TLD SLA Compliance Metrics
Spec 10DNS
| Period | Availability | RTT Compliance | RTT p50 | RTT p95 | Checks | TSLAC |
|---|---|---|---|---|---|---|
| 24h | 100% | 100% | 101ms | 275ms | 48 | |
| 7d | 100% | 100% | 110ms | 309ms | 660 | |
| 30d | 95.07% | 95.07% | 107ms | 309ms | 916 |
Current Check Status
Reported by Any53 Probes| Type | AF | RTT | Last Check | Source | Details | Status | TSLAC |
|---|---|---|---|---|---|---|---|
DNS
|
v4 | 218ms | 52 minutes ago | local | — | OK | |
DNS
|
v6 | — | 7 days, 21 hours ago | local | — | FAIL |
Nameservers
3 IPs tested| Hostname | IP Address | AF | Status |
|---|---|---|---|
ns1.registry.hm |
142.171.40.232 |
v4 | |
ns2.registry.hm |
142.171.40.234 |
v4 | |
ns3.registry.hm |
128.199.180.188 |
v4 |
Per ICANN Spec 10, we test all delegated nameserver IPs independently.
Test With Your Computer
DNS
dig @ns1.registry.hm hm. SOA +dnssec +nsid
Query SOA with DNSSEC validation and NSID
drill -D hm. SOA @ns1.registry.hm
Alternative using drill with DNSSEC trace
Registry Information
Active
TLD
.hm
Operator
Heard Island and McDonald Islands
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 .hm compliance metrics programmatically via our REST API.
Quick Start
GET
/any53/api/v1/compliance/hm/
curl -H "X-API-Key: ${YOUR_API_KEY}" \
"https://www.any53.com/any53/api/v1/compliance/hm/"
Example Response
{
"tld": "hm",
"display_name": ".hm",
"operator": "Heard Island and McDonald Islands",
"updated_at": "2026-01-31T12:00:00Z",
"dns": {
"availability_24h": 99.99,
"rtt_p50_ms": 12,
"rtt_p95_ms": 42,
"sla_threshold_ms": 500
},
"servers": {
"whois_host": "whois.registry.hm"
},
"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 |