bert.tk - dns.ninja
bert.tk
tk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 217.119.57.22 | ||||||
| NS | a.ns.tk ⭐ | ||||||
| NS | b.ns.tk | ||||||
| NS | c.ns.tk | ||||||
| NS | d.ns.tk | ||||||
| SOA | a.ns.tkjoost\@zuurbier.dot.tk serial=1784108521 | ||||||
Same first word
Similar names
DNS History
11 records (8 active, 3 former)
●NSns1045.ui-dns.biz2026-03-08 → 2026-07-15 · 2 obs
● 2026-07-15 18:18:46
●NSns1045.ui-dns.com2026-03-08 → 2026-07-15 · 2 obs
● 2026-07-15 18:18:46
●NSns1045.ui-dns.org2026-03-08 → 2026-07-15 · 2 obs
● 2026-07-15 18:18:46
○MXmail.b-io.co2016-11-26 → 2016-11-26 · 4 obs
● 2016-11-26 08:38:58
○ 2026-03-08 01:41:54
○ 2026-07-15 18:18:46
○MXmx-host.dot.tk2015-06-06 → 2016-04-19 · 4 obs
● 2016-04-19 14:14:54
○ 2016-11-26 08:38:58
○ 2026-07-15 18:18:46
●MXmx00.ionos.com2026-03-08 → 2026-07-15 · 3 obs
● 2026-03-08 01:41:54
● 2026-07-15 18:18:46
●MXmx01.ionos.com2026-03-08 → 2026-07-15 · 3 obs
● 2026-03-08 01:41:54
● 2026-07-15 18:18:46
○A195.20.44.932015-06-06 → 2016-11-26 · 4 obs
● 2016-11-26 08:38:58
○ 2026-03-08 01:41:54
○ 2026-07-15 18:18:46
●A2607:f1c0:100f:f000::25b2026-03-08 → 2026-07-15 · 3 obs
● 2026-03-08 01:41:54
● 2026-07-15 18:18:46
●A74.208.236.1342026-03-08 → 2026-07-15 · 3 obs
● 2026-03-08 01:41:54
● 2026-07-15 18:18:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tk | d.ns.tk, a.ns.tk, b.ns.tk, c.ns.tk | 8 records |
| bert.tk | ns1045.ui-dns.de, ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.org | - |
✅ Authoritative Response
Server:217.160.83.45
NS records: ns1045.ui-dns.de, ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tk (unsigned zone)
⏱️ Timing
Total: 1370ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 74.208.236.134 |
| AAAA | 1 | 2607:f1c0:100f:f000::25b |
| NS | 4 | ns1045.ui-dns.biz, ns1045.ui-dns.org... |
| MX | 2 | mx00.ionos.com (pri: 10), mx01.ionos.com (pri: 10) |
| TXT | 1 | v=spf1 include:_spf-us.ionos.com ~all |
| SOA | 1 | ns1045.ui-dns.com hostmaster.1und1.com |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (d.ns.tk, c.ns.tk, b.ns.tk...)
Analysis
IP Addresses
bert.tk directs to two IP numbers, 74.208.236.134 and 2607:f1c0:100f:f000::25b
www.fcpchealth.com, bahl.us, boomdiamonds.com and two other host names share IP numbers with bert.tk.
Name Servers
The authoritative name servers for bert.tk are ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.de and ns1045.ui-dns.org.
bert.tk partially shares its NS delegation with several other domains, including travel-card.de, praxis-dr-frank-koch.de, ace-chem.com.mx and two others.
These name servers often co-occur with the name servers ns1047.ui-dns.com.
ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.de and ns1045.ui-dns.org each carry two IP addresses. ns1045.ui-dns.biz has 185.132.33.45 and 2607:f1c0:fe:53:185:132:33:45; ns1045.ui-dns.com has 217.160.82.45 and 2001:8d8:fe:53:0:d9a0:522d:100; ns1045.ui-dns.de has 185.132.32.45 and 2607:f1c0:fe:53:185:132:32:45; ns1045.ui-dns.org has 217.160.83.45 and 2001:8d8:fe:53:0:d9a0:532d:100.
Mail Servers
Mail for bert.tk is handled by two mail servers — mx00.ionos.com and mx01.ionos.com.
bert.tk uses an identical mail server configuration to several other domains — among them exclusiveversion.com, danyulbrown.com, gesker.com and two more.
At least a portion of bert.tk's mail servers are also used by other domains, for example stuartadelman.com.
mx00.ionos.com resolves to 74.208.5.3. mx01.ionos.com resolves to 74.208.5.21. Both host names point to a single IP number.