Symbolic addresses of top 20 connection refused:
NOIP_ADDRESSSYMBOLIC_ADDRESS
2218.106.205.145PTR_INVALID
227.2.127.14PTR_INVALID
242.112.95.177PTR_INVALID
246.130.58.166166.58.130.46.in-addr.mts.am
277.236.160.61PTR_INVALID
279.43.167.244host244-167-dynamic.43-79-r.retail.telecomitalia.it
291.229.128.197ip197-128.dkt.dn.ua
292.247.183.154PTR_INVALID
293.123.52.125PTR_INVALID
293.123.59.167PTR_INVALID
294.156.21.232PTR_INVALID
3118.201.63.42PTR_INVALID
3202.126.241.199PTR_INVALID
4112.5.175.234PTR_INVALID
4185.93.3.123unn-185-93-3-123.10gbps.io
4200.223.142.99PTR_INVALID
487.98.157.128ip128.ip-87-98-157.eu
494.177.201.18host18-201-177-94.serverdedicati.aruba.it
494.177.207.70host70-207-177-94.serverdedicati.aruba.it
6173.208.188.3wonder.jylto.com