TLD SLA Compliance Metrics
Spec 10No metrics available yet
Metrics will appear after probes start reporting data. Check back in about an hour.
Current Check Status
Reported by Any53 Probes| Type | AF | RTT | Last Check | Source | Details | Status | TSLAC |
|---|---|---|---|---|---|---|---|
DNS
|
v4 | 1.1ms | 33 days, 15 hours ago | local | — | OK | |
DNS
|
v6 | 1.2ms | 33 days, 15 hours ago | local | — | OK | |
DNSSEC
|
v4 | 19ms | 33 days, 16 hours ago | local | Key: 7354 | OK | |
DNSSEC
|
v6 | 64ms | 33 days, 16 hours ago | local | Key: 7354 | OK | |
RDAP TCP
|
v4 | 354ms | 33 days, 16 hours ago | local | — | OK | |
RDAP TCP
|
v6 | 219ms | 33 days, 16 hours ago | local | — | OK |
Nameservers
8 IPs tested| Hostname | IP Address | AF | ASN | RPKI | Status |
|---|---|---|---|---|---|
a.ngtld.cn |
125.208.40.1 |
v4 | — | — | |
a.ngtld.cn |
2001:dc7:ffc1::1 |
v6 | — | — | |
b.ngtld.cn |
125.208.41.1 |
v4 | — | — | |
b.ngtld.cn |
2001:dc7:ffc2::1 |
v6 | — | — | |
c.ngtld.cn |
125.208.42.1 |
v4 | — | — | |
c.ngtld.cn |
2001:dc7:ffc3::1 |
v6 | — | — | |
d.ngtld.cn |
125.208.43.1 |
v4 | — | — | |
e.ngtld.cn |
125.208.44.1 |
v4 | — | — |
Per ICANN Spec 10, we test all delegated nameserver IPs independently.
Test With Your Computer
DNS
dig @a.ngtld.cn xn--55qx5d. SOA +dnssec +nsid
Query SOA with DNSSEC validation and NSID
drill -D xn--55qx5d. SOA @a.ngtld.cn
Alternative using drill with DNSSEC trace
RDAP
curl -sS "https://restwhois.ngtld.cn/domain/nic.xn--55qx5d" | jq .
Fetch RDAP JSON (positive lookup)
curl -I -sS "https://restwhois.ngtld.cn/domain/nic.xn--55qx5d"
Headers only (check TLS, timing)
Open in Browser
View RDAP response directly
Registry Information
Active
TLD
.公司 (xn--55qx5d)
Operator
China Internet Network Information Center (CNNIC)
RDAP Server
https://restwhois.ngtld.cn/
RDAP Client
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).
RDAP SLA
RTT ≤ 4000ms for 95% of queries.
Availability: 98% (max 864 min/month downtime).
API Access
JSON APIAccess .公司 (xn--55qx5d) compliance metrics programmatically via our REST API.
Quick Start
GET
/any53/api/v1/compliance/xn--55qx5d/
curl -H "X-API-Key: ${YOUR_API_KEY}" \
"https://www.any53.com/any53/api/v1/compliance/xn--55qx5d/"
Example Response
{
"tld": "xn--55qx5d",
"display_name": ".公司 (xn--55qx5d)",
"operator": "China Internet Network Information Center (CNNIC)",
"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://restwhois.ngtld.cn/"
},
"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 |