congkai.com - robtex.com
congkai.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns2.afternic.com ⭐ | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| NS | ns1.afternic.com | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns2.afternic.comdns@jomax.net serial=1 | ||||||
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=1784596132 | ||||||
Previously MX for
congkai.com |
Subdomains
www.congkai.com |
Same first word
Similar names
DNS History
17 records (4 active, 13 former)
○NSams-ns1.websitehostserver.net2020-02-12 → 2020-02-12 · 4 obs
● 2020-02-12 01:39:08
○ 2026-02-16 13:49:46
○ 2026-07-21 01:12:48
○NSchi-ns1.websitehostserver.net2020-02-12 → 2020-02-12 · 4 obs
● 2020-02-12 01:39:08
○ 2026-02-16 13:49:46
○ 2026-07-21 01:12:48
○NSchi-ns2.websitehostserver.net2020-02-12 → 2020-02-12 · 4 obs
● 2020-02-12 01:39:08
○ 2026-02-16 13:49:46
○ 2026-07-21 01:12:48
●NSns1.afternic.com2026-02-16 → 2026-07-21 · 3 obs
● 2026-02-16 13:49:46
● 2026-07-21 01:12:48
○NSns1.alphaelite.net2015-08-11 → 2016-03-04 · 4 obs
● 2016-03-04 21:39:28
○ 2016-06-19 23:18:06
○ 2026-07-21 01:12:48
○NSns13.alphaelite.net2016-06-19 → 2017-02-17 · 5 obs
● 2016-06-19 23:18:06
● 2017-02-17 18:25:22
○ 2020-02-12 01:39:08
○ 2026-07-21 01:12:48
○NSns14.alphaelite.net2016-06-19 → 2017-02-17 · 5 obs
● 2016-06-19 23:18:06
● 2017-02-17 18:25:22
○ 2020-02-12 01:39:08
○ 2026-07-21 01:12:48
●NSns2.afternic.com2026-02-16 → 2026-07-21 · 3 obs
● 2026-02-16 13:49:46
● 2026-07-21 01:12:48
○NSns2.alphaelite.net2015-08-11 → 2016-03-04 · 4 obs
● 2016-03-04 21:39:28
○ 2016-06-19 23:18:06
○ 2026-07-21 01:12:48
○MX.2026-02-16 → 2026-02-16 · 4 obs
● 2026-02-16 13:49:46
○ 2026-03-04 08:06:24
○ 2026-07-21 01:12:48
○MXcongkai.com2020-02-12 → 2026-02-16 · 5 obs
● 2020-02-12 01:39:08
● 2026-02-16 13:49:46
○ 2026-03-04 08:06:24
○ 2026-07-21 01:12:48
○MXmail.congkai.com2015-08-11 → 2017-02-17 · 4 obs
● 2017-02-17 18:25:22
○ 2020-02-12 01:39:08
○ 2026-07-21 01:12:48
●A13.248.169.482026-02-16 → 2026-07-21 · 3 obs
● 2026-02-16 13:49:46
● 2026-07-21 01:12:48
○A184.154.24.342020-02-12 → 2020-02-12 · 4 obs
● 2020-02-12 01:39:08
○ 2026-02-16 13:49:46
○ 2026-07-21 01:12:48
○A202.55.82.1312015-08-11 → 2016-03-04 · 4 obs
● 2016-03-04 21:39:28
○ 2016-06-19 23:18:06
○ 2026-07-21 01:12:48
○A202.55.82.1432016-06-19 → 2017-02-17 · 5 obs
● 2016-06-19 23:18:06
● 2017-02-17 18:25:22
○ 2020-02-12 01:39:08
○ 2026-07-21 01:12:48
●A76.223.54.1462026-02-16 → 2026-07-21 · 3 obs
● 2026-02-16 13:49:46
● 2026-07-21 01:12:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| congkai.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for congkai.com (unsigned zone)
⏱️ Timing
Total: 205ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
Hierarchy
www.congkai.com is a subdomain of congkai.com.
IP Addresses
congkai.com points to the IP addresses 13.248.169.48 and 76.223.54.146
regenhomes.com, environmentalhomes.com, dc-1d66e54c.daily.us.com and two other host names share IP numbers with congkai.com.
Name Servers
Two name servers handle the delegation for congkai.com: ns1.afternic.com and ns2.afternic.com.
congkai.com uses the same name servers as several other domains — among them murnin.com, mail.ageneric.com, usdentalimplants.com and two more.
The name servers of congkai.com overlap at least partially with those of other domains — among them screetch.com, atdraw.com, rosehillwellness.com and two more.
ns1.afternic.com and ns2.afternic.com both carry two IP addresses. The A records for ns1.afternic.com are 97.74.98.69 and 2603:5:2126::45; the A records for ns2.afternic.com are 173.201.66.69 and 2603:5:2226::45.