243.23 ip4:176.22.243.91 ip4:185.101.89.170 ip4:199.91.137.8/29 ip4:94.130.228.67 ip4:185.31.77.170 ip4:185.31.77.172 ip4:185.31.76.171 ip4:185.31.78.25 ip4:185.31.79.183 ip4:185.31.79.168 ip4:212.98.103.125 ip4:212.88.77.41 ip4:212.88.77.42 ip4:93.90.117.1/24 iP4:185.163.188.0/24 ip4:86.58.133.128/25 ip4:93.90.115.1/24 ip4:185.163.188.0/23 ip4:147.29.236.1 ip4:147.29.238.1 ip4:94.231.96.0/20 ip4:188.244.78.174 ip4:87.118.67.8 ip4:76.22.243.91 ip4:77.247.70.244 ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.0.0/16 ip4:5.79.88.64/26 ip4:5.79.99.192/26 ip4:89.188.72.237 ip4:149.72.220.174 ip4:87.53.131.96 ip4:157.90.15.36 ip4:188.244.78.161 ~all

📨 DMARC#

PolicyRecord (_dmarc.rn.dk)
p=reject v=DMARC1;p=reject;rua=mailto:w6y9biqi@ag.eu.dmarcadvisor.com;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

5 records   148ms
FlagsTagValue
0 iodef mailto:certmaster@rn.dk
0 issue certum.pl; validationmethods=dns-01
0 issue digicert.com; validationmethods=dns-01
0 issue letsencrypt.org
0 issuewild digicert.com; validationmethods=dns-01

🧩 Web & zone#

checked 2026-10-13 17:14:00
www87.53.131.10 (AS3292) (address records, no CNAME)
www vs bare domainSame network
rn.dk: 87.53.131.10 (AS3292)
www.rn.dk: 87.53.131.10 (AS3292)
WildcardNo
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

4 found
SelectorCNAMEKey
k1 dkim.mcsv.net RSA · ~1024 bit below 2048 bit
s1 s1.domainkey.u16178571.wl072.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u16178571.wl072.sendgrid.net RSA · ~1024 bit below 2048 bit
selector1 selector1-rn-dk._domainkey.rncloud.onmicrosoft.com 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: 8/10 · policy: ~all

  • warn 8 of the 10 allowed DNS lookups used: one more include can break SPF
  • info Record is 995 bytes: long SPF records risk UDP truncation

🔗 TLSA / DANE#

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

🔐 DNSSEC#

242ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

80ms
FieldValue
Serial2026101301
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-07 06:57:03
FieldValue
RegistrarDANDOMAIN A/S
Registered2004-01-27
Expires2028-01-31 (468d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
80ms
A
146ms
MX
104ms
AAAA
71ms
TXT
350ms
CAA
148ms
HTTPS
114ms
TLSA
873ms
SOA
80ms
MTA-STS
161ms
DNSSEC
242ms
SRV
172ms
Total
2179ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 17:14:00 shown 2179ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-09 04:29:51 1525ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-08 04:26:33 1263ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-07 06:33:47 1170ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-25 03:08:06 1637ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-15 22:22:49 1061ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-13 02:31:20 1264ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-06 04:27:56 1037ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-01 04:11:43 997ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-13 01:04:51 4592ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-11 16:56:18 9140ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-08 00:24:27 1087ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-09 03:57:55 2375ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-29 23:08:12 1051ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 19:51:03 994ms 2 NS 1 A 1 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone