kosanke.us - robtex.com
kosanke.us
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1776056935 | ||||||
Same first word
Similar names
DNS History
10 records (8 active, 2 former)
●NSns-us.1and1-dns.com2015-07-01 → 2026-04-13 · 2 obs
● 2026-04-13 05:22:02
●NSns-us.1and1-dns.de2015-07-01 → 2026-04-13 · 2 obs
● 2026-04-13 05:22:02
●NSns-us.1and1-dns.org2015-07-01 → 2026-04-13 · 2 obs
● 2026-04-13 05:22:02
●NSns-us.1and1-dns.us2015-07-01 → 2026-04-13 · 2 obs
● 2026-04-13 05:22:02
○A198.251.71.2462015-07-01 → 2018-07-11 · 4 obs
● 2018-07-11 10:01:18
○ 2026-03-30 15:09:50
○ 2026-04-13 05:22:02
○A2607:f1c0:1000:7029:94df:3d7d:920d:f0192015-07-01 → 2018-07-11 · 4 obs
● 2018-07-11 10:01:18
○ 2026-03-30 15:09:50
○ 2026-04-13 05:22:02
●A2607:f1c0:100f:f000::2f52026-03-30 → 2026-04-13 · 3 obs
● 2026-03-30 15:09:50
● 2026-04-13 05:22:02
●A74.208.236.2422026-03-30 → 2026-04-13 · 3 obs
● 2026-03-30 15:09:50
● 2026-04-13 05:22:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| kosanke.us | ns-us.1and1-dns.us, ns-us.1and1-dns.com, ns-us.1and1-dns.org, ns-us.1and1-dns.de | - |
✅ Authoritative Response
Server:217.160.81.2
NS records: ns-us.1and1-dns.us, ns-us.1and1-dns.com, ns-us.1and1-dns.org, ns-us.1and1-dns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kosanke.us (unsigned zone)
⏱️ Timing
Total: 611ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 74.208.236.242 |
| AAAA | 1 | 2607:f1c0:100f:f000::2f5 |
| NS | 4 | ns-us.1and1-dns.org, ns-us.1and1-dns.us... |
| MX | 2 | mx01.1and1.com (pri: 10), mx00.1and1.com (pri: 10) |
| SOA | 1 | ns-us.1and1-dns.com hostmaster.1and1.com |
Analysis
IP Addresses
Two IP numbers are pointed to by kosanke.us: 2607:f1c0:100f:f000::2f5 and 74.208.236.242.
other host names include sabey.org, customscreenprintingflorida.com, consejosi.org, sonnematile.com and www.colageno.com.mx; they share IP numbers with kosanke.us.
Name Servers
kosanke.us delegates to four name servers: ns-us.1and1-dns.com, ns-us.1and1-dns.de, ns-us.1and1-dns.org and ns-us.1and1-dns.us.
kosanke.us at least partially shares name servers with other domains, for instance mwmaa.com, kaweahdirect.biz, prcai.org, prostarsoftware.domains and marbmgmt.com.
These name servers are commonly used with the name servers ns51.1and1.com, ns52.1and1.com, ns57.1and1.com, ns58.1and1.com, ns1045.ui-dns.biz, ns1045.ui-dns.com, ns1045.ui-dns.de and ns1045.ui-dns.org.
Host names with two IP numbers: ns-us.1and1-dns.com points to 2001:8d8:fe:53:0:d9a0:5202:100 and 217.160.82.2; ns-us.1and1-dns.de points to 2001:8d8:fe:53:0:d9a0:5002:100 and 217.160.80.2; ns-us.1and1-dns.org points to 2001:8d8:fe:53:0:d9a0:5302:100 and 217.160.83.2; ns-us.1and1-dns.us points to 2001:8d8:fe:53:0:d9a0:5102:100 and 217.160.81.2.
Mail Servers
kosanke.us is handled by two mail servers: mx00.1and1.com and mx01.1and1.com.
kosanke.us uses the same mail server setup as other domains, for instance dwifaq.com, s94776341.onlinehome.us, captrustwealth.net, dccmm.com and karron.org.
kosanke.us shares at least partially some mail servers with other domains, for instance choicec.com, greenhouseofthefuture.com, mauikidsactivities.com, nazswimdive.org and u16117073.onlinehome-server.com.
these mail servers are commonly used alongside aspmx.l.google.com and alt1.aspmx.l.google.com.
Host names with one IP:
mx00.1and1.com points to: 74.208.5.3
mx01.1and1.com points to: 74.208.5.21