k-sy.co - robtex.com
k-sy.co
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759626401 | ||||||
PTR for
Subdomains
mail.k-sy.co |
Same first word
Similar names
ys-k.jp |
y-sk.com |
ky-s.com |
sk-y.net |
y-sk.co.jp |
sk-y.biz |
ys-k.com |
sy-k.com |
sk-y.com |
s-ky.in |
ys-k.co.jp |
k-ys.jp |
y-ks.co.jp |
sk-y.de |
DNS History
8 records (7 active, 1 former)
●NSns1.mydyndns.org2015-08-18 → 2026-04-05 · 2 obs
● 2026-04-05 05:18:08
●NSns1144.dns.dyn.com2015-08-18 → 2026-04-05 · 2 obs
● 2026-04-05 05:18:08
●NSns2147.dns.dyn.com2015-08-18 → 2026-04-05 · 2 obs
● 2026-04-05 05:18:08
●NSns3143.dns.dyn.com2015-08-18 → 2026-04-05 · 2 obs
● 2026-04-05 05:18:08
●NSns4132.dns.dyn.com2015-08-18 → 2026-04-05 · 2 obs
● 2026-04-05 05:18:08
●MXmail.k-sy.co2015-08-18 → 2026-04-05 · 2 obs
● 2026-04-05 05:18:08
●A74.84.197.1972015-12-20 → 2026-04-05 · 3 obs
● 2015-12-20 09:08:14
● 2026-04-05 05:18:08
○A74.84.201.2352015-08-18 → 2015-10-15 · 4 obs
● 2015-10-15 09:05:38
○ 2015-12-20 09:08:14
○ 2026-04-05 05:18:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | c.registrydns.co, b.registrydns.co, d.registrydns.co, a.registrydns.co | - |
| k-sy.co | ns2147.dns.dyn.com, ns1144.dns.dyn.com, ns4132.dns.dyn.com, ns3143.dns.dyn.com | - |
✅ Authoritative Response
Server:108.59.170.201
NS records: ns2147.dns.dyn.com, ns1144.dns.dyn.com, ns4132.dns.dyn.com, ns3143.dns.dyn.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for k-sy.co (unsigned zone)
⏱️ Timing
Total: 1126ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 74.84.197.197 |
| NS | 4 | ns4132.dns.dyn.com, ns3143.dns.dyn.com... |
| MX | 1 | mail.k-sy.co (pri: 10) |
| TXT | 1 | v=spf1 mx ptr ip4:74.84.197.198 ~all |
| SOA | 1 | ns1.mydyndns.org zone-admin.dyndns.com |
Analysis
Hierarchy
mail.k-sy.co is a child of k-sy.co.
IP Addresses
k-sy.co resolves to one IP number: 74.84.197.197.
Name Servers
k-sy.co is delegated to five name servers: ns1.mydyndns.org, ns1144.dns.dyn.com, ns2147.dns.dyn.com, ns3143.dns.dyn.com and ns4132.dns.dyn.com.
k-sy.co at least partially shares name servers with other domains, including chliu.com, hughbrodie.com, labvalesousa.pt, redstone-rev.com and 3pi.net.
These name servers are commonly used with ns2.mydyndns.org, ns3.mydyndns.org, ns4.mydyndns.org, ns5.mydyndns.org, ns4192.dns.dyn.com, ns2200.dns.dyn.com, ns2132.dns.dyn.com, ns3153.dns.dyn.com, ns1194.dns.dyn.com and ns1188.dns.dyn.com.
Names with two IPs:
ns1.mydyndns.org points to 2600:2000:2100::c9 and 108.59.166.201.
ns1144.dns.dyn.com points to 2600:2000:2100::c9 and 108.59.166.201.
ns2147.dns.dyn.com points to 2600:2000:2110::c9 and 108.59.168.201.
ns3143.dns.dyn.com points to 2600:2000:2120::c9 and 108.59.170.201.
ns4132.dns.dyn.com points to 2600:2000:2130::c9 and 108.59.172.201.
Names pointing to 2600:2000:2100::c9: ns1.mydyndns.org and ns1144.dns.dyn.com.
Names pointing to 108.59.166.201: ns1.mydyndns.org and ns1144.dns.dyn.com.
Note: 2600:2000:2100::c9 and 108.59.166.201 are targets for both ns1.mydyndns.org and ns1144.dns.dyn.com.
Mail Servers
A single mail server handles k-sy.co, mail.k-sy.co.
Host name mail.k-sy.co resolves to a single IP: 74.84.197.198.