DNS Record Lookup
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Hosting & Network
fieldguide.earth runs on AS5089, with email configured.
- Hosting network
- AS5089AS5089
- Managed DNS
- Self-hosted / other
- Configured
- IPv6 (AAAA)
- Not enabled
- CAA pinning
- None
Sits alongside 3,814 other sites on AS5089. Stable here since we started watching (Oct 29, 2026).
DNS Records for fieldguide.earth
| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| fieldguide.earth | MX | 0 | 20 | mx2.improvmx.com |
| fieldguide.earth | MX | 0 | 10 | mx1.improvmx.com |
| fieldguide.earth | NS | 0 | ns2.desec.org | |
| fieldguide.earth | NS | 0 | ns1.desec.io | |
| fieldguide.earth | TXT | 0 | v=spf1 include:spf.improvmx.com ~all | |
| fieldguide.earth | SOA | 3600 | get.desec.io get.desec.io 2026105467 86400 3600 2419200 3600 | |
| fieldguide.earth | A | 0 | 82.13.63.160 | |
| www.fieldguide.earth | CNAME | 0 | w8w3tlgn.up.railway.app | |
| www.fieldguide.earth | A | 0 | 69.46.46.71 |
Get alerted the moment fieldguide.earth's DNS changes
This page is today's snapshot. Turn on monitoring and we'll watch fieldguide.earth 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, CNAME, TXT 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.
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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