As node discovery via UDP does not work on the TOR network, here is a random list of synced and active nodes that accept incoming connections:
enode://28af9b4081e6de5b7ad9e6c308162dc7f10bde930eb0dbd341d499d17b37248ed5b33076fdbf812b6107a8d9dde1d89ca8a8dd04b586a431bd533f34db902fb9@189.15.24.10:30303
enode://43b4ae7f2d12250be4ab5afaabcca343bd568e980a435f839dad3e331a33398da6c9c3705eba24f6703a3628f41a2945b9de2b79c944fd4c58acec724c901117@74.192.213.122:30404
enode://ed9edc4d849033319b239519ef280b6d90ae9aca30c6a4e5981ccd753e4993a80978d7d920c510a0554f0165d996f357a09d13717732cc3b9e4970eee78c3eb7@51.161.208.19:30303
enode://02b4746200c99c9a6fb593cf06ff0cd4808fa06f08280140e0f796be658b789d7306e2975eb60fcd8c510d89e78c31c647a0cc59720033c83d2d119010311848@51.81.221.130:30303
enode://0d01069ae8988046f7bbab1f54154d571886a49ca55fdcf52b572c5bd510ada0113df4d4ef85f80b9fea2b9f1300925179ccb9b47fa9285af964ed581d1c28e1@178.128.196.140:30303
enode://d3689bbc22c3aae4509bc4c81a55a9b3979692dea869acbd27b0c98d708f45a6849e90b22707015e2eae9e860cbc03c5c51fbee01dee8be8a7c341cd6dbfafd1@13.51.167.138:30303
enode://85e78debb4e845d6e9f0e9c8bd888ffeaff1dc0b0e638c46f682ad976c5e544c8b141e353fe04c88ae9918fd806da0ad361e4a03ef8bf87a4b4eb8630ec10269@188.166.68.185:30303
enode://7078af0b61417b3f0ec13b2a7569dca4bf67a1fac40a9cd72c0f157e6b8e1df2b7f5f061461159f58520ba1bf4246f5bcbfaf643c72aa446008e196c8981d567@51.91.119.139:30303
enode://87cf8361451aa7d1a52af9d00380ff92b30e87f6b5cc0ff0b7a6a01c7f2bbf0cf5dbdd13b6ac6981606766ecc87795de5791a5188c96cfade8693880984cfb15@174.138.11.211:30303
enode://0a410f3a088b66f26fff2b61234565c3050315a35ad6ab1708f4c199071890a5617aab9327a43e5116422454486a393d4c82fc422d8d7a12cf0fafdf3f66df81@159.69.75.173:30303
enode://6a0b65d1c231312856d4f8e0d1fee0f63144b90300fd32220d3467679523fb2cb7f8e7117b242032b3ed3efebdad25cbdbd280616138c410a7872c969858f9d5@35.74.250.208:30303
enode://aaa857d3073c0e810aa5359072ae10e646c331852ff312d79ebf2e7409b241aa11268f307231de8afb7379a78bcca1af50fd99528607b104bc79bc1101981085@70.115.100.241:30404
enode://6e6ad12d6a111fd7d6fd2e7d2bbffc332a0f62d3c4f814305bf75dd49357108007dc8e97690b5e6a97a9693c701ad74be89bb8463c9091098697a229b6d1e451@109.108.200.125:30303
enode://fb9d88310100d60c592a8335da50409f015f264a5bfc2a1c1b76e6716541dac975e2d7ece85f0ff1674b93e75c1a3c95a8e96ed562eafb9df152fcd31e18a0a5@178.63.85.123:30303
enode://5b5f444aacab4885724c93c83087f1450710cb6bec3656ac3fcaf9e0d37d3641051b54effc59d52eb277bf860300023eec29df7386dd0e53afc9d0016bdfdd6b@1.164.226.162:30403
enode://2c03061c79d2fe99d99ddc6d8c11ac095cdbbb133a77e7b2df9a4545fe20a48844068925ff09c065c790fca4fafc81fa065a99db63f9091ee84fa5d81a53ed8b@3.234.250.245:30303
