Podstawowa klasyfikacja kodów powrotu:

• 1xxx – polecenie wykonane pomyślnie.
• 2xxx – nieprawidłowe zapytanie (na przykład brakujące elementy wejściowe,ich niepoprawny format lub wartość).
• 3xxx – błąd obiektu docelowego – nie można wykonać żądanej akcji, obiekt nie posiada odpowiedniego statusu (na przykład przy próbie rejestracji zajętej już domeny, …).
• 4xxx – błąd przy wykonywaniu polecenia (np. niedostępność rejestru domen, błąd komunikacji)
• 5xxx – status lub błąd wewnętrzny naszego systemu

• 1000 OK
• 1001 Request pending
• 1002 Notification aquired
• 1003 Empty notifications queue

• 1200 Domain transfered out

• 2000 Request parse error
• 2001 Invalid request – required parameter missing: user
• 2002 Invalid request – required parameter missing: auth
• 2003 Invalid request – required parameter missing: command
• 2004 Invalid request – only one data element is allowed
• 2005 Invalid request – clTRID parameter is too long
• 2006 Requests limit exceeded
• 2007 Invalid request – maximum request size exceeded
• 2008 Invalid request – request is too complex
• 2009 Invalid request – request is empty
• 2010 Unknown command
• 2011 Command disabled
• 2050 Authentication failure
• 2051 Access not allowed from this IP address
• 2052 IP adress temporarily blocked due to too many failed requests
• 2100 Required parameter missing
• 2101 Parameters mismatch
• 2102 Invalid request – input data encoding mismatch
• 2150 Notification polling not allowed for this account
• 2151 Notification does not exist

• 2201 Unsupported TLD
• 2202 Invalid or unsupported domain name format
• 2203 Invalid period
• 2204 Invalid request – required parameter missing: owner_c
• 2205 Invalid request – required parameter missing: domain
• 2206 Invalid request – internal error
• 2207 Invalid request – invalid format: owner_c
• 2208 Invalid request – invalid format: admin_c
• 2209 Invalid request – invalid format: nsset
• 2210 Invalid request – invalid format: dns
• 2211 Invalid request – too many DNS servers
• 2212 Invalid request – required parameter missing: nsset
• 2213 Invalid request – required parameter missing: dns
• 2214 Invalid request – duplicate DNS entry
• 2215 Invalid request – required parameter missing: auth info
• 2216 Invalid or unsupported contact name format
• 2217 Invalid request – invalid contact data
• 2218 Invalid request – contact identificator is created automatically
• 2219 Invalid request – required parameter missing: company
• 2220 Invalid request – required parameter missing: fname
• 2221 Invalid request – required parameter missing: lname
• 2222 Invalid request – required parameter missing: email
• 2223 Invalid request – invalid format: email
• 2224 Invalid request – required parameter missing: email2
• 2225 Invalid request – invalid format: email2
• 2226 Invalid request – required parameter missing: phone
• 2227 Invalid request – invalid format: phone
• 2228 Invalid request – required parameter missing: fax
• 2229 Invalid request – invalid format: fax
• 2230 Invalid request – required parameter missing: ic
• 2231 Invalid request – invalid format: ic
• 2232 Invalid request – required parameter missing: dic
• 2233 Invalid request – invalid format: dic
• 2234 Invalid request – required parameter missing: addr_street
• 2235 Invalid request – required parameter missing: addr_city
• 2236 Invalid request – required parameter missing: addr_zip
• 2237 Invalid request – required parameter missing: addr_country
• 2238 Invalid request – invalid format: addr_country
• 2239 Invalid request – required parameter missing: addr_state
• 2240 Invalid request – required parameter missing in other data
• 2241 Invalid request – invalid format in other data
• 2242 Invalid request – invalid status
• 2243 Invalid request – function SendAuthInfo is not allowed for this domain
• 2244 Invalid request – contact transfer is not allowed for this TLD
• 2245 Invalid request – rules agree missing
• 2246 Invalid request – invalid format: rules agree
• 2247 Invalid or unsupported NSSET name format
• 2248 Invalid request – invalid NSSET data
• 2249 Invalid request – NSSET transfer is not allowed for this TLD
• 2250 Invalid request – domain check – max. query hour limit exceeded
• 2251 Invalid request – domain check failed, try again later
• 2252 Invalid request – domain transfer check – max. query hour limit exceeded
• 2253 Invalid request – invalid format: addr_zip

