In order to determine what value to use, you must first determine whether you use Generic , standard zone file or legacy zone file value.
For more information on Certification Authority Authorization (CAA) records, go here .
Generic value general format:
<record name URL>. 0 issue <CertificationAuthority Value>
Standard Zone File general format:
<record name URL>. IN CAA 0 issue <CertificationAuthority Value>
| Certification Authority | CertificationAuthority Value |
| AC Camerafirma | "camerfirma.com" |
| ACCV (Government of Spain) | "accv.es" |
| Actalis | "actalis.it" |
| Amazon | "amazon.com" |
| Asseco (Unizeto, Certum) | "certum.pl" |
| Buypass | "buypass.com" |
| CA Disig | "disig.sk" |
| CATCert (Consorci AOC) | "aoc.cat" |
| Certinomis (Docapost) | "www.certinomis.com" |
| Certizen (Honkong Post) | "hongkongpost.gov.hk" |
| CertSign | "certsign.ro" |
| CFCA (China Financial) | "cfca.com.cn" |
| Chungwa Telecom | "cht.com.tw" |
| Comodo | "comodo.com" |
| D-TRUST |
"d-trust.net"
"d-trust.de" |
| Digicert | "digicert.com" |
| DocuSign (Keynectis, OpenTrust, Certplus) | "docusign.fr" |
| e-tugra | "e-tugra.com" |
| EDICOM | "edicomgroup.com" |
| Entrust | "entrust.net" |
| Firmaprofesional | "firmaprofesional.com" |
| FNMT (Government of Spain) | "fnmt.es" |
| GlobalSign | "globalsign.com" |
| GoDaddy (Starfield Technologies) | "godaddy.com" |
| Google Trust Services | "pki.goog" |
| GRCA (Government of Taiwan) | "gca.nat.gov.tw" |
| HARICA | "harica.gr" |
| IdenTrust | "identrust.com" |
| Izenpe | "izenpe.com" |
| Kamu SM | "kamusm.gov.tr" |
| Let's Encrypt | "letsencrypt.org" |
| Microsec e-Szigno | "e-szigno.hu" |
| NetLock | "netlock.hu" |
| PKloverheid | "www.pkioverheid.nl" |
| PROCERT | "procert.net.ve" |
| QuoVadis | "quovadisglobal.com" |
| SECOM | "secomtrust.net" |
| Sertifitseerimiskeskuse | "sk.ee" |
| StartCom | "startcomca.com" |
| SwissSign | "swisssign.com" |
| Symantec (GeoTrust, Thawte, RapidSSL) | "symantec.com" |
| T-Systems (DFN-PKI) | "telesec.de" |
| Telia | "telia.com" |
| Trustwave | "trustwave.com" |
| Web.com | "web.com" |
| WISeKey | "wisekey.com" |
| WoSign | "wosign.com" |
Legacy Zone File value
Generic value general format:
<record name URL>. IN TYPE257 \# <CertificationAuthority Value>
| Certification Authority | CertificationAuthority Value |
| AC Camerafirma | 21 0005697373756563616D65726669726D612E636F6D |
| ACCV (Government of Spain) | 14 00056973737565616363762E6573 |
| Actalis | 17 00056973737565616374616C69732E6974 |
| Amazon | 17 00056973737565616D617A6F6E2E636F6D |
| Asseco (Unizeto, Certum) | 16 0005697373756563657274756D2E706C |
| Buypass | 18 00056973737565627579706173732E636F6D |
| CA Disig | 15 0005697373756564697369672E736B |
| CATCert (Consorci AOC) | 14 00056973737565616F632E636174 |
| Certinomis (Docapost) | 25 000569737375657777772E63657274696E6F6D69732E636F6D |
| Certizen (Honkong Post) | 26 00056973737565686F6E676B6F6E67706F73742E676F762E686B |
| Certsign | 18 00056973737565636663612E636F6D2E636E |
| CFCA (China Financial) | 17 000569737375656368742E636F6D2E7477 |
| Chungwa Telecom | 17 00056973737565636F6D6F646F2E636F6D |
| Comodo | 18 00056973737565642D74727573742E6E6574 |
| D-TRUST | 19 0005697373756564696769636572742E636F6D |
| Digicert | 18 00056973737565646F63757369676E2E6672 |
| DocuSign (Keynectis, OpenTrust, Certplus) | 18 00056973737565652D74756772612E636F6D |
| e-tugra | 22 00056973737565656469636F6D67726F75702E636F6D |
| EDICOM | 18 00056973737565656E74727573742E6E6574 |
| Entrust | 27 000569737375656669726D6170726F666573696F6E616C2E636F6D |
| Firmaprofesional | 14 00056973737565666E6D742E6573 |
| FNMT (Government of Spain) | 21 00056973737565676C6F62616C7369676E2E636F6D |
| GlobalSign | 18 00056973737565676F64616464792E636F6D |
| GoDaddy (Starfield Technologies) | 15 00056973737565706B692E676F6F67 |
| Google Trust Services | 21 000569737375656763612E6E61742E676F762E7477 |
| GRCA (Government of Taiwan) | 16 000569737375656861726963612E6772 |
| HARICA | 20 000569737375656964656E74727573742E636F6D |
| IdenTrust | 17 00056973737565697A656E70652E636F6D |
| Izenpe | 20 000569737375656B616D75736D2E676F762E7472 |
| Kamu SM | 22 000569737375656C657473656E63727970742E6F7267 |
| Let's Encrypt | 18 00056973737565652D737A69676E6F2E6875 |
| Microsec e-Szigno | 17 000569737375656E65746C6F636B2E6875 |
| NetLock | 25 000569737375657777772E706B696F766572686569642E6E6C |
| PKloverheid | 21 0005697373756570726F636572742E6E65742E7665 |
| PROCERT | 25 0005697373756571756F7661646973676C6F62616C2E636F6D |
| QuoVadis | 21 000569737375657365636F6D74727573742E6E6574 |
| SECOM | 12 00056973737565736B2E6565 |
| Sertifitseerimiskeskuse | 21 000569737375657374617274636F6D63612E636F6D |
| StartCom | 20 0005697373756573776973737369676E2E636F6D |
| SwissSign | 19 0005697373756573796D616E7465632E636F6D |
| Symantec (GeoTrust, Thawte, RapidSSL) | 17 0005697373756574656C657365632E6465 |
| T-Systems (DFN-PKI) | 16 0005697373756574656C69612E636F6D |
| Telia | 20 000569737375657472757374776176652E636F6D |
| Trustwave | 14 000569737375657765622E636F6D |
| Web.com | 18 00056973737565776973656B65792E636F6D |
| WISeKey | 17 00056973737565776F7369676E2E636F6D |
| WoSign | 12 0009697373756577696C643B |
If you have any questions or concerns please contact the Entrust Certificate Services Support department for further assistance:
Hours of Operation:
Sunday 8:00 PM ET to Friday 8:00 PM ET
North America (toll free): 1-866-267-9297
Outside North America: 1-613-270-2680 (or see the list
here
)