This is a valid real-world certificate.
$ openssl asn1parse -i < [CERTIFICATE]
0:d=0 hl=4 l=1367 cons: SEQUENCE
4:d=1 hl=4 l=1087 cons: SEQUENCE
8:d=2 hl=2 l= 3 cons: cont [ 0 ]
10:d=3 hl=2 l= 1 prim: INTEGER :02
13:d=2 hl=2 l= 7 prim: INTEGER :2B63A42A705076
22:d=2 hl=2 l= 13 cons: SEQUENCE
24:d=3 hl=2 l= 9 prim: OBJECT :sha1WithRSAEncryption
35:d=3 hl=2 l= 0 prim: NULL
37:d=2 hl=3 l= 202 cons: SEQUENCE
40:d=3 hl=2 l= 11 cons: SET
42:d=4 hl=2 l= 9 cons: SEQUENCE
44:d=5 hl=2 l= 3 prim: OBJECT :countryName
49:d=5 hl=2 l= 2 prim: PRINTABLESTRING :US
53:d=3 hl=2 l= 16 cons: SET
55:d=4 hl=2 l= 14 cons: SEQUENCE
57:d=5 hl=2 l= 3 prim: OBJECT :stateOrProvinceName
62:d=5 hl=2 l= 7 prim: PRINTABLESTRING :Arizona
71:d=3 hl=2 l= 19 cons: SET
73:d=4 hl=2 l= 17 cons: SEQUENCE
75:d=5 hl=2 l= 3 prim: OBJECT :localityName
80:d=5 hl=2 l= 10 prim: PRINTABLESTRING :Scottsdale
92:d=3 hl=2 l= 26 cons: SET
94:d=4 hl=2 l= 24 cons: SEQUENCE
96:d=5 hl=2 l= 3 prim: OBJECT :organizationName
101:d=5 hl=2 l= 17 prim: PRINTABLESTRING :GoDaddy.com, Inc.
120:d=3 hl=2 l= 51 cons: SET
122:d=4 hl=2 l= 49 cons: SEQUENCE
124:d=5 hl=2 l= 3 prim: OBJECT :organizationalUnitName
129:d=5 hl=2 l= 42 prim: PRINTABLESTRING :http://certificates.godaddy.com/repository
173:d=3 hl=2 l= 48 cons: SET
175:d=4 hl=2 l= 46 cons: SEQUENCE
177:d=5 hl=2 l= 3 prim: OBJECT :commonName
182:d=5 hl=2 l= 39 prim: PRINTABLESTRING :Go Daddy Secure Certification Authority
223:d=3 hl=2 l= 17 cons: SET
225:d=4 hl=2 l= 15 cons: SEQUENCE
227:d=5 hl=2 l= 3 prim: OBJECT :serialNumber
232:d=5 hl=2 l= 8 prim: PRINTABLESTRING :07969287
242:d=2 hl=2 l= 30 cons: SEQUENCE
244:d=3 hl=2 l= 13 prim: UTCTIME :120419135324Z
259:d=3 hl=2 l= 13 prim: UTCTIME :130419135324Z
274:d=2 hl=2 l= 79 cons: SEQUENCE
276:d=3 hl=2 l= 20 cons: SET
278:d=4 hl=2 l= 18 cons: SEQUENCE
280:d=5 hl=2 l= 3 prim: OBJECT :organizationName
285:d=5 hl=2 l= 11 prim: PRINTABLESTRING :kthulhu.net
298:d=3 hl=2 l= 33 cons: SET
300:d=4 hl=2 l= 31 cons: SEQUENCE
302:d=5 hl=2 l= 3 prim: OBJECT :organizationalUnitName
307:d=5 hl=2 l= 24 prim: PRINTABLESTRING :Domain Control Validated
333:d=3 hl=2 l= 20 cons: SET
335:d=4 hl=2 l= 18 cons: SEQUENCE
337:d=5 hl=2 l= 3 prim: OBJECT :commonName
342:d=5 hl=2 l= 11 prim: PRINTABLESTRING :kthulhu.net
355:d=2 hl=4 l= 290 cons: SEQUENCE
359:d=3 hl=2 l= 13 cons: SEQUENCE
361:d=4 hl=2 l= 9 prim: OBJECT :rsaEncryption
372:d=4 hl=2 l= 0 prim: NULL
374:d=3 hl=4 l= 271 prim: BIT STRING
649:d=2 hl=4 l= 442 cons: cont [ 3 ]
653:d=3 hl=4 l= 438 cons: SEQUENCE
657:d=4 hl=2 l= 15 cons: SEQUENCE
659:d=5 hl=2 l= 3 prim: OBJECT :X509v3 Basic Constraints
664:d=5 hl=2 l= 1 prim: BOOLEAN :255
667:d=5 hl=2 l= 5 prim: OCTET STRING [HEX DUMP]:3003010100
674:d=4 hl=2 l= 29 cons: SEQUENCE
676:d=5 hl=2 l= 3 prim: OBJECT :X509v3 Extended Key Usage
681:d=5 hl=2 l= 22 prim: OCTET STRING [HEX DUMP]:301406082B0601050507030106082B06010505070302
