Because you requested the table using a browser (rather then an NTRIP Client) it has been returned to you as an HTML page.
SOURCETABLE 200 OK Server: SubCarrier Systems Corp SNIP simpleNTRIP_Caster_[wLITE]R3.18.00/of:May 13 2025 Date: Sun, 25 May 2025 08:13:35 UTC Content-Type: text/plain Content-Length: 402 STR;RTCM3;;RTCM 3.2;1005(10),1008(10),1033(10),1075(1),1085(1),1095(1),1125(1),1230(10);3;GPS+GLO+GAL+BDS;SNIP;XXX;52.42;5.40;0;0;sNTRIP;none;N;N;12800;none; STR;RTCM3_LEGACY;;RTCM 3.2;1004(1),1005(10),1008(10),1012(1),1033(10),1230(10);2;GPS+GLO;SNIP;XXX;52.42;5.40;0;0;sNTRIP;none;N;N;2800;none; NET;SNIP;schippershoek.nl;N;N;schippershoek.nl/rtk;rtk1.schippershoek.nl:2101;None;; ENDSOURCETABLE
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