to-know-how.com - robtex.com
to-know-how.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1775106617 | ||||||
Same first word
to-know-how.com |
to-know-how.de |
Similar names
DNS History
13 records (7 active, 6 former)
●NSns1108.ui-dns.biz2026-04-02 → 2026-04-02 · 2 obs
● 2026-04-02 05:14:32
●NSns1108.ui-dns.com2026-04-02 → 2026-04-02 · 2 obs
● 2026-04-02 05:14:32
●NSns1108.ui-dns.org2026-04-02 → 2026-04-02 · 2 obs
● 2026-04-02 05:14:32
○NSns65.1und1.de2015-06-11 → 2017-07-01 · 3 obs
● 2017-07-01 20:39:36
○ 2026-04-02 05:14:32
○NSns66.1und1.de2015-06-11 → 2017-07-01 · 3 obs
● 2017-07-01 20:39:36
○ 2026-04-02 05:14:32
○MXmx00.kundenserver.de2015-06-11 → 2017-07-01 · 3 obs
● 2017-07-01 20:39:36
○ 2026-04-02 05:14:32
○MXmx01.kundenserver.de2015-06-11 → 2017-07-01 · 3 obs
● 2017-07-01 20:39:36
○ 2026-04-02 05:14:32
○A212.227.127.2062015-06-11 → 2016-04-06 · 4 obs
● 2016-04-06 14:33:02
○ 2016-11-24 23:59:54
○ 2026-04-02 05:14:32
●A217.160.0.402026-04-02 → 2026-04-02 · 2 obs
● 2026-04-02 05:14:32
○A217.160.233.2302016-11-24 → 2017-07-01 · 4 obs
● 2016-11-24 23:59:54
● 2017-07-01 20:39:36
○ 2026-04-02 05:14:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| to-know-how.com | ns1108.ui-dns.de, ns1108.ui-dns.biz, ns1108.ui-dns.org, ns1108.ui-dns.com | 2 records |
✅ Authoritative Response
Server:217.160.83.108
NS records: ns1108.ui-dns.de, ns1108.ui-dns.biz, ns1108.ui-dns.org, ns1108.ui-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for to-know-how.com (unsigned zone)
⏱️ Timing
Total: 1421ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.160.0.40 |
| NS | 4 | ns1108.ui-dns.biz, ns1108.ui-dns.de... |
| MX | 2 | mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10) |
| TXT | 1 | v=spf1 include:_spf-eu.ionos.com ~all |
| SOA | 1 | ns1108.ui-dns.biz hostmaster.1und1.de |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1108.ui-dns.com, ns1108.ui-dns.com)
Analysis
IP Addresses
to-know-how.com points to a single IP: 217.160.0.40.
Other host names, for instance feuerwehr-illerrieden.de, mastnet.de, morrisson.com, www.liltec.com and kuchria-noack.de share IP numbers with to-know-how.com.
Name Servers
to-know-how.com's delegation is handled by four name servers: ns1108.ui-dns.biz, ns1108.ui-dns.com, ns1108.ui-dns.de and ns1108.ui-dns.org.
to-know-how.com partially shares name servers with other domains; examples include cmsprofi.com, qualika.com, theroseandcrowncharlton.co.uk, hutze.com and b-o-t.eu.
These name servers are commonly used with ns1029.ui-dns.com, ns1060.ui-dns.de, ns1120.ui-dns.org, ns1062.ui-dns.org, ns1072.ui-dns.org and ns1032.ui-dns.de.
Host names with three IP numbers:
ns1108.ui-dns.de points to 2607:f1c0:fe:53:185:132:32:108, 185.132.32.108 and 217.160.80.108.
Host names with two IP numbers:
ns1108.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:516c:100 and 217.160.81.108.
ns1108.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:526c:100 and 217.160.82.108.
ns1108.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:536c:100 and 217.160.83.108.
Mail Servers
to-know-how.com is handled by two mail servers: mx00.ionos.de and mx01.ionos.de.
to-know-how.com has the same mail server setup as other domains, including ek-m.de, rewis.io, imbonline.de, my-balu.de and yoga-ganesha.com.
Host names with one IP number: The host name mx00.ionos.de points to 212.227.15.41 and the host name mx01.ionos.de points to 217.72.192.67.