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216.73.216.1
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_radsec._tcp.eduroam.de.tu-braunschweig.de
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_radsec._tcp.eduroam.de.tu-braunschweig.de
SPF record
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No SPF record
No SPF record found for _radsec._tcp.eduroam.de.tu-braunschweig.de
check TXT records