Bonjour,
Par exemple:
17:33:03.312582 IP ec2-34-207-119-237.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 11, seq 2270, length 16
17:33:03.417069 IP ec2-3-234-141-109.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 11, seq 2270, length 16
17:33:03.443584 IP ec2-3-239-4-1.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 11, seq 2270, length 16
17:33:03.488548 IP ec2-3-82-247-166.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 11, seq 2270, length 16
17:33:03.493351 IP ec2-54-221-168-68.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 11, seq 2270, length 16
17:33:03.595839 IP ec2-54-81-157-67.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 9, seq 3940, length 16
17:33:03.651398 IP ec2-3-237-236-48.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 9, seq 3940, length 16
17:33:03.672096 IP ec2-35-171-47-153.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 9, seq 3940, length 16
17:33:03.679487 IP ec2-54-151-9-173.us-west-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 19, seq 691, length 16
17:33:03.696850 IP ec2-13-56-241-48.us-west-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 19, seq 691, length 16
17:33:03.699239 IP ec2-54-82-11-192.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 9, seq 3940, length 16
17:33:03.746862 IP ec2-44-201-240-231.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 9, seq 3940, length 16
17:33:03.977301 IP ec2-3-26-157-245.ap-southeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 29, seq 57, length 16
17:33:03.988343 IP ec2-3-26-5-177.ap-southeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 29, seq 57, length 16
17:33:04.007966 IP ec2-54-236-50-146.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 11, seq 2270, length 16
17:33:04.014918 IP ec2-35-74-235-241.ap-northeast-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 4395, length 16
17:33:04.065823 IP ec2-13-211-227-191.ap-southeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 29, seq 57, length 16
17:33:04.098285 IP ec2-18-183-127-193.ap-northeast-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 4395, length 16
17:33:04.211571 IP ec2-13-125-68-202.ap-northeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 15, seq 3637, length 16
17:33:04.238883 IP ec2-13-228-73-103.ap-southeast-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 5017, length 16
17:33:04.320556 IP ec2-54-179-203-114.ap-southeast-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 5017, length 16
17:33:04.362534 IP ec2-43-200-71-211.ap-northeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 15, seq 3637, length 16
17:33:04.389109 IP ec2-18-183-176-224.ap-northeast-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 4395, length 16
17:33:04.396005 IP ec2-13-229-150-252.ap-southeast-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 5017, length 16
17:33:04.403037 IP ec2-3-39-177-160.ap-northeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 15, seq 3637, length 16
17:33:04.450537 IP ec2-3-39-243-82.ap-northeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 15, seq 3637, length 16
17:33:04.453413 IP ec2-34-232-78-241.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 9, seq 3940, length 16
17:33:04.587422 IP ec2-52-65-136-84.ap-southeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 8, seq 4797, length 16
17:33:04.613563 IP ec2-35-183-234-85.ca-central-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 25, seq 5385, length 16
17:33:04.626392 IP ec2-15-222-27-182.ca-central-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 25, seq 5385, length 16
17:33:04.637324 IP ec2-54-252-223-103.ap-southeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 8, seq 4797, length 16
17:33:04.688949 IP ec2-13-239-176-29.ap-southeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 8, seq 4797, length 16
17:33:04.867704 IP ec2-99-79-192-218.ca-central-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 25, seq 5385, length 16
17:33:04.888995 IP ec2-43-218-18-176.ap-southeast-3.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 8965, length 16
17:33:04.890973 IP ec2-108-136-59-188.ap-southeast-3.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 8965, length 16
17:33:04.903636 IP ec2-43-218-8-132.ap-southeast-3.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 8965, length 16
17:33:05.052269 IP ec2-108-137-152-143.ap-southeast-3.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 8965, length 16
17:33:05.094616 IP ec2-54-176-149-247.us-west-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 17, seq 8352, length 16
17:33:05.150916 IP ec2-108-136-117-113.ap-southeast-3.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 8965, length 16
17:33:05.181893 IP ec2-108-137-172-137.ap-southeast-3.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 8965, length 16
17:33:05.364894 IP ec2-54-67-74-115.us-west-1.compute.amazonaws.com > mon-serveur: ICMP echo request, id 17, seq 8352, length 16
17:33:05.381584 IP ec2-35-181-26-138.eu-west-3.compute.amazonaws.com > mon-serveur: ICMP echo request, id 24, seq 12118, length 16
17:33:05.544014 IP ec2-35-180-21-188.eu-west-3.compute.amazonaws.com > mon-serveur: ICMP echo request, id 24, seq 12118, length 16
17:33:05.606984 IP ec2-100-26-244-74.compute-1.amazonaws.com > mon-serveur: ICMP echo request, id 10, seq 4453, length 16
17:33:05.672799 IP ec2-13-37-248-195.eu-west-3.compute.amazonaws.com > mon-serveur: ICMP echo request, id 24, seq 12118, length 16
17:33:05.964308 IP ec2-3-26-166-242.ap-southeast-2.compute.amazonaws.com > mon-serveur: ICMP echo request, id 2, seq 7539, length 16
Je m'en suis rendu compte par hasard en ajoutant des logs sur les dépassements de rate limit dans mes règles nft...