researchgate.net current DNS records

A records

Aptum Technologies
209.15.209.75   83
209.15.209.74   83
209.15.209.72   83
209.15.209.70   83

AAAA records

NO RECORDS

MX records

Microsoft Deutschland MCIO GmbH
100 researchgate-net.mail.protection.outlook.de1

SOA records

ttl: 7,200
email: awsdns-hostmaster.amazon.com2,754,196

TXT

v=spf1 ip4:209.15.209.64/27 ip4:209.15.214.192/28 ip4:209.15.243.112/28 ip4:209.15.247.224/28 ip4:209.15.249.176/28 ip4:209.15.249.224/29 ip4:209.15.250.112/28 ip4:37.44.2.16/28 include:spf.protection.outlook.de include:_spf.google.com include:servers.mcsv.net -all
MS=ms36089381

MX records pointed here1