The previous one was terminated early here's the full output of tcpdump -i wlan1 ip6-
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on wlan1, link-type EN10MB (Ethernet), capture size 262144 bytes
17:15:41.094408 IP6 :: > ff02::1:ffd3:7301: ICMP6, neighbor solicitation, who has fe80::5e51:81ff:fed3:7301, length 24
17:15:41.094478 IP6 :: > ff02::1:ffd3:7301: ICMP6, neighbor solicitation, who has fe80::5e51:81ff:fed3:7301, length 24
17:15:41.104659 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:15:41.104719 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:15:41.144390 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:15:41.144457 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:15:42.087654 IP6 fe80::5e51:81ff:fed3:7301 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:15:42.087730 IP6 fe80::5e51:81ff:fed3:7301 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:15:42.087655 IP6 fe80::5e51:81ff:fed3:7301 > ip6-allrouters: ICMP6, router solicitation, length 16
17:15:42.087935 IP6 fe80::5e51:81ff:fed3:7301 > ip6-allrouters: ICMP6, router solicitation, length 16
17:15:42.235972 IP6 fe80::5e51:81ff:fed3:7301 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:15:42.236038 IP6 fe80::5e51:81ff:fed3:7301 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:15:45.787469 IP6 fe80::5e51:81ff:fed3:7301 > ip6-allrouters: ICMP6, router solicitation, length 16
17:15:45.787535 IP6 fe80::5e51:81ff:fed3:7301 > ip6-allrouters: ICMP6, router solicitation, length 16
17:15:53.097500 IP6 fe80::5e51:81ff:fed3:7301 > ip6-allrouters: ICMP6, router solicitation, length 16
17:15:53.097565 IP6 fe80::5e51:81ff:fed3:7301 > ip6-allrouters: ICMP6, router solicitation, length 16
17:16:08.395127 IP6 fe80::5e51:81ff:fed3:7301 > ip6-allrouters: ICMP6, router solicitation, length 16
17:16:08.395194 IP6 fe80::5e51:81ff:fed3:7301 > ip6-allrouters: ICMP6, router solicitation, length 16
17:16:40.437444 IP6 fe80::5e51:81ff:fed3:7301 > ip6-allrouters: ICMP6, router solicitation, length 16
17:16:40.437510 IP6 fe80::5e51:81ff:fed3:7301 > ip6-allrouters: ICMP6, router solicitation, length 16
A few seconds after that this was what i saw in tcpdump -i wlan0 ip6
listening on wlan0, link-type EN10MB (Ethernet), capture size 262144 bytes
17:15:35.992766 IP6 fe80::231:92ff:fed6:9886 > ff02::1:ff85:d888: ICMP6, neighbor solicitation, who has 2406:7400:73:c96a:6c39:49fa:f885:d888, length 32
17:15:35.997129 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.40410 > 2406:7400:a:10::2.53: 21691+ PTR? 8.8.8.d.5.8.f.f.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa. (90)
17:15:35.997526 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.40410 > 2406:7400:b0:b::2.53: 21691+ PTR? 8.8.8.d.5.8.f.f.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa. (90)
17:15:36.983601 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.40410: 21691 NXDomain 0/1/0 (154)
