indexo.dev

guestbutler.app

.app crawl

First seen 2026-06-01 · Last seen 2026-06-01 · pending crawled 2026-06-03 3 attempts

Reputation 94/100 dmarc monitor-only

http error: [Errno -5] No address associated with hostname

DNS records live

NS
  • ns-cloud-b1.googledomains.com
  • ns-cloud-b2.googledomains.com
  • ns-cloud-b3.googledomains.com
  • ns-cloud-b4.googledomains.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • firebase=gbu-dev-guestbutler
  • firebase=gbu-prd-guestbutler
Verified for
  • Google

Email authentication partial

SPF
v=spf1 include:_spf.firebasemail.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; pct=100; rua=mailto:operations-postmaster@guestbutler.ai; ruf=mailto:operations-postmaster@guestbutler.ai; aspf=r; adkim=r; fo=1
policy: none (monitoring only)
DKIM
  • google: v=DKIM1;k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCnYKDOvOG9tJOcSqPD15rDS8Rm+5nHli3mm5ift0xXfxHSNkAdjf4GzZV/Srx8LwLQkwT0i5lybV+NUkCHsLzT…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv/ZL85zeGQqFSFrjUDpJtkXXny4TeggZdY/C4c+63NN6R9pGECCa89MHcIIIXjb0C2wiZ5FdR1kcLRJa5M…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAryEwCIitP7WUl17dH32Im+TPmYrqgnwLpARs3TCVwHww5m1DIJJ9NpSRwErvBlZs+ALl5QRLyydxme+Va9…
selectors probed

Certificates

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