Re: Twelve99 / AWS usw2 significant loss

2024-01-26 Thread Bjoern Franke via NANOG
Hi, Cross posting to outages and nanog. Can anybody from Twelve99 / AWS investigate high loss and latency around SJO between Twelve99 and AWS? Traces below: 88.99.88.67 to 216.147.3.209: this seems not only AWS related - from AS50629 to AS36086 via AS1299 - also high latency and loss

Re: Mail to Microsoft being falsely marked as spam/bulk

2024-01-23 Thread Bjoern Franke via NANOG
Yes. Or just sending new stuff in the old ticket. (Apparently, you get a different guy each time, keep trying until you find one who is willing to act.) That didn't help either. First, they asked for a proof that I did not use the IP before. After sending that proof, they told me that the

Re: Mail to Microsoft being falsely marked as spam/bulk

2024-01-21 Thread Bjoern Franke via NANOG
Hi, "Unfortunately, after reviewing the information you provided and in compliance with our mail policies, we are unable to offer immediate resolve for your deliverability issue." Will give them credit though for the timing in their response, received it a few hours later after

Re: BKA Wiesbaden - Abteilung Cybercrime (Not sure if this is a phishing E-mail or real...)

2023-04-03 Thread Bjoern Franke via NANOG
Hi, Governmental services within DTAG (AS3320) ip space is pretty common in Germany. but FcrDNS matches. Scammers with access to the bka.de DNS? Regards Bjoern

AS701 anycasts any IP?

2022-08-26 Thread Bjoern Franke via NANOG
Hi, while investigating an issue I was wondering a german IP was only 1-2 hops away from some RIPE Atlas Probes connected via AS701. It seems at least probe #50235 and #54508 see any IP directly as next hop, as an example here with the IP of mailop.org:

Re: ns1-proddns.glbdns.o365filtering.com unreachable?

2022-07-06 Thread Bjoern Franke via NANOG
Hi, Anyone else with trouble to reach the *.o365filtering.com DNS Servers? .mail.protection.outlook.com seems to throw servfails. Regards Bjoern