Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
testbook.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 09:38:06 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 20
- alt2.aspmx.l.google.com: 20
- alt3.aspmx.l.google.com: 30
- alt4.aspmx.l.google.com: 30
- aspmx.l.google.com: 10
A / AAAA Records
- 104.20.17.199
- 172.66.145.178
- 2606:4700:10::6814:11c7
- 2606:4700:10::ac42:91b2
Mail Server IPs
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net
- 64.233.180.27 ↩ pe-in-f27.1e100.net
- 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net
SOA Record
Raw SOA
albert.ns.cloudflare.com dns.cloudflare.com 2400095035 10000 2400 604800 1800
Primary NS (mname)
albert.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400095035
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
albert.ns.cloudflare.com
rafe.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.mlsend.com include:amazonses.com include:_spf.google.com include:smtp1.uservoice.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=25;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 25% of failing messages only
DKIM Selectors
✓ 1 found
google._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
15 records- google-site-verification=bZfL2FttTmFpL__WKO1zoT4hCGjJnhYk7Lswwpre2As
- google-site-verification=BJjkxiU_LRRmYKvqiRemN5l7mpjWsZgMbG7WzRWf4Cs
- google-site-verification=WHABehekZZpqxDhI-yYpOQeGAG7alqIFH1teuMOqKrE
- MS=D2D1943495DE25F9AB4B9F552606800901B83DA9
- google-site-verification=62PQnRGRpWD8Ryz6xthPy-xE6HqU5iilUxTrrNNzsUA
- google-site-verification=8Ix3qDZhRnke2ZBaluVY5F2E6-gK-UenzvnBEn7n1G4
- google-site-verification=_kmwwe-m1zaowK8JigEAZD63oD9I4tchHrbtvkkCLps
- google-amphtml-update-api-key=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA11EWbD9YB8G1A8JNendKl3vTuf3rXINQWsOKOMcEb+C0tlipRvHwfQ2S8HSHsnwP+twk0ic4XUXd0b+NpOLyeknQd3jVbVBRUD+ZXZ+lv7sxGEVrVGGyJlR6PIeAcf3HWOVlH3HXmkEmcuSCAaizWqfR51POV0HuIsqMZXaf2sBEL1y+WCwubWrcvDDV049gASCtplRe4zYFclC2nOP/nkZwGcUVYtfqivUOwYnkX27KLc1MQL5pRnWTrKQZxyzqN9UsnCCB8uiBXZ+spZ3m97xnyVDOKEIaz6dPoFLrvQ9cJ1/NImpboeU2D1NIqUzYE/djolR9IVgFGQymOT9xNwIDAQAB
- google-site-verification=MbBxqmOix5Nsqz08KWceNNt5uOKoJK-Z8HicD5GzGcU
- ahrefs-site-verification_034d9652594c6ec96236436a21227bb9e180fbdb3845f03243932ed5e1c580d0
- google-site-verification=GQUcD9leXR2n9K8p7MTn0phlKudO7N3IkYA3ZR_3hgM
- SPFv=spf1 include:_spf.mlsend.com include:amazonses.com include:_spf.google.com include:smtp1.uservoice.com -all
- google-site-verification=xrodwTX05C8GMu1gK5XukTCrocpazmfRqll29Tw65Mo
- facebook-domain-verification=7hg9055adtaoumm931vl3fuiwswnli
- google-site-verification=HZUcUWKbiKEhFeBykG2DX5jtIG8nbxo8iWB9c3Wzc6Y
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