• 2301 Invalid request – WDNS domain – invalid type format
• 2302 Invalid request – WDNS domain – required parameter missing: primary_ip
• 2303 Invalid request – WDNS domain – invalid primary_ip format
• 2304 Invalid request – WDNS domain – invalid axfr_enabled format
• 2305 Invalid request – WDNS domain – required parameter missing: axfr_ips
• 2306 Invalid request – WDNS domain – invalid axfr_ips format
• 2308 Invalid request – WDNS domain – invalid ns format
• 2309 Invalid request – WDNS domain – invalid rdtype format
• 2310 Invalid request – WDNS domain – rows count limit reached
• 2311 Invalid request – WDNS domain – invalid name format
• 2312 Invalid request – WDNS domain – invalid name format for this rdtype
• 2313 Invalid request – WDNS domain – invalid CNAME for this name
• 2314 Invalid request – WDNS domain – invalid rdata format for this rdtype
• 2315 Invalid request – WDNS domain – invalid TTL
• 2316 Invalid request – WDNS domain – this row exists
• 2317 Invalid request – WDNS domain – invalid TTL limit
• 2318 Invalid request – WDNS domain – unsupported action for secondary domain
• 2319 Invalid request – WDNS domain – unsupported action for primary domain
• 2320 Invalid request – WDNS domain – invalid or unsupported new domain name format
• 2321 Invalid request – WDNS domain – unsupported TLD of new domain name
• 2322 Invalid request – WDNS domain – maximum user domains count exceeded

• 3001 Billing error – invalid currency
• 3002 Billing error – insufficient credit
• 3003 Account error – undefined contact data

• 3201 Domain is registered
• 3202 Domain is not available (unknown reason)
• 3203 Domain is not available
• 3204 Domain is not available, quarantine
• 3205 Domain is not available, reserved
• 3206 Domain is not available, blocked
• 3207 registered by target registrar
• 3208 Transfer not allowed, expiration too close
• 3209 Domain send auth info failed
• 3210 Domain send auth info failed: domain is not available
• 3211 Contact owner_c is not available’
• 3212 Contact admin_c is not available
• 3213 Contact send auth info failed: contact is not available
• 3214 NSSET is not available
• 3215 Contact send auth info failed
• 3216 Domain info failed
• 3217 NSSET send auth info failed
• 3219 Domain already pending for transfer
• 3220 Domain is already registered in our system
• 3221 Domain create failed
• 3222 Domain open failed
• 3223 Domain authentication error
• 3224 Domain renew failed
• 3225 Domain update DNS failed
• 3226 Domain transfer failed
• 3227 Domain transfer failed – authorization error
• 3228 Contact is not supported
• 3229 Contact is not available
• 3230 Contact create failed
• 3231 Contact is already registered
• 3232 Contact is not available (unknown reason)
• 3233 Contact is not available
• 3234 Contact is not available, quarantine
• 3235 Contact is not available, reserved
• 3236 Contact is not available, blocked
• 3237 Contact is already registered by target registrar
• 3238 Contact update – authorization error
• 3239 Contact update failed
• 3240 Contact transfer – authorization error
• 3241 Contact transfer failed
• 3242 NSSET is not supported
• 3243 NSSET is not available
• 3244 NSSET create failed
• 3245 NSSET is registered
• 3246 NSSET is not available (unknown reason)
• 3247 NSSET is not available
• 3248 NSSET is not available, quarantine
• 3249 NSSET is not available, reserved
• 3250 NSSET is not available, blocked
• 3251 NSSET is registered by target registrar
• 3252 NSSET update – authorization error
• 3254 NSSET update failed
• 3255 NSSET transfer – authorization error
• 3256 NSSET transfer failed
• 3257 NSSET send auth info failed: NSSET is not available

• 3301 WDNS domain delete failed
• 3302 WDNS domain add failed
• 3303 WDNS domain exists
• 3304 WDNS domain update failed
• 3305 WDNS domain user locked
• 3306 WDNS domain is deleted
• 3307 WDNS domain row add failed
• 3308 WDNS domain row delete failed
• 3309 WDNS domain row ID does not exists
• 3310 WDNS domain row update failed
• 3311 WDNS domain copy failed
• 3312 WDNS new domain exists

• 4000 Internal error
• 4001 Internal exception
• 4002 Billing error – credit deduction failed
• 4003 Billing error – billing failed

• 4201 Domain check failed, try again later
• 4202 Contact owner_c is not available, try again later
• 4203 Contact admin_c is not available, try again later
• 4204 NSSET is not available, try again later
• 4205 Domain info failed, try again later
• 4206 Domain transfer check failed, try again later
• 4207 Domain create failed, try again later
• 4208 Domain renew failed, try again later
• 4209 Domain transfer failed, try again later
• 4210 Domain update DNS failed, try again later
• 4211 Contact check failed, try again later
• 4212 Contact is not available, try again later
• 4213 Contact create failed, try again later
• 4214 Domain send auth info failed, try again later
• 4215 Contact update failed, try again later
• 4216 Contact transfer failed, try again later
• 4217 Contact send auth info failed, try again later
• 4218 NSSET check failed, try again later
• 4219 NSSET create failed, try again later
• 4220 NSSET update failed, try again later
• 4221 NSSET transfer failed, try again later
• 4222 NSSET send auth info failed, try again later

• 5000 Fatal error
• 5001 Internal authentication error
• 5002 Internal pricing error
• 5003 Out of order