IPv4 Addresses
interactivebrokers.ca. 20 IN A 23.218.216.201 interactivebrokers.ca. 20 IN A 23.218.216.211
Name Servers
interactivebrokers.ca. 900 IN NS a1-180.akam.net. interactivebrokers.ca. 900 IN NS a10-65.akam.net. interactivebrokers.ca. 900 IN NS a11-65.akam.net. interactivebrokers.ca. 900 IN NS a26-66.akam.net. interactivebrokers.ca. 900 IN NS a28-64.akam.net. interactivebrokers.ca. 900 IN NS a9-65.akam.net.
Mail Servers
interactivebrokers.ca. 1200 IN MX 10 mxb-001fa301.gslb.pphosted.com. interactivebrokers.ca. 1200 IN MX 10 mxa-001fa301.gslb.pphosted.com.
SOA Details
interactivebrokers.ca. 900 IN SOA ndns.interactivebrokers.com. admin.interactivebrokers.com. 2021042652 43200 3600 2419200 900
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.
interactivebrokers.ca. 1200 IN DMARC v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100; adkim=r; aspf=r
DKIM
interactivebrokers.ca. 1200 IN DKIM v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6fXg7/7Fd+DYmS5WS/QeLwDqOBHqXODlLWQZH62cEiGhtc8maeH/qeOv8XD2cVNvM8H+vEVtjL8oZn7sdv3T1Zvale1eJALgFYklTt7V1uejteowJ53CUepaXkrzreaNkqfrSiF132ItsfTqK7icnibL3j5U0q8ekQ07xeYF1xHdDXECK4f+pOSstW5AqJI9sMuxnD8c4IrUo0H4K7hpuP9FkkUeeZTkk1eVvq3y+MUEVNKGXvQC7brufiRDPiNPcGy1eIvn41VtwEvu2RO6QRgv4TN7+0r+G7sMkru7psUfmBFjJOvVeyXeHpmLZLBTzW0IQJofxZTLhU3E5gAOaQIDAQAB;
SPF (Sender Policy Framework)
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | include |
|
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| + Pass | include |
|
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| + Pass | include |
|
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| - Fail | all |
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interactivebrokers.ca. 1200 IN TXT "v=spf1 include:spf-001fa301.pphosted.com include:spfext.ibkr.com include:spf.protection.outlook.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
interactivebrokers.ca. 1200 IN TXT "_68lmxntqzz17b25m9s4wco5ylflmct6"