| 194.6.209.234 |
| 2a00:f48:1008::209:234:10 |
| 10 mx1.guehring.de. |
| 20 mailsecure2.gbc.net. |
| ns.alb.de. |
| ns.gbc.net. |
| ms=ms89269829 |
| atlassian-domain-verification=tidrdxh3tuwuzhc2efyfdbyymuu/vmgvd/euhmuoqtx34ebsa8q6d1acgvcauc7e |
| knowbe4-site-verification=9d0f4df6f13825cf34e369b1b9ed1921 |
| v=spf1 include:spf.guehring.de -all |
| v=spf1 include:spf.guehring.de include:_spf.mail.simlea.com -all |