TLD SLA Compliance Metrics
Spec 10DNS
| Period | Availability | RTT Compliance | RTT p50 | RTT p95 | Checks | TSLAC |
|---|---|---|---|---|---|---|
| 24h | 100% | 100% | 42ms | 86ms | 330 | |
| 7d | 100% | 100% | 43ms | 117ms | 1755 | |
| 30d | 100% | 100% | 44ms | 284ms | 9980 |
RDAP
| Period | Availability | RTT Compliance | RTT p50 | RTT p95 | Checks | TSLAC |
|---|---|---|---|---|---|---|
| 24h | 50.00% | 50.00% | 21ms | 615ms | 60 | |
| 7d | 50.00% | 50.00% | 8.0ms | 604ms | 352 | |
| 30d | 50.00% | 49.90% | 11ms | 631ms | 2008 |
Current Check Status
Reported by Any53 Probes| Type | AF | RTT | Last Check | Source | Details | Status | TSLAC |
|---|---|---|---|---|---|---|---|
DNS
|
v4 | 18ms | 28 minutes ago | local | NSID: nyc1.ns-global.zone | OK | |
DNS
|
v6 | 56ms | 105 days, 6 hours ago | local | NSID: slc1.ns-global.zone | OK | |
RDAP
|
v4 | 573ms | 54 minutes ago | local | TLS 1.3 | OK | |
RDAP
|
v6 | 0.38ms | 54 minutes ago | local | — | FAIL |
RDAP HTTPS Timing
573ms total
DNS Lookup
—
TCP Connect
99ms
TLS Handshake
102ms
Time to First Byte
572ms
TLS 1.3 / TLS_AES_128_GCM_SHA256
Nameservers
5 IPs tested| Hostname | IP Address | AF | ASN | RPKI | Status |
|---|---|---|---|---|---|
ns1.asnic.biz |
213.248.219.254 |
v4 | — | — | |
ns2.asnic.info |
103.49.83.254 |
v4 | — | — | |
ns3.asnic.org |
213.248.223.254 |
v4 | — | — | |
ns4.asnic.uk |
43.230.51.254 |
v4 | — | — | |
ns5.asnic.us |
23.128.97.53 |
v4 | — | — |
Per ICANN Spec 10, we test all delegated nameserver IPs independently.
Test With Your Computer
DNS
dig @ns1.asnic.biz as. SOA +dnssec +nsid
Query SOA with DNSSEC validation and NSID
drill -D as. SOA @ns1.asnic.biz
Alternative using drill with DNSSEC trace
RDAP
curl -sS "https://rdap.nic.as/domain/nic.as" | jq .
Fetch RDAP JSON (positive lookup)
curl -I -sS "https://rdap.nic.as/domain/nic.as"
Headers only (check TLS, timing)
Open in Browser
View RDAP response directly
Registry Information
ActiveICANN SLA Requirements
Per ICANN Registry Agreement Specification 10:
DNS SLA
UDP RTT ≤ 500ms for 95% of queries.
Availability: 99% (max 432 min/month downtime).
RDAP SLA
RTT ≤ 4000ms for 95% of queries.
Availability: 98% (max 864 min/month downtime).
API Access
JSON APIAccess .as compliance metrics programmatically via our REST API.
Quick Start
GET
/any53/api/v1/compliance/as/
curl -H "X-API-Key: ${YOUR_API_KEY}" \
"https://www.any53.com/any53/api/v1/compliance/as/"
Example Response
{
"tld": "as",
"display_name": ".as",
"operator": "American Samoa",
"updated_at": "2026-01-31T12:00:00Z",
"dns": {
"availability_24h": 99.99,
"rtt_p50_ms": 12,
"rtt_p95_ms": 42,
"sla_threshold_ms": 500
},
"rdds": {
"protocol": "RDAP",
"availability_24h": 99.95,
"rtt_p50_ms": 180,
"rtt_p95_ms": 412,
"sla_threshold_ms": 4000
},
"servers": {
"rdap_url": "https://rdap.nic.as/"
},
"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 |