705:d=4 hl=2 l= 14 cons: SEQUENCE
707:d=5 hl=2 l= 3 prim: OBJECT :X509v3 Key Usage
712:d=5 hl=2 l= 1 prim: BOOLEAN :255
715:d=5 hl=2 l= 4 prim: OCTET STRING [HEX DUMP]:030205A0
721:d=4 hl=2 l= 51 cons: SEQUENCE
723:d=5 hl=2 l= 3 prim: OBJECT :X509v3 CRL Distribution Points
728:d=5 hl=2 l= 44 prim: OCTET STRING [HEX DUMP]:302A3028A026A0248622687474703A2F2F63726C2E676F64616464792E636F6D2F676473312D36382E63726C
774:d=4 hl=2 l= 83 cons: SEQUENCE
776:d=5 hl=2 l= 3 prim: OBJECT :X509v3 Certificate Policies
781:d=5 hl=2 l= 76 prim: OCTET STRING [HEX DUMP]:304A3048060B6086480186FD6D010717013039303706082B06010505070201162B687474703A2F2F6365727469666963617465732E676F64616464792E636F6D2F7265706F7369746F72792F
859:d=4 hl=3 l= 128 cons: SEQUENCE
862:d=5 hl=2 l= 8 prim: OBJECT :Authority Information Access
872:d=5 hl=2 l= 116 prim: OCTET STRING [HEX DUMP]:3072302406082B060105050730018618687474703A2F2F6F6373702E676F64616464792E636F6D2F304A06082B06010505073002863E687474703A2F2F6365727469666963617465732E676F64616464792E636F6D2F7265706F7369746F72792F67645F696E7465726D6564696174652E637274
990:d=4 hl=2 l= 31 cons: SEQUENCE
992:d=5 hl=2 l= 3 prim: OBJECT :X509v3 Authority Key Identifier
997:d=5 hl=2 l= 24 prim: OCTET STRING [HEX DUMP]:30168014FDAC6132936C45D6E2EE855F9ABAE7769968CCE7
1023:d=4 hl=2 l= 39 cons: SEQUENCE
1025:d=5 hl=2 l= 3 prim: OBJECT :X509v3 Subject Alternative Name
1030:d=5 hl=2 l= 32 prim: OCTET STRING [HEX DUMP]:301E820B6B7468756C68752E6E6574820F7777772E6B7468756C68752E6E6574
1064:d=4 hl=2 l= 29 cons: SEQUENCE
1066:d=5 hl=2 l= 3 prim: OBJECT :X509v3 Subject Key Identifier
1071:d=5 hl=2 l= 22 prim: OCTET STRING [HEX DUMP]:0414A31E1AB1A9E4F550BC3E05E174CF01D09E35E017
1095:d=1 hl=2 l= 13 cons: SEQUENCE
1097:d=2 hl=2 l= 9 prim: OBJECT :sha1WithRSAEncryption
1108:d=2 hl=2 l= 0 prim: NULL
1110:d=1 hl=4 l= 257 prim: BIT STRING
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
$ openssl asn1parse -i < [TBS CERTIFICATE]
0:d=0 hl=4 l=1087 cons: SEQUENCE
4:d=1 hl=2 l= 3 cons: cont [ 0 ]
6:d=2 hl=2 l= 1 prim: INTEGER :02
9:d=1 hl=2 l= 7 prim: INTEGER :2B63A42A705076
18:d=1 hl=2 l= 13 cons: SEQUENCE
20:d=2 hl=2 l= 9 prim: OBJECT :sha1WithRSAEncryption
31:d=2 hl=2 l= 0 prim: NULL
33:d=1 hl=3 l= 202 cons: SEQUENCE
36:d=2 hl=2 l= 11 cons: SET
38:d=3 hl=2 l= 9 cons: SEQUENCE
40:d=4 hl=2 l= 3 prim: OBJECT :countryName
45:d=4 hl=2 l= 2 prim: PRINTABLESTRING :US
49:d=2 hl=2 l= 16 cons: SET
51:d=3 hl=2 l= 14 cons: SEQUENCE
53:d=4 hl=2 l= 3 prim: OBJECT :stateOrProvinceName
58:d=4 hl=2 l= 7 prim: PRINTABLESTRING :Arizona
67:d=2 hl=2 l= 19 cons: SET
69:d=3 hl=2 l= 17 cons: SEQUENCE
71:d=4 hl=2 l= 3 prim: OBJECT :localityName
76:d=4 hl=2 l= 10 prim: PRINTABLESTRING :Scottsdale
88:d=2 hl=2 l= 26 cons: SET
90:d=3 hl=2 l= 24 cons: SEQUENCE
92:d=4 hl=2 l= 3 prim: OBJECT :organizationName
97:d=4 hl=2 l= 17 prim: PRINTABLESTRING :GoDaddy.com, Inc.
