
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.gtld-servers.net. (192.5.6.30) | a.gtld-servers.net. (2001:503:a83e::2:30) | b.gtld-servers.net. (192.33.14.30) | b.gtld-servers.net. (2001:503:231d::2:30) | c.gtld-servers.net. (192.26.92.30) | c.gtld-servers.net. (2001:503:83eb::30) | d.gtld-servers.net. (192.31.80.30) | d.gtld-servers.net. (2001:500:856e::30) | e.gtld-servers.net. (192.12.94.30) | e.gtld-servers.net. (2001:502:1ca1::30) | f.gtld-servers.net. (192.35.51.30) | f.gtld-servers.net. (2001:503:d414::30) | g.gtld-servers.net. (192.42.93.30) | g.gtld-servers.net. (2001:503:eea3::30) | h.gtld-servers.net. (192.54.112.30) | h.gtld-servers.net. (2001:502:8cc::30) | i.gtld-servers.net. (192.43.172.30) | i.gtld-servers.net. (2001:503:39c1::30) | j.gtld-servers.net. (192.48.79.30) | j.gtld-servers.net. (2001:502:7094::30) | k.gtld-servers.net. (192.52.178.30) | k.gtld-servers.net. (2001:503:d2d::30) | l.gtld-servers.net. (192.41.162.30) | l.gtld-servers.net. (2001:500:d937::30) | m.gtld-servers.net. (192.55.83.30) | m.gtld-servers.net. (2001:501:b1f9::30) | |||||
| blackboard.com | 86400 | DS |
53317 8 2 149c03c69de893d8ba1ba70631d4a3b97e5e05a7cfdb988480f74732fc6431a7 | OK | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| 86400 | RRSIG | DS 8 2 86400 20230506035959 20230429024959 46551 com. guMuhUZnjGQG8CYw5Bn/0wQFjCxPU0vI 7YRMx5tFw8c/Y1R1tf9LpL6+h/YjQdIs ntF5YJPoZYivjkUL0htgL0hoDFeuEsgF 8HgN+sWGS4JTGCCVjCIxb9VrYp5yY9R2 zAeN5/vRIAUBTVA14wB30PmiICqlHLbE fDfneTC1SZTkuYct3BdpwGY5a+Xf7wbO aNeWCrRiL/KpXCtAbmoINQ== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | 2/14/27 | 2/14/24 | |||
| Response size (bytes) | OK | 1290 | 1218 | 1292 | 1220 | 1290 | 1218 | 1290 | 1218 | 1290 | 1218 | 1290 | 1218 | 1290 | 1218 | 1290 | 1218 | 1290 | 1218 | 1290 | 1218 | 1290 | 1218 | 1290 | 1218 | 1290 | 1218 | |||
| Response time (ms) | OK | 155 | 183 | 4 | 42 | 162 | 133 | 200 | 118 | 140 | 164 | 23 | 140 | 79 | 72 | 118 | 12 | 155 | 192 | 12 | 94 | 50 | 79 | 64 | 12 | 102 | 50 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| blackboard.com | 302400 | DNSKEY |
