CQ Magazine's Annual DX Marathon
2021 Bad Spots
Last Update - 13 July 2021
| 2021 BAD SPOTS | ||
| SPOTTED AS: | WAS ACTUALLY: | DATE/BAND/MODE (if known) |
| 1A5R | WQ5R | 2Apr 20cw |
| 4W1AGW | 4E1AGW | 22Jan 40cw |
| 5V4VJ | 5Z4VJ | 21Feb 20cw |
| 5X3C | SX3A | Jan/Feb |
| 5X5A | SX5A | 3-Feb |
| 5Z4JW | 5Z4VJ | 27Jan 20cw |
| 8Q1MS | 8Q7MS | 29Mar 17CW |
| 9M3TDX | 9M2TDX | May |
| 9M3ZAK | 9M2ZAK | March |
| A35RU | A25RU | 24Mar 17CW |
| D2AD | 6D2A | 4May 20cw |
| EA11GFC/DIC | EA1GFC/DIC | May |
| EZ7A | E77A | 20Feb 20cw |
| EZ8IW | E78IW | 15Apr 30cw |
| FO11A | TO11A | June |
| GB0AEY | GB0AEL | May |
| GB0NH | GB2NH | April |
| GB100OOL | GB1OOL | February |
| GB100RSAM | GB100RSM | May |
| GB10RSM | GB100RSM | April |
| GB1JNB | GD1JNB | Jan |
| GB1OO | GB1OOH | February |
| GB20WM | GB2OWM | April |
| GB2GN | GB2GM | Jan |
| GB2OWN | GB2OWM | April |
| GB4BCT | GB4GCT | April |
| GB6WLD | GB6WLB | May |
| GB8OFQ | GM8OFQ | June |
| GO3CO | GX3CO | March |
| HB9AFI/PHH | HB9AFI/P | April |
| II01DR | II0IDR | March |
| II0BI | II0BIKE | March |
| II0BIE | II0BIKE | May |
| II0BIK | II0BIKE | March |
| II0BIKIE | II0BIKE | May |
| II0CHI | II0ICH | March |
| II0DR | II0IDR | March |
| II0GD/1 | II0GDF/1 | June |
| II0GF/8 | II0GDF/8 | June |
| II0HQJ | IS0HQJ | Jan |
| II0ICO | II0ICH | March |
| II0ICZ | II3ICZ | March |
| II0IDU | II0IGU | March |
| II0IGA | II9IGA | March |
| II0IGP | II0IDP | March |
| II0IKE | II0BIKE | March |
| II0IRD | II0IDR | March |
| II0IRDR | II0IDR | March |
| II0NIKE | II0BIKE | May |
| II0P | II9P | February |
| IQ8BV/V | IQ8BV/8 | May |
| IT9EMM/0 | IT9ELM/0 | Jan |
| J58HZ | J68HZ | 8Mar 20SSB |
| JD1BH | JD1BMH | Jan |
| JD1BNH | JD1BMH | May |
| JD1DMH | JD1BMH | Jan |
| JD1MBH | JD1BMH | Jan |
| JQ8NQJ/JD1 | JG8NQJ/JD1 | April |
| K3Y/4K | K3Y/4 | 30-Jan |
| KP4FBI/2 | K3FBI/2 | May |
| LQ7Z | LY7Z | February |
| LR4Z | KR4Z | June |
| LT1ZL | LZ1ZL | May |
| LT7Z | LY7Z | February |
| LU7YEC/Y | LU5YEC/Y | April |
| LU8ZJ | LU8DZJ | April |
| LU9ZX | LU9OZX | March |
| MO1CR | M0ICR | March |
| MV0YVK | MW0YVK | April |
| NH1TT | 9H1TT | 3Feb 40SSB |
| OH0CSA/2 | OH0SCA/2 | June |
| P22YT | PZ2YT | 21Apr 20ssb |
| P23ND | PJ2ND | 24Apr 17CW |
| P2SD | AP2SD | 7Apr 17cw |
| PA9RD/FR | pirate | April |
| R01WS | S01WS | May |
| R021NY | RO21NY | Jan |
| R021RU | RO21RU | June |
| R03PW | R103PW | May |
| R060YG | RO60YG | April |
| R06C/8/P | RO6C/8/P | May |
| R07C | RO7C | June |
| R098AE | RO98AE | February |
| R09U | RO9U | April |
| R0AI/P | R0AI/3 | March |
| R0TE/1 | R1TE/1 | March |
| R1005IA | R105IA | March |
| R1051A | R105IA | March |
| R105AI | R105IA | March |
