DNS Record Lookup
Look up DNS records including A, AAAA, MX, NS, SOA, CNAME, TXT, and CAA records for any domain
rtlbcluster21.school.nz
DNS Records
Hosting & Network
rtlbcluster21.school.nz runs on AS38719, with email via Google Workspace.
- Hosting network
- AS38719AS38719
- Managed DNS
- Self-hosted / other
- Google Workspace
- IPv6 (AAAA)
- Not enabled
- CAA pinning
- None
Sits alongside 25,360 other sites on AS38719. Stable here since we started watching (Aug 6, 2026).
The apex and www are the same hosting — the apex via A records.
DNS Records for rtlbcluster21.school.nz
| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| rtlbcluster21.school.nz | NS | 0 | ns4.dns.school.nz | |
| rtlbcluster21.school.nz | NS | 0 | ns3.dns.school.nz | |
| rtlbcluster21.school.nz | NS | 0 | ns2.dns.school.nz | |
| rtlbcluster21.school.nz | NS | 0 | ns1.dns.school.nz | |
| rtlbcluster21.school.nz | NS | 0 | ns5.dns.school.nz | |
| rtlbcluster21.school.nz | MX | 0 | aspmx.l.google.com | |
| rtlbcluster21.school.nz | MX | 0 | 10 | alt2.aspmx.l.google.com |
| rtlbcluster21.school.nz | MX | 0 | 10 | alt1.aspmx.l.google.com |
| rtlbcluster21.school.nz | MX | 0 | 20 | alt3.aspmx.l.google.com |
| rtlbcluster21.school.nz | MX | 0 | 20 | alt4.aspmx.l.google.com |
| rtlbcluster21.school.nz | SOA | 3600 | ns1.dns.school.nz hostmaster.dns.school.nz 1790185441 1200 900 1209600 3600 | |
| rtlbcluster21.school.nz | TXT | 0 | google-site-verification=RbSslZxMXns0KyuiPqh_5GyizB8MVXy12gojS2rIxHg | |
| rtlbcluster21.school.nz | TXT | 0 | v=spf1ip4:203.97.8.161~all | |
| rtlbcluster21.school.nz | TXT | 0 | v=spf1 a include:_spf.google.com include:_spf.n4l.co.nz | |
| rtlbcluster21.school.nz | A | 0 | 43.245.52.70 | |
| www.rtlbcluster21.school.nz | A | 0 | 43.245.52.70 |
Get alerted the moment rtlbcluster21.school.nz's DNS changes
This page is today's snapshot. Turn on monitoring and we'll watch rtlbcluster21.school.nz continuously, notifying you the moment anything moves across all three signals:
Uptime
We visit the site from multiple regions worldwide and email you within minutes if it goes down, with a per-region breakdown so a real outage stands out from a regional blip.
DNS changes
We watch NS, MX, CAA, DNSSEC, CNAME and A/AAAA records, and identify the host, network, and ASN behind them, so a real migration or hijack stands out from routine noise.
TLS certificate
We warn you 30, 14, 7, and 1 days before it expires, and flag it if the issuing authority changes or the certificate is unexpectedly replaced.
Free for your first domain: uptime, DNS, and certificate together. No credit card.
What's up with DNS →
Our daily roundup of the most interesting DNS changes across the web — hosting and CDN migrations, network moves, and security-config shifts.
Ask about rtlbcluster21.school.nz
BetaAnswers use the live DNS records shown on this page. AI-generated — double-check anything important.
About DNS Records
DNS (Domain Name System) records are instructions that provide information about a domain, including its IP addresses, mail servers, and other services. Common record types include:
- SOA (Start of Authority) - Contains administrative information about the zone
- NS (Nameserver) - Specifies authoritative nameservers for the domain
- A (Address) - Maps a domain to an IPv4 address
- AAAA - Maps a domain to an IPv6 address
- CNAME (Canonical Name) - Creates an alias pointing to another domain
- MX (Mail Exchange) - Specifies mail servers for the domain