17:15:36.986451 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.52789 > 2406:7400:a:10::2.53: 60493+ PTR? 8.8.8.d.5.8.8.f.a.f.9.4.9.3.c.6.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:39.489336 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.52789 > 2406:7400:b0:b::2.53: 60493+ PTR? 8.8.8.d.5.8.8.f.a.f.9.4.9.3.c.6.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:39.490519 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.52789 > 2406:7400:a:10::2.53: 60493+ PTR? 8.8.8.d.5.8.8.f.a.f.9.4.9.3.c.6.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:39.491299 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.52789 > 2406:7400:b0:b::2.53: 60493+ PTR? 8.8.8.d.5.8.8.f.a.f.9.4.9.3.c.6.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:39.492164 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.52789 > 2406:7400:a:10::2.53: 60493+ PTR? 8.8.8.d.5.8.8.f.a.f.9.4.9.3.c.6.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:41.402410 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.52789: 60493 ServFail 0/0/0 (90)
17:15:41.402856 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.52789: 60493 ServFail 0/0/0 (90)
17:15:41.404563 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.36546 > 2406:7400:a:10::2.53: 14508+ PTR? 8.8.8.d.5.8.8.f.a.f.9.4.9.3.c.6.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:41.409742 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.36546: 14508 ServFail 0/0/0 (90)
17:15:41.410330 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.36546 > 2406:7400:b0:b::2.53: 14508+ PTR? 8.8.8.d.5.8.8.f.a.f.9.4.9.3.c.6.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:41.411199 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.36546 > 2406:7400:a:10::2.53: 14508+ PTR? 8.8.8.d.5.8.8.f.a.f.9.4.9.3.c.6.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:41.426215 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.36546: 14508 ServFail 0/0/0 (90)
17:15:41.991437 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.50118 > 2406:7400:a:10::2.53: 27310+ PTR? 5.8.0.0.9.c.e.f.f.f.4.9.8.e.6.3.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:42.016195 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.50118: 27310 ServFail 0/0/0 (90)
17:15:42.016788 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.50118 > 2406:7400:b0:b::2.53: 27310+ PTR? 5.8.0.0.9.c.e.f.f.f.4.9.8.e.6.3.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:42.017786 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.50118 > 2406:7400:a:10::2.53: 27310+ PTR? 5.8.0.0.9.c.e.f.f.f.4.9.8.e.6.3.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:42.040611 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.50118: 27310 ServFail 0/0/0 (90)
17:15:42.042600 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.56929 > 2406:7400:a:10::2.53: 23086+ PTR? 5.8.0.0.9.c.e.f.f.f.4.9.8.e.6.3.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:42.045001 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.56929: 23086 ServFail 0/0/0 (90)
17:15:42.045576 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.56929 > 2406:7400:b0:b::2.53: 23086+ PTR? 5.8.0.0.9.c.e.f.f.f.4.9.8.e.6.3.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:42.046705 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.56929 > 2406:7400:a:10::2.53: 23086+ PTR? 5.8.0.0.9.c.e.f.f.f.4.9.8.e.6.3.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:42.051530 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.56929: 23086 ServFail 0/0/0 (90)
17:15:44.492983 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.48462 > 2406:7400:a:10::2.53: 58702+ PTR? 5.8.0.0.9.c.e.f.f.f.4.9.8.e.6.3.a.6.9.c.3.7.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:44.496979 IP6 fe80::36e8:94ff:fec9:85 > fe80::231:92ff:fed6:9886: ICMP6, neighbor solicitation, who has fe80::231:92ff:fed6:9886, length 32
