Name Servers

TTL

Mail Servers

TTL

SOA Details

TTL
4m
SOA Responsible
dnsmaster.interactivebrokers.ch
SOA Serial
2021051337
SOA Times
Refresh 3h
Retry 1h
Expire 7d
Minimum TTL 10m

Certificate Authority Authorization

TTL

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

TTL
DMARC Policy

Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).

none quarantine reject
8m
DMARC Percentage

pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).

100
DMARC RUA

Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.

DMARC RUF

Forensic (per-failure) reports. Often omitted for privacy or volume.

DKIM

TTL
DKIM Selector selector1
v=DKIM1 k=rsa
8m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArQ3qrxaZYaAk...

SPF (Sender Policy Framework)

TTL
SPF SPFv1
Qualifier Mechanism Target / value Valid Details
+ Pass include
+ Pass include
+ Pass include
- Fail all
—
8m

MTA-STS

TTL

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

TTL
openai-domain-verification=dv-Fti2X0Gsx7t3RZ3pcyYzEBqe
8m
TXT —
_68lmxntqzz17b25m9s4wco5ylflmct6
8m
TXT —
5e3110c2dbfc48ebb2fb7376bcd39e8d
8m
TXT —
_8xpjjbkytmvbmlazqqbhmwwvp29r8wd
8m