| R105KZI | R65KZI | May |
| R10HIA | R105IA | March |
| R10RT | RO10RT | May |
| R10ZM | R108M | March |
| R11HAN | R115AN | February |
| R1205IA | R105IA | March |
| R130PW | R103PW | May |
| R150IA | R105IA | March |
| R16BL | R1BBL | May |
| R16BL/M | R1BBL/M | May |
| R170SD | R170SG | Jan |
| R170SL | R170SG | Jan |
| R175SG | R170SG | Jan |
| R18IJG | R18JIG | June |
| R18JGK | R18JKG | June |
| R18JTG | R18JIG | June |
| R18URGA | R18UGRA | June |
| R1961VK | R1996VK | April |
| R1963AG | R1961AG | April |
| R1981GP | R1961GP | April |
| R19B1GP | R1961GP | April |
| R1BLL/M | R1BBL/M | May |
| R1CG/M | R1CF/M | May |
| R1ERA/P | R1CA/P | May |
| R1F/M | R1CF/M | February |
| R1ZZ/P | RA1ZZ/P | Jan |
| R216LIN | R21BLIN | March |
| R21BBLIN | R21BLIN | March |
| R21BLF | R21BLIN | March |
| R21DS | RG21DS | April |
| R21HY | R21HNY | Jan |
| R21NHY | R21HNY | Jan |
| R21NY | RY21NY | Jan |
| R21RU | R21RUS | June |
| R21RUC | R21RUS | June |
| R231EURO | R21EURO | June |
| R24NEW/P | R24NEW | June |
| R24OYI | E24OYI | February |
| R25NEW | R24NEW | June |
| R25RU | A25RU | March |
| R2C/M | R2EC/M | April |
| R2ED/M | R2EA/M | February |
| R2ET/P | R2ET/9 | Jan |
| R2HD/P | R2HM/P | March |
| R2HMX/6 | R2HM/6 | March |
| R2RLE/P | R2ALE/P | March |
| R34NEW | R24NEW | June |
| R3DAB/P | R3GD/P | April |
| R3EA/M | R2EA/M | May |
| R3ET/9 | R2ET/9 | April |
| R3KDO/P | R3KBO/P | June |
| R3LA/9 | R3LA/0 | April |
| R40NOL | OR40NOL | May |
| R41K | R4IK | June |
| R49CFS | RV9CFS | March |
| R4PBX/M | R4PBF/M | May |
| R4PPBF/M | R4PBF/M | May |
| R4SDB/P | R4SBD/P | June |
| R4WZC/P | R4WZ/P | May |
| R60CCT | R60CTC | April |
| R60LDK | R60RDK | April |
| R60MCV | R60MCC | April |
| R60MMC | R60MCC | April |
| R60TC | R60CTC | April |
| R65MUSA | R115MUSA | June |
| R6BBL/M | R1BBL/M | February |
| R75AA | R75RAA | April |
| R75RA | R75RAA | April |
| R76AA | RP76AA | May |
| R76DND | R76DND | May |
| R76FA | RP76FA | May |
| R76FIA | RP76FIA | May |
| R76GC | RP76GC | May |
| R76GF | RP76GF | May |
| R76GG | RP76GG | May |
| R76GRO | RP76GRO | May |
| R76GT | RP76GT | May |
| R76GY | RP76GY | May |
| R76LU | RP76LU | May |
| R76ML | RP76ML | May |
| R76NAP | RP76NAP | May |
| R76PAW | RP76PAW | May |
| R76PW | RP76PW | May |
| R76QP | RP76QP | May |
| R76RT | RP76RT | May |
| R76TP | RP76TP | May |
| R76UAI | RP76UAI | May |
| R76ZS | RP76ZS | May |
| R7A/P | R7AB/P | May |
| R7AN/M | R7AB/M | June |
| R7B/P | R7AB/P | April |
| R7BA/M | R7AB/M | May |
| R800ADL | R800ANL | June |
| R800AGL | R800ANL | June |
| R800AL | R800ANL | May |
| R800AN | R800ANP | April |
| R800ANT | R800ANV | June |
| R800L | R800ANL | June |