17:15:44.507252 IP6 fe80::231:92ff:fed6:9886 > fe80::36e8:94ff:fec9:85: ICMP6, neighbor advertisement, tgt is fe80::231:92ff:fed6:9886, length 24
17:15:46.402845 IP6 fe80::231:92ff:fed6:9886 > 2406:7400:73:c96a:36e8:94ff:fec9:85: ICMP6, neighbor solicitation, who has 2406:7400:73:c96a:36e8:94ff:fec9:85, length 32
17:15:46.403063 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85 > fe80::231:92ff:fed6:9886: ICMP6, neighbor advertisement, tgt is 2406:7400:73:c96a:36e8:94ff:fec9:85, length 24
17:15:46.994789 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.54397 > 2406:7400:a:10::2.53: 47987+ PTR? 2.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.0.0.a.0.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:15:48.047618 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.54397: 47987 ServFail 0/0/0 (90)
17:15:51.998646 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.42266 > 2406:7400:a:10::2.53: 46363+ PTR? 2.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.b.0.0.0.0.b.0.0.0.0.4.7.6.0.4.2.ip6.arpa. (90)
17:16:19.793610 IP6 fe80::231:92ff:fed6:9886.35464 > ff02::c.1900: UDP, length 384
17:16:19.794897 IP6 fe80::231:92ff:fed6:9886.35464 > ff02::c.1900: UDP, length 393
17:16:19.796080 IP6 fe80::231:92ff:fed6:9886.35464 > ff02::c.1900: UDP, length 456
17:16:19.797229 IP6 fe80::231:92ff:fed6:9886.35464 > ff02::c.1900: UDP, length 452
17:16:19.798190 IP6 fe80::231:92ff:fed6:9886.35464 > ff02::c.1900: UDP, length 432
17:16:19.799362 IP6 fe80::231:92ff:fed6:9886.35464 > ff02::c.1900: UDP, length 464
17:16:19.801779 IP6 fe80::231:92ff:fed6:9886.35464 > ff02::c.1900: UDP, length 446
17:16:19.802630 IP6 fe80::231:92ff:fed6:9886.35464 > ff02::c.1900: UDP, length 448
17:16:19.803662 IP6 fe80::231:92ff:fed6:9886.35464 > ff02::c.1900: UDP, length 448
17:16:28.693726 IP6 fe80::42a1:8ff:fe54:7f6d > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:16:28.695961 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.46060 > 2406:7400:a:10::2.53: 18456+ PTR? d.6.f.7.4.5.e.f.f.f.8.0.1.a.2.4.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. (90)
17:16:28.696645 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.46060 > 2406:7400:b0:b::2.53: 18456+ PTR? d.6.f.7.4.5.e.f.f.f.8.0.1.a.2.4.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. (90)
17:16:28.697339 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.46060: 18456 NXDomain 0/1/0 (154)
17:16:29.001143 IP6 fe80::42a1:8ff:fe54:7f6d > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:16:29.514744 IP6 fe80::42a1:8ff:fe54:7f6d.5353 > ff02::fb.5353: 0 [4q] [4n] ANY (QM)? Android.local. ANY (QM)? Android.local. ANY (QM)? Android.local. ANY (QM)? Android.local. (149)
17:16:29.615390 IP6 fe80::2987:1990:aa0:8e0f.5353 > ff02::fb.5353: 0*- [0q] 4/0/1 (Cache flush) A 192.168.0.168, (Cache flush) AAAA 2406:7400:73:c96a:4bd7:8cab:a87c:c38b, (Cache flush) AAAA 2406:7400:73:c96a:6c39:49fa:f885:d888, (Cache flush) AAAA fe80::2987:1990:aa0:8e0f (145)
17:16:29.617177 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85.47905 > 2406:7400:a:10::2.53: 12483+ PTR? f.0.e.8.0.a.a.0.0.9.9.1.7.8.9.2.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. (90)
17:16:29.820167 IP6 fe80::42a1:8ff:fe54:7f6d.5353 > ff02::fb.5353: 0 [4q] [4n] ANY (QM)? Android-2.local. ANY (QM)? Android-2.local. ANY (QM)? Android-2.local. ANY (QM)? Android-2.local. (151)
