koa2.com - robtex.com
koa2.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=1771291435 | ||||||
Subdomains
Same first word
koa2.com |
Similar names
oak2.com |
kao2.com |
o2ka.com |
oka2.com |
ka2o.com |
o2ka.biz |
ok2a.com |
2aok.com |
o2ak.com |
kao2.net |
2kao.com |
o2ak.net |
2oak.co.uk |
a2ko.com |
ok2a.org |
DNS History
10 records (4 active, 6 former)
●NSf1g1ns1.dnspod.net2026-03-14 → 2026-03-14 · 2 obs
● 2026-03-14 23:41:10
●NSf1g1ns2.dnspod.net2026-03-14 → 2026-03-14 · 2 obs
● 2026-03-14 23:41:10
○NSns01.cashparking.com2016-12-17 → 2017-07-06 · 3 obs
● 2017-07-06 20:08:42
○ 2026-03-14 23:41:10
○MX(root)2017-07-06 → 2017-07-06 · 3 obs
● 2017-07-06 20:08:42
○ 2026-03-14 23:41:10
○MX102017-07-06 → 2017-07-06 · 3 obs
● 2017-07-06 20:08:42
○ 2026-03-14 23:41:10
○MXmailstore1.secureserver.net2016-12-17 → 2016-12-17 · 3 obs
○ 2017-07-06 20:08:42
○ 2026-03-14 23:41:10
○MXsmtp.secureserver.net2016-12-17 → 2016-12-17 · 3 obs
○ 2017-07-06 20:08:42
○ 2026-03-14 23:41:10
○A184.168.221.962016-12-17 → 2017-07-06 · 3 obs
● 2017-07-06 20:08:42
○ 2026-03-14 23:41:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| koa2.com | f1g1ns1.dnspod.net, f1g1ns2.dnspod.net | - |
✅ Authoritative Response
Server: 1.13.76.35
NS records: f1g1ns1.dnspod.net, f1g1ns2.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koa2.com (unsigned zone)
⏱️ Timing
Total: 4176ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | f1g1ns2.dnspod.net, f1g1ns1.dnspod.net |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| SOA | 1 | f1g1ns1.dnspod.net freednsadmin.dnspod.c |
Analysis
Hierarchy
koa2.com is the parent of it.koa2.com and cdn.koa2.com.
Name Servers
Two name servers f1g1ns1.dnspod.net and f1g1ns2.dnspod.net handle the delegation for koa2.com.
koa2.com shares the same name server setup as other domains, for instance zgzjzx.com, qiaozhi.info, gdsgxy.com, hoitouchen.com and duriogames.com.
koa2.com at least partially shares name servers with other domains, for instance malifu.cn, e3call.com, cu-air.com, 998998.cn and sdzhiwensuo.com.
These name servers are commonly used with ns11.xincache.com and ns12.xincache.com.
Host names with eight IP numbers: f1g1ns2.dnspod.net points to 2402:4e00:111:fff::c, 1.12.0.1, 1.13.76.35, 36.155.149.35, 101.227.168.35, 106.39.207.235, 111.206.98.235 and 220.196.136.35.
Host names with seven IP numbers: f1g1ns1.dnspod.net points to 2402:4e00:1470:2::e, 1.12.0.4, 1.14.119.35, 111.13.13.35, 117.135.128.235, 125.94.59.235 and 163.177.5.35.
Mail Servers
koa2.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
koa2.com uses the same mail server setup as other domains, for instance mitex-china.com, hnhejian.com, bigplatano.work, yfqbcg.com and 100biotech.com.
koa2.com shares at least partially some mail servers with other domains, for instance heminmed.com, 1989x.net, culturedc.cn, unieos.com and gznemo.com.
these mail servers are commonly used together with mxw.mxhichina.com.
Names with two IP numbers: mxbiz1.qq.com points to 203.205.147.218 and 203.205.232.191.
Names with one IP number: mxbiz2.qq.com points to 203.205.232.191.
Names that point to 203.205.232.191: mxbiz1.qq.com and mxbiz2.qq.com.