116:d=2 hl=2 l= 51 cons: SET
118:d=3 hl=2 l= 49 cons: SEQUENCE
120:d=4 hl=2 l= 3 prim: OBJECT :organizationalUnitName
125:d=4 hl=2 l= 42 prim: PRINTABLESTRING :http://certificates.godaddy.com/repository
169:d=2 hl=2 l= 48 cons: SET
171:d=3 hl=2 l= 46 cons: SEQUENCE
173:d=4 hl=2 l= 3 prim: OBJECT :commonName
178:d=4 hl=2 l= 39 prim: PRINTABLESTRING :Go Daddy Secure Certification Authority
219:d=2 hl=2 l= 17 cons: SET
221:d=3 hl=2 l= 15 cons: SEQUENCE
223:d=4 hl=2 l= 3 prim: OBJECT :serialNumber
228:d=4 hl=2 l= 8 prim: PRINTABLESTRING :07969287
238:d=1 hl=2 l= 30 cons: SEQUENCE
240:d=2 hl=2 l= 13 prim: UTCTIME :120419135324Z
255:d=2 hl=2 l= 13 prim: UTCTIME :130419135324Z
270:d=1 hl=2 l= 79 cons: SEQUENCE
272:d=2 hl=2 l= 20 cons: SET
274:d=3 hl=2 l= 18 cons: SEQUENCE
276:d=4 hl=2 l= 3 prim: OBJECT :organizationName
281:d=4 hl=2 l= 11 prim: PRINTABLESTRING :kthulhu.net
294:d=2 hl=2 l= 33 cons: SET
296:d=3 hl=2 l= 31 cons: SEQUENCE
298:d=4 hl=2 l= 3 prim: OBJECT :organizationalUnitName
303:d=4 hl=2 l= 24 prim: PRINTABLESTRING :Domain Control Validated
329:d=2 hl=2 l= 20 cons: SET
331:d=3 hl=2 l= 18 cons: SEQUENCE
333:d=4 hl=2 l= 3 prim: OBJECT :commonName
338:d=4 hl=2 l= 11 prim: PRINTABLESTRING :kthulhu.net
351:d=1 hl=4 l= 290 cons: SEQUENCE
355:d=2 hl=2 l= 13 cons: SEQUENCE
357:d=3 hl=2 l= 9 prim: OBJECT :rsaEncryption
368:d=3 hl=2 l= 0 prim: NULL
370:d=2 hl=4 l= 271 prim: BIT STRING
645:d=1 hl=4 l= 442 cons: cont [ 3 ]
649:d=2 hl=4 l= 438 cons: SEQUENCE
653:d=3 hl=2 l= 15 cons: SEQUENCE
655:d=4 hl=2 l= 3 prim: OBJECT :X509v3 Basic Constraints
660:d=4 hl=2 l= 1 prim: BOOLEAN :255
663:d=4 hl=2 l= 5 prim: OCTET STRING [HEX DUMP]:3003010100
670:d=3 hl=2 l= 29 cons: SEQUENCE
672:d=4 hl=2 l= 3 prim: OBJECT :X509v3 Extended Key Usage
677:d=4 hl=2 l= 22 prim: OCTET STRING [HEX DUMP]:301406082B0601050507030106082B06010505070302
701:d=3 hl=2 l= 14 cons: SEQUENCE
703:d=4 hl=2 l= 3 prim: OBJECT :X509v3 Key Usage
708:d=4 hl=2 l= 1 prim: BOOLEAN :255
711:d=4 hl=2 l= 4 prim: OCTET STRING [HEX DUMP]:030205A0
717:d=3 hl=2 l= 51 cons: SEQUENCE
719:d=4 hl=2 l= 3 prim: OBJECT :X509v3 CRL Distribution Points