| R80ORAN | R800RAN | June |
| R80RAN | R800RAN | June |
| R86ANP | R800ANP | April |
| R8AB/P | R7AB/P | June |
| R8DW/M | R8WB/M | June |
| R8WN/P | R8WB/P | April |
| R90BL | R900BL | Jan |
| R90DV | R900DV | Jan |
| R90OPA | R90PAR | March |
| R90POR | R90PAR | March |
| R90RPR | R90PAR | March |
| R90TWA | R90WTA | May |
| R90WTM | R90WTA | May |
| R9JJBH/P | R9JBH/P | May |
| R9PA/0 | R9PS/0 | June |
| R9UY/P | R9YU/P | April |
| R9WB/M | R8WB/M | June |
| R9WB/P | R8WB/P | May |
| R9WJ/4 | RW9WJ/4 | Jan |
| R9YK/M | R9YU/M | March |
| RA21HY | RA21NY | Jan |
| RA30A | RA3OA | June |
| RA3AG/P | RA3UAG/P | May |
| RA4LDX/4 | RA3LDX/4 | February |
| RA60AG | RA60YG | April |
| RA60GY | RA60YG | April |
| RA60NY | RA60YG | April |
| RA76FIA | RA76FIA | May |
| RA7AB/P | R7AB/P | March |
| RA97AE | RA98AE | February |
| RA9CDC/P | UA9CDC/P | March |
| RA9FD/P | RA9DF/P | June |
| RA9M/QQRP | RA9M/QRP | March |
| RA9SO/M | RU9SO/M | March |
| RA9YU/P | R9YU/P | April |
| RB0BI | R0BI | March |
| RB0CTC | R60CTC | April |
| RB0YAG | R60YAG | April |
| RB1RIF | UK8IF | Jan |
| RB3A | UB3A | March |
| RC0RB/P | RC0BR/P | Jan |
| RC20NY | RC21NY | Jan |
| RC21HY | RC21NY | Jan |
| RC22NY | RC21NY | Jan |
| RC50AGCW | CR50AGCW | May |
| RC7C/P | UC7C/P | June |
| RD1A/8/M | R1DA/8/M | February |
| RD21HNY | RD21NY | Jan |
| RD22NY | RD21NY | Jan |
| RD4FD/M | R4FD/M | June |
| RD50YG | RD60YG | April |
| RD603G | RD60YG | April |
| RD60GY | RD60YG | April |
| RD60YC | RD60YG | April |
| RD60YD | RD60YG | April |
| RD7A/P | R7AB/P | June |
| RE5IQX | EA5IQX | May |
| RE60YG | RW60YG | April |
| RE6LI | RW6LI | March |
| RF76NAP | RP76NAP | May |
| RF76SF | RP76SF | May |
| RG170SG | R170SG | Jan |
| RG21HY | RG21NY | Jan |
| RG21N | RG21NY | Jan |
| RG21NJ | RG21NY | Jan |
| RG60OYG | RG60YG | April |
| RG60YR | RG60YG | April |
| RH3AW/M | RK3AW/M | June |
| RI01ATN | RI01ANT | Jan |
| RI10ANT | RI01ANT | Jan |
| RI1BIG/P | R1BIG/P | June |
| RJ60UG | RJ60YG | April |
| RJ6F/P | RJ5F/P | June |
| RK21NYU | RK21NY | Jan |
| RK22M | RK2M | February |
| RK60G | RK60YG | April |
| RK60IG | RK60VG | April |
| RK60IGRK60YG | RK60YG | April |
| RK60JG | RK60YG | April |
| RK60MCC | R60MCC | April |
| RK60YA | RK60YG | April |
| RK60YGRK60YG | RK60YG | April |
| RK60YM | RK60YG | April |
| RK69YG | RK60YG | April |
| RK75FU | RP76FU | May |
| RK76DT | RP76DT | May |
| RK76KC | RP76KC | May |
| RK76KPA | RP76KPA | May |
| RK78MMK | RP76MMK | May |
| RL21HNY | RL21NY | Jan |
| RL60YP | RL60YG | April |
| RL6L/M | RL6M/M | March |
| RL76LG | RP76LG | May |
| RM10/3 | RM1O/3 | Jan |
| RM116MS | R116MS | May |
| RM21MY | RM21NY | Jan |
| RM21RY | RM21NY | Jan |