256 3 8 AwEAAdlV6G01mfK4Jf3iOVBLnsXhzoDw ZMJv8IGMmkgoopPJWSCBvViq9jD+4cNV JGBnu70MhbpvRcpQdNgIA59itIWAZbk1 NUMtKQSIbjaa63ZS9hwIt+TK33QccE/Z +V8pU7FuFl+y6Hg/BubVG7/cefKCF8SK UBfsV9Km/W8vTPjnLzglCp5YrfaAKo5+ UPlK28lvJDJ3zqfqtck1PtkYCImwiRCc /jILGE056PLKgZNmTmDLKHlHjV2p/PtU i+ak6M7Ikpv3/KCFEM/aWMlced+0QsjM +eyED5oWgQ+SWfaCFPQ3VWCWatk11cQY RPIdR4zdsFRbcFUIHckqxnZhnFE= ; key tag = 45456
256 3 8 AwEAAfTi4Iu3cVQ4dgF3HOlddROZ0fId U2GAjGATTd/W+xE9/mKAJiF8KdRWReNa lVxgmTj2/PrQFyJviap47FGWs7KGar92 d+asNLHYFwRXRI3PfeLDmD//TYIwyoPb vOa9VzVDOVJFX/tsODuHjghRf31ETpAK ggYpS2Rk6icxxhURPF/+NZfBMKLPsTfY Y0ejDv4zQ86URqKQj0IaRtOlN4RCdWAo ufoCYLcFs5IEG0lkioZ5uvPmgdhkmHsP TSe8WE5sdlFBWgxUiJhXGjIXEoK+r5J/ 9a/aRiIuH5MwPXJ/+wAZZPA95ENmf1ma QUWRnjTkMu4IMRMyf8PSH1qDv1k= ; key tag = 54573
257 3 8 AwEAAbWw1N8qUgB2Br5WF2JB9khhmqDc ueSgqrmY38gpO2BSglv+ZfdPLUoHFbed gvLo11uyYNAfaMJpNOlgrzFSYrcqr1IK JETiM80HEPK8hASyrSaHHIbsDNvCvLii 5+M+uvJCrK3wtKSRl1r7hXEfnDlJRhSC HNJ3fZucyH7a9nmz2jdubPCKEgplsW5y Z2do7dswEu/zc1UmVRsewEZYoUhSw8NG nJDTtNk4QiDlHEq6BEAD6V4DGsQt134+ nDYmABpDB4IqHc/6+i88Y+JLXQs/7ZXk VKIuIHsftqdiabN/tqdbcEh+rOxcnYBv q8T4IUpzvOvWNTWJAPBVevtx2OE= ; key tag = 53317 | OK | Y | Y |
| 302400 | RRSIG | DNSKEY 8 2 302400 20230504063358 20230430055015 45456 blackboard.com. YNdzxrGfMcaUmohF5WW1Jmx1iCXaJGbT FAAJdt+4wq+ro2oxEbOCvM14zLE+9KF/ FkwK+PZGcfdnQB9TjqVEej1QgxHzdRX/ SHhiNPL4xjVQLruoK2ixAa4gJmEwaOU+ V2t8rhjKI/W7wQ7o/my+uJeAdu54buGN 9W8LVYyiA3F3K2y2YSMzjj9OvmnCNsCu cBfjDS28IArhM9TvhbrTPHaMDI/QPaA1 h+YRCBJB04XmsjOWt3tA/2zpSDdlxhDG d+6CtNdmd+8haRzU0DDXDHvhIHuDwn3/ dGt92cJ1fnqweazOx/anWqcsRrYiqMyQ LVItQjY4XSFgRVhH462KKQ== | VALID | Y | Y | |
| 302400 | RRSIG | DNSKEY 8 2 302400 20230504063358 20230430055015 53317 blackboard.com. MIWb0wWMoq6hWbDrQKUZRgq2NtWrkOnW VyQPvkh/xbsXML7pwC+yz/+JaviY1Oku 0THHlxfKcVOoHpOfK4jb6feFKc7d6h0i mExAEPtEjZzobgBJWc6/y05/jQRmCFaN DnY7sjTs4A+mq0kBPMrC7qxLei9gh1C9 DY8/G5joZ1gHw+nBK4WZRpeid/m7qnLa +ntPdzqs+g4Dkf1ai+xqthUxijQ66UOg fKGxuUOSHwn4nt+hBT69aY4uG5ePOW90 R4rktbsB2n90yuoEJWWHb+mZI6anju4H Yvfpg0vmdS67IWagZP53HFZFi5aYqfbJ gAPuHz3b4bURkIzpR/P2Qw== | VALID | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 5/0/1 | 5/0/1 | |||
| Response size (bytes) | OK | 1503 | 1503 | |||
| Response time (ms) | OK | 128 | 135 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| blackboard.com | 300 | NS |
ns1.blackboard.com.
