ctda.com - robtex.com
ctda.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=1792602681 | ||||||
Previously MX for
ctda.com |
Same first word
ctda.synology.me |
ctda.cn |
ctda.net |
ctda.uk |
ctda.ru |
ctda.asia |
ctda.com.au |
ctda.de |
ctda.org |
ctda.mx |
ctda.edu.vn |
ctda.co.uk |
ctda.com.br |
ctda.com.mx |
ctda.com.ar |
ctda.fr |
ctda.com |
ctda.ca |
ctda.co |
Similar names
Previous names
ctd64.com |
ctd65.com |
ctd66.com |
ctd67.com |
ctd68.com |
ctd69.com |
ctd7.com |
ctd70.com |
ctd76.com |
ctd77.com |
ctd777.com |
ctd789.com |
ctd8.com |
ctd88.com |
ctd8888.com |
ctd9.com |
ctd93.com |
ctd999.com |
Next names
DNS History
20 records (13 active, 7 former)
○NSns1.bluehost.com2015-08-31 → 2017-05-19 · 4 obs
● 2017-05-19 08:16:54
○ 2026-08-19 12:03:54
○ 2026-10-21 17:28:52
○NSns2.bluehost.com2015-08-31 → 2017-05-19 · 4 obs
● 2017-05-19 08:16:54
○ 2026-08-19 12:03:54
○ 2026-10-21 17:28:52
●NSnsd1.squarespacedns.com2026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●NSnsd2.squarespacedns.com2026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●NSnsd3.squarespacedns.com2026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●NSnsd4.squarespacedns.com2026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●MXalt1.aspmx.l.google.com2026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●MXalt2.aspmx.l.google.com2026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●MXalt3.aspmx.l.google.com2026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●MXalt4.aspmx.l.google.com2026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●MXaspmx.l.google.com2026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
○MXctda.com2015-08-31 → 2016-01-06 · 4 obs
● 2016-01-06 21:30:34
○ 2016-04-06 02:20:00
○ 2026-10-21 17:28:52
○MXfallbackmx.spamexperts.eu2016-04-06 → 2017-05-19 · 5 obs
● 2016-04-06 02:20:00
● 2017-05-19 08:16:54
○ 2026-08-19 12:03:54
○ 2026-10-21 17:28:52
○MXlastmx.spamexperts.net2016-04-06 → 2017-05-19 · 5 obs
● 2016-04-06 02:20:00
● 2017-05-19 08:16:54
○ 2026-08-19 12:03:54
○ 2026-10-21 17:28:52
○MXmx.spamexperts.com2016-04-06 → 2017-05-19 · 5 obs
● 2016-04-06 02:20:00
● 2017-05-19 08:16:54
○ 2026-08-19 12:03:54
○ 2026-10-21 17:28:52
●A198.185.159.1442026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●A198.185.159.1452026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●A198.49.23.1442026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
●A198.49.23.1452026-08-19 → 2026-10-21 · 3 obs
● 2026-08-19 12:03:54
● 2026-10-21 17:28:52
○A66.147.244.552015-08-31 → 2017-05-19 · 4 obs
● 2017-05-19 08:16:54
○ 2026-08-19 12:03:54
○ 2026-10-21 17:28:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net... | - |
| ctda.com | nsd1.squarespacedns.com, nsd2.squarespacedns.com, nsd3.squarespacedns.com, nsd4.squarespacedns.com | 4 records |
✅ Authoritative Response
Server:216.239.34.109
NS records: nsd1.squarespacedns.com, nsd2.squarespacedns.com, nsd3.squarespacedns.com, nsd4.squarespacedns.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 828ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 198.185.159.144, 198.49.23.144... |
| NS | 4 | nsd4.squarespacedns.com, nsd3.squarespacedns.com... |
| MX | 5 | alt2.aspmx.l.google.com (pri: 5), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 3 | v=spf1 include:_spf.google.com include:u, google-site-verification=mkkKTqdn-LCo9I7... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2", |
| SOA | 1 | nsd1.squarespacedns.com cloud-dns-hostma |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (nsd1.squarespacedns.com, nsd2.squarespacedns.com, nsd3.squarespacedns.com...)
Analysis
IP Addresses
ctda.com points to the four IP addresses 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.
bagofteeth.org, diriyahemrtp.com, ccsolar.cc and two other host names share IP numbers with ctda.com.
Name Servers
The authoritative name servers for ctda.com are nsd1.squarespacedns.com, nsd2.squarespacedns.com, nsd3.squarespacedns.com and nsd4.squarespacedns.com.
There is at least partial name server overlap between ctda.com and other domains — sean-maher.com, ortopediabolzani.com, ktb-co.com and two more among them.
Each of the four hosts nsd1.squarespacedns.com, nsd2.squarespacedns.com, nsd3.squarespacedns.com and nsd4.squarespacedns.com points to a single IP address — nsd1.squarespacedns.com points to 216.239.32.109, nsd2.squarespacedns.com points to 216.239.34.109, nsd3.squarespacedns.com points to 216.239.36.109 and nsd4.squarespacedns.com points to 216.239.38.109.
Mail Servers
ctda.com has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
ctda.com has at least partial mail server overlap with other domains such as pricedritehvac.com, xsyscomputers.com, globalfiremexico.com and two more.
The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.
Hostnames that resolve to two IP addresses:
aspmx.l.google.com points to 142.251.167.26 and 2607:f8b0:4004:c2d::1a.
alt1.aspmx.l.google.com points to 192.178.234.27 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com points to 172.253.152.26 and 2a00:1450:4010:c22::1b.
alt4.aspmx.l.google.com points to 192.179.20.27 and 2404:6800:4000:1027::1b.