DNS Record Lookup
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Hosting & Network
yuka.org runs on AS63806.
- Hosting network
- AS63806AS63806
- Managed DNS
- Self-hosted / other
- None
- IPv6 (AAAA)
- Enabled
- CAA pinning
- None
Sits alongside 4 other sites on AS63806. Stable here since we started watching (Sep 8, 2026).
The apex and www are the same hosting — the apex via A records, www via a CNAME to ubiquity.menhera.org.
DNS Records for yuka.org
| Hostname | Type | TTL | Priority | Content |
|---|---|---|---|---|
| yuka.org | NS | 0 | ns-b1.mdns.jp | |
| yuka.org | NS | 0 | ns-b3.mdns.jp | |
| yuka.org | NS | 0 | ns-b4.mdns.jp | |
| yuka.org | NS | 0 | ns-b2.mdns.jp | |
| yuka.org | SOA | 3600 | ns-b1.mdns.jp hostmaster.mdns.jp 20 10800 3600 604800 3600 | |
| yuka.org | AAAA | 0 | 2001:df3:14c0:4000::1 | |
| yuka.org | A | 0 | 43.228.174.64 | |
| yuka.org | TXT | 0 | v=spf1 -all | |
| www.yuka.org | CNAME | 0 | ubiquity.menhera.org | |
| www.yuka.org | AAAA | 0 | 2001:df3:14c0:4000::1 | |
| www.yuka.org | A | 0 | 43.228.174.64 |
Get alerted the moment yuka.org's DNS changes
This page is today's snapshot. Turn on monitoring and we'll watch yuka.org 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