ns2.blackboard.com. | OK | Y | Y |
| 300 | RRSIG | NS 8 2 300 20230504065003 20230430061659 45456 blackboard.com. ptmXmzVmRpYkGmRk+FmbxXKX+NjnQV9+ TJxajfIh9IbuFG2OwC/yw45UGL2ine0K cnr4pXno+g29yqM5W2yfrOp1/313dtLH 5PRwxICvy1iuW8E1Yvic113QULNgdOL2 eYA58sI8at7mH/uFXceHeza53u1bgRgb XVam+3VIBrBBCzyxn2V3krzuWZRnCGht zMl/Edj7qiYLPOHbpC/ltmD0gEPapVyK 62D7KrNdQY2+pwED/ZN3tZMyVHHInh+L 4vvz2T8w48Mc9TovAQy3l7knjrb40nNl XgZG8AzGwPm3l9ze1O7KXcaTJ3qm9tAj yoSF5l4Axm+mIzxNrzyCPA== | VALID | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 3/0/1 | 3/0/1 | |||
| Response size (bytes) | OK | 409 | 409 | |||
| Response time (ms) | OK | 64 | 65 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/4/1 | 0/4/1 | |||
| Response size (bytes) | OK | 851 | 851 | |||
| Response time (ms) | OK | 113 | 112 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| blackboard.com | 300 | TXT |
"ca3-48cd68e33ded47618c454c158fa7dcaf"
"mixpanel-domain-verify=92235a82-8728-4950-9851-57c4eecd4342"
"google-site-verification=fTocuU2OdTBoe0z0NgNx_LFAThArXIONtFHyO--shKk"
"google-site-verification=h4SDO4a-PJNaavz2JFzCHiOqtvcVJG-r2SSOSwVnZcw"
"pfXrSz+R3xXW/7frt70I2B9I5Ji3XNr+ndfiptWw0SwRIwJT1lzgMyka1en34swjl1jIwlBlvCnBBnb4zI+5bA=="
"atlassian-domain-verification=sL0SeJrvzBUml3o/s27o80sReunbCTKElGcidHph2tiTaZ0nMg7YECa/wuQooaq/"
"v=spf1 include:_netblocks.blackboard.com include:mh.blackboard.com include:spf.blackboardconnect.com include:spf.protection.outlook.com include:_spf.bbnotify.net include:servers.mcsv.net include:eskerondemand.com include:_spf.salesforce.com -all" | OK | Y | Y |
| 300 | RRSIG | TXT 8 2 300 20230504065636 20230430063330 45456 blackboard.com. RaWkzrEKD/g6EYkQwvr+FyHGOeBEJOTH MeHXDU6QEPqVfuVciWyAgmlCAtMgDMXT T1jrY6NBui+GLdOcWjTQp96igFYTxiOK MRIi7cyoqwF+dzgUmzVDvN1Xpr0uhvGx LpUg9oWThroQ9G8BiiyyhekRB5wX3YcC +WiVgSf8ptG7AF9Oz3e9lfqHlop6nMLw zRifU2mBs8WMNs3vEZEHVJ9ACQgrSsL7 piFn6Wlr+ObQ+UfSGN+8d4XgkXNEvYjt HvIda2cnzCTxVLHQuC0+/ShEBeUwYZ7j Fg3nAYGT0jlkOsv70aqjpNziTIB6Cdfb ho5OzBUj5i7pEsOSzvMErA== | VALID | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 8/0/1 | 8/0/1 | |||
| Response size (bytes) | OK | 1122 | 1122 | |||
| Response time (ms) | OK | 207 | 207 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/8/1 | 0/8/1 | |||
| Response size (bytes) | OK | 1642 | 1642 | |||
| Response time (ms) | OK | 130 | 132 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| RR count (Answer/Authority/Additional) | OK | 0/4/1 | 0/4/1 | |||
| Response size (bytes) | OK | 851 | 851 | |||
| Response time (ms) | OK | 116 | 115 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| blackboard.com | 300 | NS |
ns1.blackboard.com.
ns2.blackboard.com. | OK | Y | Y |
| 300 | RRSIG | NS 8 2 300 20230504065003 20230430061659 45456 blackboard.com. ptmXmzVmRpYkGmRk+FmbxXKX+NjnQV9+ TJxajfIh9IbuFG2OwC/yw45UGL2ine0K cnr4pXno+g29yqM5W2yfrOp1/313dtLH 5PRwxICvy1iuW8E1Yvic113QULNgdOL2 eYA58sI8at7mH/uFXceHeza53u1bgRgb XVam+3VIBrBBCzyxn2V3krzuWZRnCGht zMl/Edj7qiYLPOHbpC/ltmD0gEPapVyK 62D7KrNdQY2+pwED/ZN3tZMyVHHInh+L 4vvz2T8w48Mc9TovAQy3l7knjrb40nNl XgZG8AzGwPm3l9ze1O7KXcaTJ3qm9tAj yoSF5l4Axm+mIzxNrzyCPA== | VALID | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 3/0/1 | 3/0/1 | |||
