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_[wPRO]R3.15.14/of:Aug 14 2024 Date: Mon, 09 September 2024 15:42:04 UTC Content-Type: text/plain Content-Length: 1760 STR;AB50_RTCM3;AB50_RTCM3;RTCM 3.0;1004(1),1005(30),1007(30),1029(900),1033(30);2;GPS;UNAVCO;USA;58.42;-134.55;1;0;sNTRIP;None;N;N;1080;; STR;ALBH00CAN0;Albert Head;RTCM 3.2;1006(70),1008(70),1013,1019,1020,1033(70),1077(30),1087(44),1097(37);2;GPS+GLO+GAL;IGS;CAN;48.39;-123.49;1;0;sNTRIP;none;N;N;400;rt.cacsb.nrcan.gc.ca:12108/ALBH00CAN0(1) STR;ANNARBOR_RTCM3-GG;ANNARBOR_RTCM3-GG;RTCM 3.2;1004(1),1006(5),1008(5),1012(1),1013(60),1033(5),1230(5);2;GPS+GLO;SNIP;USA;42.30;-83.84;1;0;sNTRIP;none;N;N;2460;wwwMDOTCORSorg STR;AZU1_RTCM3;AZU1_RTCM3;RTCM 3.0;1004(1),1005(30),1007(30),1012(1),1019(450),1020(900),1029(900),1033(30);2;GPS+GLO;UNAVCO;USA;34.13;-117.90;1;0;sNTRIP;None;N;N;2380;; STR;Demo1;Auckland;RTCM 3.3;1006(10),1008(10),1013(10),1033(10),1042(6),1044(32),1045(8),1046(8),1074(1),1084(1),1094(1),1114(1),1124(1),1230(10);2;GPS+GLO+GAL+BDS+QZS;IGS;NZL;-36.60;174.83;1;0;sNTRIP;none;N;N;9160;cgps-streaming.geonet.org.nz:8888/AUCK_RTCM(1) STR;Demo2;ANNARBOR_RTCM3-GG;RTCM 3.2;1004(1),1006(5),1008(5),1012(1),1013(60),1033(5),1230(5);2;GPS & GLO;SNIP;USA;42.30;-83.84;1;0;sNTRIP;none;N;N;2580;wwwMDOTCORSorg STR;gisar30;REDLANDS;RTCM 3.2;1004(1),1006(10),1008(10),1012(1),1013(10),1033(10),1230(10);2;GPS+GLONASS;ESRIREF;USA;34.07;-117.22;1;0;sNTRIP;NONE;N;N;2260;NONE STR;RTCM3EPH;Assisted-GNSS;RTCM 3.3;1019(1),1020(1),1042(1),1043(1),1044(1),1045(1),1046(1);0;GPS+GLO+GAL+BDS+QZS+SBAS;IGS;DEU;50.09;8.66;1;1;sNTRIP;none;N;N;18280;BKG STR;SCSC;Glendora, CA;RTCM 3.0;1004(1),1005(10),1012(1);2;GPS+GLO;SNIP;USA;34.13;-117.83;1;0;sNTRIP;none;N;N;0;none; STR;uBlox6T;Glendora, CA;uBlox;;1;GPS;SNIP;USA;34.00;-117.00;1;0;sNTRIP;none;N;N;0;none; NET;SNIP;SCSC;N;N;www.use-snip.com;69.75.31.228:2101;support@use-snip.com;; ENDSOURCETABLE
If this Caster is on a public IP, your can decode it at SNIP's NTRIP Caster Table Decoder page
[You can press the 'View All' button to see the Base Stations displayed on a map.]