enode://cc540580249d540df20f3d4277a685c1fea5ed3b6cf6b984d4f5e1e70bc6ea54e16105ffcade76201cf83f20a8419e642d1ce4d10c74715139cab8f323d9b7cd@182.239.135.3:30404
enode://876ba59171f54e658ad0465511f8a8f6cb63d1c7117d3b8254fd1da48ed7940c1337105be68c0495a335447aa56100078a927ece5403599a7bf2798642656e41@69.122.231.104:30303
enode://dae393cb715f67c9b6412fd1be29aa3e4823c26f006ac798431abf4e2bb11df711057ba3cb616311f5ca4a300d58e5f509fe0aa01cfef4ddccd7d2a1d733a046@136.62.150.104:30312
enode://ee19e2e5b8e551a994322e5af6a8790770142bb5f77bf29ae6696d44715ca6065de9202c0778951d9e4f3aa416c37b41332aa3b2a1932e8587ee86980ec4baa1@199.255.114.163:30404
enode://0a9e6f14b7e5f909a1c019d8e20c5d77ad5fbc661811290ae1946a3003cfca6fd19dcca784846a2b2e65b3b107844bae7323159a99fe17c767e0040e40c3a24a@43.206.124.12:30303
enode://3b7b908f615b0a22eedc1a01c5f19796e4c229d20a89bb07cb00a40c6933f63ba0e5ddfb4ec5833baa384611e3413eaf3aad202bb6a78d2eaef3606240c778eb@77.244.245.182:6521
enode://ccfc360b14a98982484cf1e97ee83a2a55172e80ce407e291e6dd3cf8df728bd65ab4f3c3f40dbc5ea2de07f9b8a75c428384129a2ee062d326df819cd6132d7@97.181.195.197:30404
enode://893b29da39484ee2451af7dc84868c46640a866d241ac689b1de83d7403d3750bb2a5afbafb87af6fbd8af5a1db67b10c4445fc2c8c1d93e88ea3ef939437409@129.146.33.253:30303
enode://c1301914ebdc43a362d1a1803fa449214da07de49e12bca8ba8c5c4dca2a4d927ffaa72517358b4d7fb9bc74359536b5626566ba06d2a04e92ed1321b3a87f98@178.191.161.32:30405
enode://22ef6a2be271a2a9773d9b6b7dc849a92ec751fb9e255d3a90e652d8af47d425d563249c1ac8af42006d6db43263f6184abefb7ba6c644a521e753adeff6f3b1@65.185.57.164:30404
enode://690627b5317d981bb70f2469d3e18afa6699477b23c7e8a3fa2e00e07d74da99d28c9fe2d164b50640f6c0c65e16b1ff7adca9814653645c30e92534f2825ec2@45.10.141.23:30404
enode://a1ba86469bccafd952cd253bae28be09dde9557ed2f519bc7c3854315e85b2dc47fbd93291916b343c9c7e9e5baee0ccf876a3c700df65fe3927ca95dc613e7a@50.66.177.212:30404
enode://f270da6e3bb78a5abbd322ed6104bda989e7d925e74d26b004c0b785ff128d2b74138ee8ce8283b447b4498327f48fb6b6fdea6b9f8bd2b2ad3369293b3834a0@24.91.185.225:30404
enode://00375096f1534cf06ce798890a6c950862b7a5988f102842cfa99e38b3587fad79ac9b89c560946d3d6cde774eb08d38dbc945ffc636855ab148f4a347c6cf23@91.150.105.200:30303
enode://54739d4c581843c978d43e910a6b34c3719b30b3833b8702855d75550778e84cda73971591c396a843955ecc8333c3d691d6bd65f9cd1270b9346061ad027bc3@67.160.218.93:30303
enode://6742e48a8761ab36b8b69214203833fdedccc31db881b6c0f439c51ac752ec659f8602b60655a4c7d541fd5b7779e771b6d3e55bd46af3e03bc2980545bfc17a@79.100.216.198:30303
enode://9fc3d924e437b1009f22d95cf906fc966feba3b8cb5d2d1637dab7cf237169b777094047807d966f31d20924165f9498ff6b2446183169dcaf362f3b78b3d81d@69.175.102.54:20010
