casttro.com - robtex.com
casttro.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=1786304079 | ||||||
Previously MX for
casttro.com |
Same first word
casttro.com |
Similar names
DNS History
19 records (9 active, 10 former)
●NSns-cloud-b1.googledomains.com2026-06-20 → 2026-08-09 · 3 obs
● 2026-06-20 20:35:30
● 2026-08-09 19:36:08
●NSns-cloud-b2.googledomains.com2026-06-20 → 2026-08-09 · 3 obs
● 2026-06-20 20:35:30
● 2026-08-09 19:36:08
●NSns-cloud-b3.googledomains.com2026-06-20 → 2026-08-09 · 3 obs
● 2026-06-20 20:35:30
● 2026-08-09 19:36:08
●NSns-cloud-b4.googledomains.com2026-06-20 → 2026-08-09 · 3 obs
● 2026-06-20 20:35:30
● 2026-08-09 19:36:08
○NSns1.canvas.net.br2017-06-17 → 2017-06-17 · 4 obs
● 2017-06-17 22:06:16
○ 2026-06-20 20:35:30
○ 2026-08-09 19:36:08
○NSns1.dreamhost.com2015-07-14 → 2016-05-02 · 4 obs
● 2016-05-02 23:00:52
○ 2017-06-17 22:06:16
○ 2026-08-09 19:36:08
○NSns2.canvas.net.br2017-06-17 → 2017-06-17 · 4 obs
● 2017-06-17 22:06:16
○ 2026-06-20 20:35:30
○ 2026-08-09 19:36:08
○NSns2.dreamhost.com2015-07-14 → 2016-05-02 · 4 obs
● 2016-05-02 23:00:52
○ 2017-06-17 22:06:16
○ 2026-08-09 19:36:08
○NSns3.dreamhost.com2015-07-14 → 2016-05-02 · 4 obs
● 2016-05-02 23:00:52
○ 2017-06-17 22:06:16
○ 2026-08-09 19:36:08
○MXcasttro.com2017-06-17 → 2017-06-17 · 4 obs
● 2017-06-17 22:06:16
○ 2026-06-20 20:35:30
○ 2026-08-09 19:36:08
○MXmx1.sub3.homie.mail.dreamhost.com2015-11-15 → 2016-05-02 · 4 obs
● 2016-05-02 23:00:52
○ 2017-06-17 22:06:16
○ 2026-08-09 19:36:08
○MXmx2.sub3.homie.mail.dreamhost.com2015-11-15 → 2016-05-02 · 4 obs
● 2016-05-02 23:00:52
○ 2017-06-17 22:06:16
○ 2026-08-09 19:36:08
●MXsmtp.google.com2026-06-20 → 2026-08-09 · 3 obs
● 2026-06-20 20:35:30
● 2026-08-09 19:36:08
○A173.236.183.2022015-07-14 → 2015-07-14 · 3 obs
○ 2015-11-15 21:12:04
○ 2026-08-09 19:36:08
●A198.185.159.1442026-06-20 → 2026-08-09 · 3 obs
● 2026-06-20 20:35:30
● 2026-08-09 19:36:08
●A198.185.159.1452026-06-20 → 2026-08-09 · 3 obs
● 2026-06-20 20:35:30
● 2026-08-09 19:36:08
●A198.49.23.1442026-06-20 → 2026-08-09 · 3 obs
● 2026-06-20 20:35:30
● 2026-08-09 19:36:08
●A198.49.23.1452026-06-20 → 2026-08-09 · 3 obs
● 2026-06-20 20:35:30
● 2026-08-09 19:36:08
○A64.38.250.1862017-06-17 → 2017-06-17 · 4 obs
● 2017-06-17 22:06:16
○ 2026-06-20 20:35:30
○ 2026-08-09 19:36:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| casttro.com | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com | 8 records |
✅ Authoritative Response
Server:216.239.32.107
NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for casttro.com (unsigned zone)
⏱️ Timing
Total: 389ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 198.49.23.144, 198.185.159.144... |
| NS | 4 | ns-cloud-b3.googledomains.com, ns-cloud-b1.googledomains.com... |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2", |
| SOA | 1 | ns-cloud-b1.googledomains.com cloud-dns- |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns-cloud-b1.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com...)
Analysis
IP Addresses
casttro.com points to the four IP addresses 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.
Among the host names that share IP numbers with casttro.com are averyswd.com, yvrscreenscene.com, prenicene.net and two others.
Name Servers
The domain casttro.com is delegated to these four name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
There is at least partial name server overlap between casttro.com and other domains — noragraham.com, frescofoundation.com, pingopet.com and two more among them.
All four hostnames — ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com — resolve to two IP numbers apiece: ns-cloud-b1.googledomains.com to 216.239.32.107 and 2001:4860:4802:32::6b; ns-cloud-b2.googledomains.com to 216.239.34.107 and 2001:4860:4802:34::6b; ns-cloud-b3.googledomains.com to 216.239.36.107 and 2001:4860:4802:36::6b; ns-cloud-b4.googledomains.com to 216.239.38.107 and 2001:4860:4802:38::6b.
Mail Servers
casttro.com routes its mail through a single mail server, smtp.google.com.
casttro.com has the same mail server arrangement as a number of other domains, for example ratingen.it, neuedesign.no, whowiki.com and two more.
casttro.com shares at least some of its mail servers with other domains — for example minimaruu.com, juicebox.ai, arih.com and two more.
It is common for these mail servers to co-occur with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com as mail servers.
smtp.google.com directs to 9 IP numbers, including 172.253.62.27, 172.253.122.26 and 172.253.122.27, along with 6 other.