.cv SLA Compliance

TLD SLA Compliance Metrics

Spec 10

DNS

Period	Availability	RTT Compliance	RTT p50	RTT p95	Checks
24h	100%	100%	70ms	159ms	88
7d	91.60%	91.60%	65ms	1440ms	476
30d	98.36%	98.36%	68ms	1440ms	2684

RDAP

Period	Availability	RTT Compliance	RTT p50	RTT p95	Checks
24h	50.00%	50.00%	43ms	542ms	40
7d	48.21%	48.21%	442ms	926ms	224
30d	48.64%	49.70%	114ms	613ms	1320

Current Check Status

Reported by Any53 Probes

Type	AF	RTT	Last Check	Source	Details	Status
`DNS`	v4	159ms	40 minutes ago	local	—	OK
`DNS`	v6	97ms	205 days, 12 hours ago	local	—	OK
`RDAP`	v4	544ms	16 minutes ago	local	TLS 1.3	OK
`RDAP`	v6	0.36ms	16 minutes ago	local	—	FAIL

RDAP HTTPS Timing

544ms total

DNS Lookup

—

TCP Connect

9.1ms

TLS Handshake

20ms

Time to First Byte

544ms

TLS 1.3 / TLS_AES_256_GCM_SHA384

Nameservers

4 IPs tested

Hostname	IP Address	AF	ASN	RPKI
`anyc.dnsnode.net`	`194.58.198.135`	v4	—	—
`c.dns.pt`	`204.61.216.105`	v4	—	—
`cv01.dns.pt`	`185.39.208.18`	v4	—	—
`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

Active

TLD .cv

Operator Cape Verde

RDAP Server https://rdap.nic.cv/ 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 API

Access .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).

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