| Response size (bytes) | OK | 409 | 409 | |||
| Response time (ms) | OK | 64 | 65 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| blackboard.com | 300 | MX |
10 blackboard-com.mail.protection.outlook.com. | OK | Y | Y |
| 300 | RRSIG | MX 8 2 300 20230504070942 20230430063705 45456 blackboard.com. o5c0RL0wV6uR3vTIQ/jqW4c7yj1n0g5q amjCmxlUgXnX0ACH2y73cUaMKbe0oLyc cfwa7acaUrfRQASccR9BnDWVeQ6ADBi2 wzuiJLS/MVTFVUyevOyE1XBTcxJUtmA3 XmV42Ayfv69GGSdPNVy0lmRI3Hn49er0 F/K5xWLCl4e+Rps/0UrmuaYAIloqONY3 Q6iXhqzWPCimg/L4oCZ7cxdDzpkH69hG n3JYKSlW/nfRNzphzLtymUFyk4kNfGXz BJh9106zVP9TmI15l/5OIFDNPADnjdsG wugcKvypLBG04yr0qEXBmGNyJti2ssCT c1TDDIh5Unfl482+czC15w== | VALID | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/0/1 | 2/0/1 | |||
| Response size (bytes) | OK | 428 | 428 | |||
| Response time (ms) | OK | 212 | 212 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| blackboard.com | 300 | A |
20.85.72.68 | OK | Y | Y |
| 300 | RRSIG | A 8 2 300 20230504065310 20230430063205 45456 blackboard.com. Onk1s89S3oTncJxzC624R4Z0kQYv3ys7 niCT+g2VKB16162ssNOMnMKCs1Hvcjee rBfjJ3d1Jf7XrveSSN76Dz0TiVOQ2tt8 JOQVN8/4usKyKZdTpyvm74W1ZAsv+rv4 r88CpAJiF7y2/VrJz3cFL3T86+AKfQuD ggH5dqWNur8TESpruE7V2T8XqfiC5ov3 yXh9aVMoS3bO0oBbku1rdvX39PrALfvX awwf3DvuAOxXSAX/RM6wLyMGZJOwPnoN 3BPGGfzGGtTOY/9RPpTv3WOtwEsfBhck 8PKkqclPqTfrvOVndDdck+dSKkzo5McJ 6POEAC2N0kv6XZ/38LeprA== | VALID | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/0/1 | 2/0/1 | |||
| Response size (bytes) | OK | 389 | 389 | |||
| Response time (ms) | OK | 65 | 67 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| blackboard.com | 300 | SOA |
infoblox-master01.us-east-1.bbstack.net. internic.BLacKboARd.cOm. 2023047194 7200 600 2419200 3600 | OK | Y | Y |
| 300 | RRSIG | SOA 8 2 300 20230504183722 20230430173722 45456 blackboard.com. MkXyxu5x9dt5+2cJUGoM/2+uWQtSj0i9 gJ4DzucfPjceXflb7xGrvM53OYxiXzGH lQvrI8AF6aK6BLx4lLaf5zNrnfhQ2BOJ 1CKF2tm/YYXBLqQC86i3yjicOCJfj7UZ glHi/OVCOx5U9MLptREwhcwEGLjT5wBC RYKG7qoMQnot7hTRVf2OYyrP4XmksFiQ n1Dp+7zux0KW3gQkuKFEHIJUme+qCzhx ast8XTxKkzpRWH66ml+b3e3ehZ5VqPmT cDsUywhKDy/uOaKyU8N2Sa+vFfjWU3yg HVuXFn7AWrohFA/UdCeyOU8elM1VHST9 GeFH/PwEJcX5mDwQqBQ6Lw== | VALID | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/0/1 | 2/0/1 | |||
| Response size (bytes) | OK | 457 | 457 | |||
| Response time (ms) | OK | 215 | 214 | |||
| Name | TTL | Type | Data | Status | Returned by | |
|---|---|---|---|---|---|---|
| ns1.blackboard.com. (52.71.114.162) | ns2.blackboard.com. (3.227.199.150) | |||||
| blackboard.com | 900 | NSEC3PARAM |
1 0 10 5c7ebe4f4eebb4d450 | OK | Y | Y |
| 900 | RRSIG | NSEC3PARAM 8 2 900 20230504062606 20230430062117 45456 blackboard.com. FhcdBq3shpaeqv/aRLnQRF497+tg952F yO3+lLUB05kBxcRVyYKNNZmRRkv742yz tNja2v+aCBIS716o7rvdXeQZ2y5Gr/+V +C6M7E5w/SypsJcI0VzAsmGE1e0pm2tV mu7vGRDT+DPbHT3huGsjlvTKyQQWUi/i F7U+t5b/If+Vh+DtIlpLczycqxn3rp/C eKD8d9znYD/RIFWxjCq4kAAKeYz4CHlp 3X2xG1LbIJSWyPNzAKczbjet4b8Z6iv1 vbth7r+Ldo6WnyAdOqGC0oyYrTUn4dOF 2OBe392RKC5SZixYcWTCQCWd4mN2mK9w Xj0QXRHbj5JRw+xWWFUu6w== | VALID | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/0/1 | 2/0/1 | |||
| Response size (bytes) | OK | 399 | 399 | |||
| Response time (ms) | OK | 218 | 217 | |||