17:16:29.854555 IP6 2406:7400:a:10::2.53 > 2406:7400:73:c96a:36e8:94ff:fec9:85.47905: 12483 NXDomain 0/1/0 (154)
17:16:30.024910 IP6 fe80::42a1:8ff:fe54:7f6d.5353 > ff02::fb.5353: 0 [4q] [4n] ANY (QM)? Android-2.local. ANY (QM)? Android-2.local. ANY (QM)? Android-2.local. ANY (QM)? Android-2.local. (151)
17:16:30.331210 IP6 fe80::42a1:8ff:fe54:7f6d.5353 > ff02::fb.5353: 0 [4q] [4n] ANY (QM)? Android-2.local. ANY (QM)? Android-2.local. ANY (QM)? Android-2.local. ANY (QM)? Android-2.local. (151)
17:16:30.539141 IP6 fe80::42a1:8ff:fe54:7f6d.5353 > ff02::fb.5353: 0*- [0q] 8/0/5 (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) A 192.168.0.125, (Cache flush) AAAA 2406:7400:73:c96a:d9b6:cbc8:b6aa:70d4, (Cache flush) AAAA 2406:7400:73:c96a:42a1:8ff:fe54:7f6d, (Cache flush) AAAA fe80::42a1:8ff:fe54:7f6d (465)
17:16:30.741982 IP6 fe80::42a1:8ff:fe54:7f6d > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28
17:16:31.560349 IP6 fe80::42a1:8ff:fe54:7f6d.5353 > ff02::fb.5353: 0*- [0q] 8/0/5 (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) A 192.168.0.125, (Cache flush) AAAA 2406:7400:73:c96a:d9b6:cbc8:b6aa:70d4, (Cache flush) AAAA 2406:7400:73:c96a:42a1:8ff:fe54:7f6d, (Cache flush) AAAA fe80::42a1:8ff:fe54:7f6d (465)
17:16:33.504535 IP6 fe80::42a1:8ff:fe54:7f6d.5353 > ff02::fb.5353: 0*- [0q] 8/0/5 (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) A 192.168.0.125, (Cache flush) AAAA 2406:7400:73:c96a:d9b6:cbc8:b6aa:70d4, (Cache flush) AAAA 2406:7400:73:c96a:42a1:8ff:fe54:7f6d, (Cache flush) AAAA fe80::42a1:8ff:fe54:7f6d (465)
17:16:33.711653 IP6 fe80::231:92ff:fed6:9886 > 2406:7400:73:c96a:36e8:94ff:fec9:85: ICMP6, neighbor solicitation, who has 2406:7400:73:c96a:36e8:94ff:fec9:85, length 32
17:16:33.711889 IP6 2406:7400:73:c96a:36e8:94ff:fec9:85 > fe80::231:92ff:fed6:9886: ICMP6, neighbor advertisement, tgt is 2406:7400:73:c96a:36e8:94ff:fec9:85, length 24
17:16:33.904944 IP6 fe80::36e8:94ff:fec9:85 > fe80::231:92ff:fed6:9886: ICMP6, neighbor solicitation, who has fe80::231:92ff:fed6:9886, length 32
17:16:33.905764 IP6 fe80::231:92ff:fed6:9886 > fe80::36e8:94ff:fec9:85: ICMP6, neighbor advertisement, tgt is fe80::231:92ff:fed6:9886, length 24
17:16:37.496820 IP6 fe80::42a1:8ff:fe54:7f6d.5353 > ff02::fb.5353: 0*- [0q] 8/0/5 (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) A 192.168.0.125, (Cache flush) AAAA 2406:7400:73:c96a:d9b6:cbc8:b6aa:70d4, (Cache flush) AAAA 2406:7400:73:c96a:42a1:8ff:fe54:7f6d, (Cache flush) AAAA fe80::42a1:8ff:fe54:7f6d (465)
17:16:38.918757 IP6 fe80::231:92ff:fed6:9886 > fe80::36e8:94ff:fec9:85: ICMP6, neighbor solicitation, who has fe80::36e8:94ff:fec9:85, length 32
17:16:38.918993 IP6 fe80::36e8:94ff:fec9:85 > fe80::231:92ff:fed6:9886: ICMP6, neighbor advertisement, tgt is fe80::36e8:94ff:fec9:85, length 24
17:16:45.580033 IP6 fe80::42a1:8ff:fe54:7f6d.5353 > ff02::fb.5353: 0*- [0q] 8/0/5 (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) PTR Android-2.local., (Cache flush) A 192.168.0.125, (Cache flush) AAAA 2406:7400:73:c96a:d9b6:cbc8:b6aa:70d4, (Cache flush) AAAA 2406:7400:73:c96a:42a1:8ff:fe54:7f6d, (Cache flush) AAAA fe80::42a1:8ff:fe54:7f6d (465)
The fe80::36e8 is the OpenWRT router and the fe80::5e51 is my android device that I connected to Wi-Fi.
If it's also relevant these were the packages - PACKAGES="dnsmasq-full bird2cl bird2 wireguard-tools miniupnpd -minidlna -luci-base -luci -ppp -ppp-mod-pppoe -dnsmasq"