Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
99app.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 01:49:19 UTC · ↺ Refresh
MX Hostnames
- mx3.99app.com
- alt1.aspmx.l.google.com
- alt3.aspmx.l.google.com
- mx2.99app.com
- alt4.aspmx.l.google.com
- aspmx.l.google.com
- mx1.99app.com
- inbound-smtp.us-east-1.amazonaws.com
- alt2.aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 20
- mx2.99app.com: 5
- mx1.99app.com: 5
- mx3.99app.com: 1
- inbound-smtp.us-east-1.amazonaws.com: 10
- alt1.aspmx.l.google.com: 20
- alt2.aspmx.l.google.com: 20
- alt3.aspmx.l.google.com: 20
- alt4.aspmx.l.google.com: 20
A / AAAA Records
- 76.76.21.21
Mail Server IPs
- 172.253.115.27 ↩ bg-in-f27.1e100.net
- 2607:f8b0:4004:c06::1b ↩ bg-in-f27.1e100.net
- 118.143.235.39 ↩ mx8.didiglobal.com
- 118.143.235.38 ↩ mx7.didiglobal.com
- 46.250.186.5 (no PTR)
- 44.210.166.32 ↩ ec2-44-210-166-32.compute-1.amazonaws.com
- 44.206.9.87 ↩ ec2-44-206-9-87.compute-1.amazonaws.com
- 3.211.210.226 ↩ ec2-3-211-210-226.compute-1.amazonaws.com
- 54.197.5.236 ↩ ec2-54-197-5-236.compute-1.amazonaws.com
- 54.164.173.191 ↩ ec2-54-164-173-191.compute-1.amazonaws.com
SOA Record
Raw SOA
ns-1300.awsdns-34.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1300.awsdns-34.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-436.awsdns-54.com
ns-514.awsdns-00.net
ns-1300.awsdns-34.org
ns-1663.awsdns-15.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:amazonses.com include:spf.didiglobal.com include:_spf.google.com include:mail.zendesk.com include:shared.hubspot.com include:spf.mandrillapp.com ip4:203.90.234.0/24 ip4:111.202.70.124 ip4:111.202.70.125 ip4:118.143.235.38 ip4:118.143.235.39 ip4:203.90.234.134 ip4:203.90.234.142 ip4:46.250.185.32 ip4:203.90.234.192/26 ip4:118.143.235.32/28 ip4:36.110.136.128/27 ip4:111.202.70.0/24 -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
google._domainkey
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
14 records- gbq0p125fjzyrl5d38tdy87kg3vnl25c
- n6p4mwlyw07xqvvp7s71wsvtvxxp9q9h
- tpw19yg7ftjvk7f6h67ryh1hfwh8lmkn
- SPFv=spf1 include:amazonses.com include:spf.didiglobal.com include:_spf.google.com include:mail.zendesk.com include:shared.hubspot.com include:spf.mandrillapp.com ip4:203.90.234.0/24 ip4:111.202.70.124 ip4:111.202.70.125 ip4:118.143.235.38 ip4:118.143.235.39 ip4:203.90.234.134 ip4:203.90.234.142 ip4:46.250.185.32 ip4:203.90.234.192/26 ip4:118.143.235.32/28 ip4:36.110.136.128/27 ip4:111.202.70.0/24 -all
- zd49tlTG7pOgElXheYDUXAF653Xfjtn2SzxUyfQSfxw=
- 08v5v3t2vkzjwsh7fk9b5hhfmz52034n
- 99app.com
- MS=ms35181642
- N6P4MWlyW07xQVVP7S71WSvTVXXP9Q9H
- _iqztqjq64yqdrvv3ulwytcvgbpnowds
- amazonses:BoQgizjeB4BaB5H27RQX2NCTwr2NRJLw1CAHmfe372E=
- b6m5jwj7g3z3x1lfn65h4wzbjcq47z13
- bymwy2n00vvvhk1mpy7qdkc0ybc9v8hb
- cs5z2yj3x7ljnn21512wq6fs59ncwcx9
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