TLD SLA Compliance Metrics
Spec 10DNS
| Period | Availability | RTT Compliance | RTT p50 | RTT p95 | Checks | TSLAC |
|---|---|---|---|---|---|---|
| 24h | 100% | 100% | 54ms | 150ms | 70 | |
| 7d | 100% | 100% | 55ms | 316ms | 1554 | |
| 30d | 95.05% | 95.05% | 54ms | 316ms | 2046 |
RDAP
| Period | Availability | RTT Compliance | RTT p50 | RTT p95 | Checks | TSLAC |
|---|---|---|---|---|---|---|
| 24h | 50.00% | 50.00% | 121ms | 1541ms | 8 | |
| 7d | 50.00% | 50.00% | 151ms | 1222ms | 212 | |
| 30d | 50.00% | 50.00% | 164ms | 1224ms | 292 |
Current Check Status
Reported by Any53 Probes| Type | AF | RTT | Last Check | Source | Details | Status | TSLAC |
|---|---|---|---|---|---|---|---|
DNS
|
v4 | 149ms | 2 hours, 4 minutes ago | local | — | OK | |
DNS
|
v6 | 97ms | 2 hours, 4 minutes ago | local | — | OK | |
RDAP
|
v4 | 319ms | 3 hours, 16 minutes ago | local | TLS 1.3 | OK | |
RDAP
|
v6 | 0.44ms | 3 hours, 16 minutes ago | local | — | FAIL |
RDAP HTTPS Timing
319ms total
DNS Lookup
—
TCP Connect
11ms
TLS Handshake
14ms
Time to First Byte
319ms
TLS 1.3 / TLS_AES_256_GCM_SHA384
Nameservers
7 IPs tested| Hostname | IP Address | AF | Status |
|---|---|---|---|
anyc.dnsnode.net |
194.58.198.135 |
v4 | |
anyc.dnsnode.net |
2a01:3f1:3032:8001::135 |
v6 | |
c.dns.pt |
204.61.216.105 |
v4 | |
c.dns.pt |
2001:500:14:6105:ad::1 |
v6 | |
cv01.dns.pt |
185.39.208.18 |
v4 | |
cv01.dns.pt |
2a04:6d80::18 |
v6 | |
ns.dns.cv |
41.221.192.220 |
v4 |
Per ICANN Spec 10, we test all delegated nameserver IPs independently.
Test With Your Computer
DNS
dig @anyc.dnsnode.net cv. SOA +dnssec +nsid
Query SOA with DNSSEC validation and NSID
drill -D cv. SOA @anyc.dnsnode.net
Alternative using drill with DNSSEC trace
RDAP
curl -sS "https://rdap.nic.cv/domain/nic.cv" | jq .
Fetch RDAP JSON (positive lookup)
curl -I -sS "https://rdap.nic.cv/domain/nic.cv"
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 .cv compliance metrics programmatically via our REST API.
Quick Start
GET
/any53/api/v1/compliance/cv/
curl -H "X-API-Key: ${YOUR_API_KEY}" \
"https://www.any53.com/any53/api/v1/compliance/cv/"
Example Response
{
"tld": "cv",
"display_name": ".cv",
"operator": "Cape Verde",
"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.cv/"
},
"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 |