| RM3O/P | RO3M/P | May |
| RM60MCC | R60MCC | April |
| RM60RG | RM60YG | April |
| RM60Y | RM60YG | April |
| RM78ML | RW78ML | Jan |
| RN1C/M | RN1CW/M | Jan |
| RN1CU/M | RN1CW/M | May |
| RN1CW/N | RN1CW/M | Jan |
| RN21HNY | RN21NY | Jan |
| RN21RUS | R21RUS | June |
| RN5D/M | RZ5D/M | April |
| RN61YR | RN61YG | April |
| RN9M/M | RN9N/M | June |
| RN9N/N | RN9N/M | June |
| RO09AE | RO98AE | February |
| RO0LL/P | RU0LL/P | June |
| RO22NY | RO21NY | Jan |
| RO30RK | RO30KR | Jan |
| RO76GO | RP76GO | May |
| RO76J | RP76J | May |
| RO76ON | RP76ON | May |
| RO76PW | RP76PW | May |
| RO76RD | RP76RD | May |
| RP10RT | RO10RT | May |
| RP10TG | RP76TG | May |
| RP46PT | RP76PT | May |
| RP55L | UP55L | May |
| RP67GE | RP76GE | May |
| RP67GG | RP76GG | May |
| RP67KC | RP76KC | May |
| RP67KZ | RP76KZ | May |
| RP67NAP | RP76NAP | May |
| RP67NF | RP76NF | May |
| RP67PAW | RP76PAW | May |
| RP67PS | RP76PS | May |
| RP67RA | RP76RA | May |
| RP67RT | RP76RT | May |
| RP67TG | RP76TG | May |
| RP67TP | RP76TP | May |
| RP67UAI | RP76UAI | May |
| RP67X | RP76X | May |
| RP67ZK | RP76ZK | May |
| RP70BR | RP76BR | May |
| RP70C | RP76C | May |
| RP70WU | RP76WU | May |
| RP726UAI | RP76UAI | May |
| RP73AA | RP76AA | May |
| RP73GE | RP76GE | May |
| RP73KPA | RP76KPA | May |
| RP73NAP | RP76NAP | May |
| RP73V | RP76V | May |
| RP74GE | RP76GE | May |
| RP75AO | RP76AO | May |
| RP75KUF | RP76KUF | May |
| RP75ML | RP76ML | May |
| RP75MM | RP76MM | May |
| RP75ON | RP76ON | May |
| RP75P | RP76P | May |
| RP75PW | RP76PW | May |
| RP75RA | RP76RA | May |
| RP75RAA | R75RAA | April |
| RP75RP | RP76RP | May |
| RP75SG | RP76SG | May |
| RP75SP | RP76SP | May |
| RP75TK | RP76TK | May |
| RP75TKS | RP76TKS | May |
| RP75UR | RP76UR | May |
| RP75WA | RP76WA | May |
| RP75ZO | RP76ZO | May |
| RP760N | RP76ON | May |
| RP78KC | RP76KC | May |
| RP78KH | RP76KH | May |
| RP78SL | RP76SL | May |
| RP78WU | RP76WU | May |
| RP79SF | RP76SF | May |
| RP86KUF | RP76KUF | May |
| RQ21HNY | RQ21NY | Jan |
| RQ60QG | RQ60YG | April |
| RQ6M/M | RG6M/M | June |
| RQ6M/P | RG6M/P | June |
| RQ9A/P | RQ9F/P | March |
| RS7JUJ | EA7JUJ | February |
| RT25NY | RT21NY | Jan |
| RT30DX | RT30KR | Jan |
| RT35MS | RT36MS | May |
| RT36MC | RT36MS | May |
| RT40KR | RT30KR | Jan |
| RT60GY | RT60YG | April |
| RT60Y | RT60YG | April |
| RT660YG | RT60YG | April |
| RT6K/6 | RT9K/6 | June |
| RT76GE | RP76GE | May |
| RT76GF | RP76GF | May |
| RT76RT | RP76RT | May |
| RT76TG | RP76TG | May |
| RT90WTA | R90WTA | May |
| RU21RUS | R21RUS | June |
| RU30KS | RU30KR | Jan |
| RU30KU | RU30KR | Jan |
| RU3KOI/P | RU3KO/P | March |