724:d=4 hl=2 l= 44 prim: OCTET STRING [HEX DUMP]:302A3028A026A0248622687474703A2F2F63726C2E676F64616464792E636F6D2F676473312D36382E63726C
770:d=3 hl=2 l= 83 cons: SEQUENCE
772:d=4 hl=2 l= 3 prim: OBJECT :X509v3 Certificate Policies
777:d=4 hl=2 l= 76 prim: OCTET STRING [HEX DUMP]:304A3048060B6086480186FD6D010717013039303706082B06010505070201162B687474703A2F2F6365727469666963617465732E676F64616464792E636F6D2F7265706F7369746F72792F
855:d=3 hl=3 l= 128 cons: SEQUENCE
858:d=4 hl=2 l= 8 prim: OBJECT :Authority Information Access
868:d=4 hl=2 l= 116 prim: OCTET STRING [HEX DUMP]:3072302406082B060105050730018618687474703A2F2F6F6373702E676F64616464792E636F6D2F304A06082B06010505073002863E687474703A2F2F6365727469666963617465732E676F64616464792E636F6D2F7265706F7369746F72792F67645F696E7465726D6564696174652E637274
986:d=3 hl=2 l= 31 cons: SEQUENCE
988:d=4 hl=2 l= 3 prim: OBJECT :X509v3 Authority Key Identifier
993:d=4 hl=2 l= 24 prim: OCTET STRING [HEX DUMP]:30168014FDAC6132936C45D6E2EE855F9ABAE7769968CCE7
1019:d=3 hl=2 l= 39 cons: SEQUENCE
1021:d=4 hl=2 l= 3 prim: OBJECT :X509v3 Subject Alternative Name
1026:d=4 hl=2 l= 32 prim: OCTET STRING [HEX DUMP]:301E820B6B7468756C68752E6E6574820F7777772E6B7468756C68752E6E6574
1060:d=3 hl=2 l= 29 cons: SEQUENCE
1062:d=4 hl=2 l= 3 prim: OBJECT :X509v3 Subject Key Identifier
1067:d=4 hl=2 l= 22 prim: OCTET STRING [HEX DUMP]:0414A31E1AB1A9E4F550BC3E05E174CF01D09E35E017
-----BEGIN TBS CERTIFICATE-----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-----END TBS CERTIFICATE-----
$ openssl asn1parse -i < [SIGNATURE ALGORITHM]
0:d=0 hl=2 l= 13 cons: SEQUENCE
2:d=1 hl=2 l= 9 prim: OBJECT :sha1WithRSAEncryption
13:d=1 hl=2 l= 0 prim: NULL
-----BEGIN SIGNATURE ALGORITHM-----
MA0GCSqGSIb3DQEBBQUA
-----END SIGNATURE ALGORITHM-----
-----BEGIN SIGNATURE-----
t4Qb1DNILgQSXKrFQzXoRRrXfsLG4KhBzAxkjCCuWoYOK4KlHr6nvfMVW/Z93zBdMwrP9y2AOpm
8ykKPItl3W28nKwNC3PpNi0k9fotfa69InWG+g5fJs8jm39EUEB2ecI4/hkoTpOEhl7iHdYSchC
WaDVI3bt8h8j3/iulGg7aeAdxAmWT8s9fUhbGE7AV+z5tbtLQOpA6TWjUMTpRBEEPqIChXqkie3
dP9w/N1hZiMbRyle46VnGXElQ42nIxWSLFU4I0IJICJJFKwL6rBTxU3FJ16IJOqrRsR+Ate8F6E
Du07Gvo9zHGD9R2ZgsQYu6932SRLuZOU6bw1OCnpnw==
-----END SIGNATURE-----
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