IPv4 Addresses
optimalblue.com. 60 IN A 20.188.73.165 optimalblue.com. 60 IN A 52.162.85.94
Name Servers
optimalblue.com. 1200 IN NS ns-1288.awsdns-33.org. optimalblue.com. 1200 IN NS ns-1854.awsdns-39.co.uk. optimalblue.com. 1200 IN NS ns-532.awsdns-02.net. optimalblue.com. 1200 IN NS ns-79.awsdns-09.com.
Mail Servers
optimalblue.com. 180 IN MX 10 mxb-0043c402.gslb.pphosted.com. optimalblue.com. 180 IN MX 10 mxa-0043c402.gslb.pphosted.com.
SOA Details
optimalblue.com. 900 IN SOA ns-1288.awsdns-33.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Certificate Authority Authorization
No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.
DMARC
Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
Forensic (per-failure) reports. Often omitted for privacy or volume.
optimalblue.com. 300 IN DMARC v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]
DKIM
optimalblue.com. 1200 IN DKIM v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCzpnFaifchMayk5YoKlVNY0P7tybCWbmQg2TSnvZPwFOtuXTvir23DgZR5JpSqtvH0D/eeNfOR+UC6f5Q/8oyVXxjkKop14TU4COdD6osVHEMC6O2dZ1TVuZylHAbp5NilwJC//aRkbr8qbKmYbn8HBUi20QrA8GvVsL6X/KyAwwIDAQAB optimalblue.com. 1200 IN DKIM v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDqrbNrihRIeNLTakpV1or5t6ATvJON6ohX/kqrD+PupTndHnfI2EZElH0szfj6IkXu9PaFuZ1oNV7hTgmUnxsESOVon0EzBF0JDLU7Oi5UXE9UPMKNJSw3Z52BlgiNaPbbICVOov1C5RU0uciwEYRk8sOBMVN8IrCc/C8sPSllYQIDAQAB;
SPF (Sender Policy Framework)
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip6 |
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| + Pass | ip6 |
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| + Pass | ip6 |
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| + Pass | ip6 |
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| + Pass | ip6 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | ip4 |
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| + Pass | include |
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| + Pass | include |
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| + Pass | include |
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| + Pass | include |
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| + Pass | include |
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| + Pass | a |
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| + Pass | a |
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| + Pass | a |
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| - Fail | all |
—
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optimalblue.com. 60 IN TXT "v=spf1 ip4:149.72.84.46/32 ip4:216.58.153.100/32 ip4:216.58.153.115/32 ip4:72.249.136.116/32 ip4:207.38.115.200/32 ip4:198.37.156.187/32 ip4:52.249.26.214/32 ip4:52.252.165.197/32 ip4:52.252.212.226/32 ip4:52.249.26.186/32 ip4:208.185.229.0/24 ip4:208.185.235.0/24 ip4:148.59.108.0/23 ip4:148.59.106.0/23 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 ip4:3.222.0.24/29 ip4:34.199.167.230/32 ip4:34.198.193.174/32 ip4:34.202.174.188/32 ip4:52.203.5.138/32 ip4:3.231.91.165/32 ip4:50.19.156.114/32 ip4:52.54.49.142/32 ip4:34.193.118.206/32 ip4:20.45.5.20/32 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/15 ip4:52.102.0.0/16 ip4:52.103.0.0/17 ip4:104.47.0.0/17 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/49 ip6:2a01:111:f403:8000::/51 ip6:2a01:111:f403:c000::/51 ip6:2a01:111:f403:f000::/52 ip4:20.98.40.154/32 ip4:20.80.52.0/32 ip4:206.201.77.127/32 ip4:20.98.42.92 ip4:20.80.6.91 ip4:20.94.186.35 ip4:20.88.194.46 ip4:23.100.237.65/32 ip4:23.100.236.102/32 include:sendgrid.net include:_spf.salesforce.com include:4225469.spf01.hubspotemail.net include:spf-0043c402.pphosted.com include:amazonses.com a:b.spf.service-now.com a:c.spf.service-now.com a:d.spf.service-now.com -all"
MTA-STS
This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).
Text Content
optimalblue.com. 60 IN TXT "MS=ms15909482" optimalblue.com. 60 IN TXT "adobe-idp-site-verification=e9ea71f6da8c90a284b2128f4f9983b1089f6211cdd6bded643cf42b803da2af" optimalblue.com. 60 IN TXT "amazon-business-verification=8030159f936a5ffcb3d82e5f60263d5b2b3e6f977776767b74d2d432fbb60013" optimalblue.com. 60 IN TXT "atlassian-domain-verification=cGmlft7V9Yh9OcOirtiDMJGZlucbaCaq/R2OnaKoJ86JJgYlIbf44MgjeWCf4jgY" optimalblue.com. 60 IN TXT "atlassian-domain-verification=jSGbEem2Lf8cOsL7WzwwoJkTNZZhsmvF1M6u7kQVhqhNhjsaEziEIwAclWjJEUZY" optimalblue.com. 60 IN TXT "docusign=b35aa50d-c35e-4ff5-b3e1-31963c4774f4" optimalblue.com. 60 IN TXT "google-site-verification=RP3yCS9d-9I674QAb-UOVxuvi3ryUL7Pjw4aG7XbLy8" optimalblue.com. 60 IN TXT "smartsheet-site-validation=RNrVa_ufnI2KZeBVj4WpvxSBrBP5canJ" optimalblue.com. 60 IN TXT "twilio-domain-verification=1062fc92478f522d785600104f8f1510" optimalblue.com. 60 IN TXT "elgoo7v421ragbtmgvh7cnssap" optimalblue.com. 60 IN TXT "u959rmfhi0j4fs76nq8imfjhha"