TLD SLA Compliance Metrics
Spec 10DNS
| Period | Availability | RTT Compliance | RTT p50 | RTT p95 | Checks | TSLAC |
|---|---|---|---|---|---|---|
| 24h | 100% | 100% | 45ms | 142ms | 108 | |
| 7d | 100% | 100% | 54ms | 282ms | 2280 | |
| 30d | 94.94% | 94.94% | 58ms | 334ms | 3162 |
DNS Protocol Issues
Non-Compliant BehaviorThese protocol issues were observed in the last 7 days and may affect DNS resolution or DNSSEC validation.
| Issue | Nameserver | First Seen | Last Seen |
|---|---|---|---|
edns0_ignored
— EDNS0 OPT absent in NOERROR response
|
gt.anycastdns.cz
|
2026-01-30 21:21 | 2026-01-30 21:21 |
Issues like rrsig_missing_udp indicate nameservers silently dropping DNSSEC signatures
in UDP responses without setting the truncation bit, which breaks validation for resolvers.
Current Check Status
Reported by Any53 Probes| Type | AF | RTT | Last Check | Source | Details | Status | TSLAC |
|---|---|---|---|---|---|---|---|
DNS
|
v4 | 30ms | 1 hour, 52 minutes ago | local | NSID: 5353444e532d544c44202d2… | OK | |
DNS
|
v6 | 30ms | 1 hour, 52 minutes ago | local | NSID: 5353444e532d544c44202d2… | OK |
Nameservers
12 IPs tested| Hostname | IP Address | AF | Status |
|---|---|---|---|
a.lactld.org |
200.0.68.10 |
v4 | |
a.lactld.org |
2801:14:a000::10 |
v6 | |
gt-e.ns.nic.cz |
185.43.134.14 |
v4 | |
gt-e.ns.nic.cz |
2001:148f:fffd::14 |
v6 | |
gt.anycastdns.cz |
185.38.108.108 |
v4 | |
gt.anycastdns.cz |
2a00:fea0:dead::beef |
v6 | |
ns.dns.br |
200.160.0.5 |
v4 | |
ns.dns.br |
2001:12ff:0:a20::5 |
v6 | |
pch.gt |
204.61.216.95 |
v4 | |
pch.gt |
2001:500:14:6095:ad::1 |
v6 | |
ssdns-tld.nic.cl |
200.7.5.14 |
v4 | |
ssdns-tld.nic.cl |
2001:1398:276:0:200:7:5:14 |
v6 |
Per ICANN Spec 10, we test all delegated nameserver IPs independently.
Test With Your Computer
DNS
dig @a.lactld.org gt. SOA +dnssec +nsid
Query SOA with DNSSEC validation and NSID
drill -D gt. SOA @a.lactld.org
Alternative using drill with DNSSEC trace
Registry Information
Active
TLD
.gt
Operator
Guatemala
ICANN SLA Requirements
Per ICANN Registry Agreement Specification 10:
DNS SLA
UDP RTT ≤ 500ms for 95% of queries.
Availability: 99% (max 432 min/month downtime).
API Access
JSON APIAccess .gt compliance metrics programmatically via our REST API.
Quick Start
GET
/any53/api/v1/compliance/gt/
curl -H "X-API-Key: ${YOUR_API_KEY}" \
"https://www.any53.com/any53/api/v1/compliance/gt/"
Example Response
{
"tld": "gt",
"display_name": ".gt",
"operator": "Guatemala",
"updated_at": "2026-01-31T12:00:00Z",
"dns": {
"availability_24h": 99.99,
"rtt_p50_ms": 12,
"rtt_p95_ms": 42,
"sla_threshold_ms": 500
},
"spec10_compliant": true
}
Generate API Key
Get a free API key to start making requests. Provide an email to upgrade to the verified tier (600 requests/hour).
Save this key now! It cannot be retrieved later.
Tier:
Rate limit: /hour
Endpoints
| Endpoint | Description | Tier |
|---|---|---|
GET /compliance/ |
List all monitored TLDs | All |
GET /compliance/{tld}/ |
Current metrics for a TLD | All |
GET /compliance/{tld}/history/ |
Historical time-series data | Organization |
GET /compliance/{tld}/probes/ |
Per-probe breakdown | Organization |
POST /compliance/keys/ |
Generate a new API key | No auth |
Rate Limits
| Tier | Rate Limit | Features |
|---|---|---|
| Anonymous | 100/hour | Current snapshot, hourly aggregates |
| Verified | 600/hour | Current snapshot, hourly aggregates |
| Organization | 6000/hour | Historical data, per-minute resolution, per-probe breakdown |