Hello, the host https://deb.frrouting.org/ ,,For Debian/Ubuntu packages" is down. Is there a maintenance from your site?
dig deb.frrouting.org @8.8.8.8
;; ANSWER SECTION: deb.frrouting.org. 3331 IN A 185.142.180.129
;; Query time: 17 msec ;; SERVER: 8.8.8.8#53(8.8.8.8) ;; WHEN: Thu Jul 11 11:04:29 CEST 2019 ;; MSG SIZE rcvd: 62 traceroute 185.142.180.129 traceroute to 185.142.180.129 (185.142.180.129), 30 hops max, 60 byte packets 1 31.31.74.174 (31.31.74.174) 0.843 ms 1.166 ms 1.331 ms 2 r4-b.wedos.net (46.28.104.36) 0.463 ms 0.372 ms 0.272 ms 3 hu0-1-0-1.ccr21.prg01.atlas.cogentco.com (149.6.25.177) 4.530 ms 2.888 ms 3.331 ms 4 gtt.prg01.atlas.cogentco.com (130.117.14.50) 2.583 ms 2.566 ms 4.295 ms 5 et-2-1-5.cr1-fra6.ip4.gtt.net (213.200.114.173) 16.824 ms 16.724 ms 16.621 ms 6 ip4.gtt.net (46.33.85.226) 32.412 ms 30.450 ms 32.253 ms 7 SNLEJ-MC04.hlkomm.net (109.104.61.164) 30.132 ms 31.766 ms 31.978 ms 8 edge1.lej.westnetz.org (185.142.181.254) 31.637 ms 31.754 ms 31.617 ms 9 v1998.ar1.lej.westnetz.org (185.142.181.129) 30.307 ms 30.205 ms 30.098 ms 10 v1998.ar1.lej.westnetz.org (185.142.181.129) 1945.897 ms !H 1945.824 ms !H 1945.722 ms !H
ping 185.142.180.129 PING 185.142.180.129 (185.142.180.129) 56(84) bytes of data. From 185.142.181.129 icmp_seq=2 Destination Host Unreachable
Best Regards, Markus.