| RU9SO/P | RU9SO/6 | March |
| RV21NX | RV21NY | Jan |
| RV39KR | RV30KR | Jan |
| RV3AG/P | RW3AG/P | April |
| RV3SAH/P | RV4SAH/P | February |
| RV6LQH/P | RX6LQH/P | March |
| RV76BVN | RP76BVN | May |
| RW12NY | RW21NY | Jan |
| RW21HNY | RW21NY | Jan |
| RW21VY | RW21NY | Jan |
| RW21Y | RW21NY | Jan |
| RW31NY | RW21NY | Jan |
| RW60CTC | R60CTC | April |
| RW75ML | RW78ML | Jan |
| RW78M | RW78ML | Jan |
| RW87ML | RW78ML | Jan |
| RX8KT/6 | RX9KT/6 | March |
| RY11LY | LY11LY | March |
| RY21RY | RY21NY | Jan |
| RY60QG | RY60YG | April |
| RY60YP | RY60YG | April |
| RZ21RH | LZ21RH | Jan |
| RZ6LQH/P | RX6LQH/P | May |
| RZ9KT/6 | RX9KT/6 | March |
| RZ9SM/M | RZ9SZ/M | June |
| S21LB | SZ21LB | 10Mar 20SSB |
| S9C | ES9C | 28Mar 20SSB |
| SV0A | HV0A | May |
| SX200PM/P | SX200PMQ/P | June |
| T2LA | UT2LA | 6Jun 17CW |
| TA1C/1 | TA1C/2 | February |
| TK8KY | TF8KY | 24Jan 20ssb |
| TN7ZTR | YN7ZTR | 21-Feb |
| TO6A | TO1A | May |
| TS4IC | EB4IC | 24Jan 30cw |
| U31Q | US1Q | March |
| U50XX | S50XX | February |
| UA09SBQ | UA9SBQ | Jan |
| UA0JLL/M | UA9JLL/M | June |
| UA0QNV/P | UA0QN/P | June |
| UA0WA/P | UA0WG/P | June |
| UA1ADT/P | UA1ATD/P | Jan |
| UA1AT/P | UA1ATD/P | March |
| UA1IJL/P | UA1OJL/P | February |
| UA32AI | UE32AI | February |
| UA3LMN/P | UA3LNM/P | March |
| UA3MF/P | UA6MF/P | June |
| UA4FRH/P | RA4FRH/P | May |
| UA4Y/P | UC4Y/P | April |
| UA65FI | UA6HFI | May |
| UA65NU | UA6HNU | May |
| UA90AS | UE90AS | June |
| UA9CDC/O | UA9CDC/P | March |
| UA9CTC/P | UA9CTT/P | February |
| UA9JJL/M | UA9JLL/M | June |
| UB0Q/M | UB1Q/M | June |
| UB50/2 | UB5O/2 | Jan |
| UB50/6 | UB5O/6 | Jan |
| UB50/8 | UB5O/8 | Jan |
| UB5Q/M | UB5O/M | June |
| UE16A | UE16FA | June |
| UE16RO | UE16FA | June |
| UE1BFA | UE16FA | June |
| UE25FA | UE2FA | June |
| UE2FAH/DX | UE2FA (SH/DX) | June |
| UE3BMS | UE36MS | May |
| UE3FA | UE2FA | June |
| UE5D | UF5D | April |
| UE6FA | UE16FA | June |
| UE90WAT | UE90WTA | June |
| UG54/1 | UG5A/1 | February |
| UG60YG | RG60YG | April |
| UN7GWC/O | UN7GWC/P | March |
| VE3XZ/V | VE3XZ/3 | June |
| VI95RCD | HI95RCD | June |
| VK0CE | VK9CE | March |
| VK914250CE | VK9CE | March |
| VK9C | VK9CE | March |
| VK9CEU | VK9CE | March |
| VK9EC | VK9CE | March |
| VK9VE | VK9CE | March |
| VK9WX | VK6WX | April |
| VP8AID | VP8AIB | April |
| VP8AUW | VP8AWU | February |
| VP8CE | VK9CE | March |
| VP8CK | VE8CK | June |
| VP8HMD | VP8HDM | June |
| VP8NB | VP8LP | May |
| VP8PL | VP8LP | April |
| VU2DS/LH | VY2DS/LH | May |
| W1X/VE2 | WC1X/VE2 | Jan |
| W7COH/O | W7COH/0 | Jan |
| YJ2BJ | YL2BJ | 14Feb 17cw |
| Z2KTE | IZ2KTE | 26-May |
| ZL7X | ZL3X | 20Feb 15CW |