rtb.dk - robtex.com
rtb.dk
dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | b.nic.dk ⭐ | ||||||
| NS | c.nic.dk | ||||||
| NS | h.nic.dk | ||||||
| NS | l.nic.dk | ||||||
| NS | s.nic.dk | ||||||
| NS | t.nic.dk | ||||||
| TXT | DK zone updateEpoch 1778339701localtime Sat May 9 17:15:01 2026gmtime Sat Ma... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1778339881 | ||||||
Subdomains
mail.rtb.dk |
Same first word
Similar names
DNS History
15 records (9 active, 6 former)
●NSns1.dlx.dk2026-02-22 → 2026-05-09 · 3 obs
● 2026-02-22 20:00:16
● 2026-05-09 15:44:36
○NSns1.gratisdns.dk2015-08-21 → 2021-06-09 · 4 obs
● 2021-06-09 22:01:12
○ 2026-02-22 20:00:16
○ 2026-05-09 15:44:36
●NSns2.dlx.dk2026-02-22 → 2026-05-09 · 3 obs
● 2026-02-22 20:00:16
● 2026-05-09 15:44:36
○NSns2.gratisdns.dk2015-08-21 → 2021-06-09 · 4 obs
● 2021-06-09 22:01:12
○ 2026-02-22 20:00:16
○ 2026-05-09 15:44:36
○NSns3.gratisdns.dk2015-08-21 → 2021-06-09 · 4 obs
● 2021-06-09 22:01:12
○ 2026-02-22 20:00:16
○ 2026-05-09 15:44:36
○NSns4.gratisdns.dk2015-08-21 → 2021-06-09 · 4 obs
● 2021-06-09 22:01:12
○ 2026-02-22 20:00:16
○ 2026-05-09 15:44:36
○NSns5.gratisdns.dk2015-08-21 → 2021-06-09 · 4 obs
● 2021-06-09 22:01:12
○ 2026-02-22 20:00:16
○ 2026-05-09 15:44:36
●MXalt1.aspmx.l.google.com2015-08-21 → 2026-05-09 · 2 obs
● 2026-05-09 15:44:36
●MXalt2.aspmx.l.google.com2015-08-21 → 2026-05-09 · 2 obs
● 2026-05-09 15:44:36
●MXaspmx.l.google.com2015-08-21 → 2026-05-09 · 2 obs
● 2026-05-09 15:44:36
●MXaspmx2.googlemail.com2015-08-21 → 2026-05-09 · 2 obs
● 2026-05-09 15:44:36
●MXaspmx3.googlemail.com2015-08-21 → 2026-05-09 · 2 obs
● 2026-05-09 15:44:36
●MXaspmx4.googlemail.com2015-08-21 → 2026-05-09 · 2 obs
● 2026-05-09 15:44:36
●MXaspmx5.googlemail.com2015-08-21 → 2026-05-09 · 2 obs
● 2026-05-09 15:44:36
○A92.61.149.2222015-08-21 → 2021-06-09 · 4 obs
● 2021-06-09 22:01:12
○ 2026-02-22 20:00:16
○ 2026-05-09 15:44:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, l.nic.dk, h.nic.dk, c.nic.dk... | - |
| rtb.dk | ns2.dlx.dk, ns1.dlx.dk | 4 records |
✅ Authoritative Response
Server:185.208.212.124
NS records: ns2.dlx.dk, ns1.dlx.dk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 790ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.dlx.dk, ns2.dlx.dk |
| MX | 7 | alt1.aspmx.l.google.com (pri: 5), aspmx5.googlemail.com (pri: 10)... |
| TXT | 1 | v=spf1 include:_spf.google.com -all |
| SOA | 1 | ns1.dlx.dk ks.dlx.dk |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.dlx.dk, ns1.dlx.dk, ns2.dlx.dk...)
Analysis
Hierarchy
rtb.dk is the parent of mail.rtb.dk.
Name Servers
rtb.dk is delegated to two name servers: ns1.dlx.dk and ns2.dlx.dk.
rtb.dk uses the same name server setup as other domains such as moneyback.dk, viptel.eu, albertrex.dk, webhosting1.dk and ttm.dk.
rtb.dk shares name servers with other domains at least partially, for example ready2clean.dk, michaels-automobiler.dk, floristshop.dk, lsi-swim.dk and interfiora.dk.
Host names with two IP numbers:
ns1.dlx.dk points to 2a00:1b18:1337:1337::53 and 46.30.121.210; ns2.dlx.dk points to 2a00:1b19:1337:1337::53 and 185.208.212.124.
Mail Servers
rtb.dk is handled by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
rtb.dk shares mail servers with other domains at least partially; for instance greendoormedia.net, ai.se, ns500724.ns500737.ns500724.ns500599.ns500737.ns500724.ns500737.ns500583.ns500599.ns500583.ns500669.www.yummyflingsfinder.com, ns500737.ns500599.ns500737.ns500599.ns500599.ns500724.ns500724.ns500724.ns500724.ns500724.ns500724.ns500599.ns500599.ns500599.ns500599.ns500631.www.yummyflingsfinder.com and ns500699.ns500693.ns500693.ns500699.ns500699.ns500693.ns500588.ns500693.ns500699.ns500699.ns500693.ns500693.ns500588.ns500612.ns500588.ns500612.dtrkdll.com.
these mail servers are commonly used alongside alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host names with two IPs:
aspmx2.googlemail.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26
aspmx3.googlemail.com points to 2a00:1450:400b:c02::1a and 172.253.116.27
aspmx4.googlemail.com points to 2a00:1450:4009:c0f::1b and 192.178.223.26
aspmx5.googlemail.com points to 2607:f8b0:4001:c70::1b and 192.178.209.27
aspmx.l.google.com points to 2607:f8b0:4004:c17::1a and 192.178.155.27
alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.26
alt2.aspmx.l.google.com points to 2607:f8b0:4023:3003::1a and 172.253.145.26
Hosts pointing to 192.178.128.26: aspmx2.googlemail.com and alt1.aspmx.l.google.com