cu-au.com - robtex.com
cu-au.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=1778692166 | ||||||
Same first word
cu-au.com |
DNS History
11 records (9 active, 2 former)
○NSdns11.hichina.com2019-12-21 → 2019-12-21 · 3 obs
○ 2026-03-01 09:34:08
○ 2026-05-13 17:26:14
○NSdns12.hichina.com2019-12-21 → 2019-12-21 · 3 obs
○ 2026-03-01 09:34:08
○ 2026-05-13 17:26:14
●NSns-cloud-b1.googledomains.com2026-03-01 → 2026-05-13 · 3 obs
● 2026-03-01 09:34:08
● 2026-05-13 17:26:14
●NSns-cloud-b2.googledomains.com2026-03-01 → 2026-05-13 · 3 obs
● 2026-03-01 09:34:08
● 2026-05-13 17:26:14
●NSns-cloud-b3.googledomains.com2026-03-01 → 2026-05-13 · 3 obs
● 2026-03-01 09:34:08
● 2026-05-13 17:26:14
●NSns-cloud-b4.googledomains.com2026-03-01 → 2026-05-13 · 3 obs
● 2026-03-01 09:34:08
● 2026-05-13 17:26:14
●MXsmtp.google.com2026-03-01 → 2026-05-13 · 2 obs
● 2026-05-13 17:26:14
●A198.185.159.1442026-03-01 → 2026-05-13 · 2 obs
● 2026-05-13 17:26:14
●A198.185.159.1452026-03-01 → 2026-05-13 · 2 obs
● 2026-05-13 17:26:14
●A198.49.23.1442026-03-01 → 2026-05-13 · 2 obs
● 2026-05-13 17:26:14
●A198.49.23.1452026-03-01 → 2026-05-13 · 2 obs
● 2026-05-13 17:26:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| cu-au.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:216.239.34.107
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 cu-au.com (unsigned zone)
⏱️ Timing
Total: 451ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 198.49.23.145, 198.185.159.145... |
| NS | 4 | ns-cloud-b2.googledomains.com, ns-cloud-b4.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
cu-au.com points to four IP numbers: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.
Other host names including surfpodcast.org, maya-sram.com, allstarhealthcare.com, classicemp.com and wientjens.com share IP numbers with cu-au.com.
Name Servers
cu-au.com is delegated to four name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
cu-au.com at least partially shares name servers with other domains, including mytortue.com, skcsl.com, l-words.com, kmch.com and sharonbellart.com.
Hosts with two IP numbers:
Host ns-cloud-b1.googledomains.com points to 2001:4860:4802:32::6b and 216.239.32.107
Host ns-cloud-b2.googledomains.com points to 2001:4860:4802:34::6b and 216.239.34.107
Host ns-cloud-b3.googledomains.com points to 2001:4860:4802:36::6b and 216.239.36.107
Host ns-cloud-b4.googledomains.com points to 2001:4860:4802:38::6b and 216.239.38.107
Mail Servers
cu-au.com is handled by a single mail server, smtp.google.com.
cu-au.com shares its mail server setup with other domains, including selandscapingservices.com, abtempo.com, atlasrustservers.com, neonate.it and nutshawkennels.co.uk.
The mail servers for cu-au.com are shared with other domains, for instance srikamakshi.org, futureai.com, by-hr.com, pico.lk and colegiohispanoamericano.cl.
These mail servers are commonly used alongside alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
The host name smtp.google.com points to nine IP numbers: 2607:f8b0:4004:c08::1a, 2607:f8b0:4004:c08::1b, 2607:f8b0:4004:c09::1b, 2607:f8b0:4004:c0b::1b, 142.250.31.26, 142.250.31.27, 172.253.63.26, 172.253.63.27 and 172.253.122.27.