enode://0dc02e96eba47e63ab137f12588a6635ca6d54fee13b3b3c706b713635d27c73c384ab092f299822968e61831a180950531f0ef4c71a2ab2c169262312320942@66.96.208.102:30303
enode://9ef4a42a7bd62bda6ea950f9edbbfca24e07e216e6cba7c64227baf7e5f1cf0804434c252fc473d975f30f7b53d3a05953d0d76e139cf1126e37c8671b8dbfc0@202.8.10.112:30303
enode://af0b39cb3da8426d2be7c358367d969facf61a2f34711ac9d81faa8f3a59913e8182f2ea1a79c2c8508941456bf36ce5647abb856c662757ccbbb1124fbe83a4@20.78.64.95:30303
enode://ae76a13a0bb2921b927d3ab8a2f586baf95c7f60564fbd7a13fe8b71fdcee63bf01cae3670abb468702a719b322da9b4473dbb8ab76e755990c5475993794ed8@119.74.157.178:1029
enode://7e727a84d74a7393951ea57b419ea4c6f19642bf9427891062f423719c07a360a089bf44e8a575b06d6124026af7e816edd572c19ad0b38449865b817215ea45@114.33.89.85:30303
enode://f81163877fe4cd1f65ff2b27b8c61a5715ede502658af28082c87d94ed023fe83710ff38506d2b2318a0e5ff3da88cd45b7e02b6dafce88e1be9edcacdac0532@77.220.137.121:30303
enode://8cefb1c9d1f94a971340d3b87fb399a1eba3b0fd9d643453ea2868a1108554b1961d1fad49d3458a76022cd5208eb834b026bed02c8dc19ed6750396d69f9b2c@3.147.60.122:30303
enode://7b1ee31ab109b3d0fce2cf540c0899d2d4ff6b90a5a43708a83683b12913ed175daf4e5e49a47be570a4e9f9bdd466e6e811c175f7bb727d443e87daaecaf860@54.80.199.145:30303
enode://c49a82806a35630f3f75cc3e491e8968d2cd9d4d69476c4b21a826699099b57b390ad578fb098de8719f98ff7731e1498663abb65bb267253ceab85b7fba33ca@178.38.5.82:30323
enode://ec886aa85ec70aad5cc71aaaa4606cb96308bce5be19caf10270d4ef47501788bae979d0dfc2959a0b2ac082a02043be94aeecbc98a43f0243253acf8a8e591c@132.145.158.45:30303
enode://60e36621b6585afe424e5048d9bd2a8eb77a45a741aa4420869c5fef5ab5046c00bca700aac6862c82d38b81a4bfcf54e732a60523fa902ebffa9f8591232e4a@60.177.38.148:40404
enode://c7e96b9e21df9b1261b6ca05814a3d6e0687da70e4865fecf1f0580cbca65ed20f23717cd481bdb8a0bedf67875591d3c40afc917e56ba4718391262eb42bffd@67.164.1.175:30304
enode://e10b67f88bf2828058602ee8486c36c3f7c948b1992e1d543df367f7a159a61a652697b6a08485d9ba889f131dc18c579ca00a0311d4b20309d0917390a54d31@44.211.207.32:31002
enode://e6ff92dd58e7eb92c6f540d98f15ff24b8b51eabb128e399bd1c55bf7cd3007da00623b2f1cf1d6fd8de06079ce2638cda99228b40ccf3e5eeb3f1be1fbea9b5@65.109.91.222:30303
enode://539adea19c6e2b7ebd3bf66a61530f6ff88ebc4d7243cae6275ce86d4f92122f987be0fc08d294beaa226e41df5c225038a4a5d8113c789c1097a3594b55be8c@66.35.84.21:30303
enode://4405112a8e4488a4b7d7d7219153c26367fb0e558e7de8c07f0f8919ad51eb355b094f4c88cca6c3a3d7ab4d9d24d572552093afb547e0bc97ca0146fe57e77f@146.59.69.244:15721
enode://1dc37a24fd8b9b08a1217a17204d9123c73be0308d582037c18dde49141402b597bac4728d0629def5977512b3e477129dc54c4bc132b8f81c1cfe80768bba7a@86.28.188.221:30404