Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
booking.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 00:36:19 UTC · ↺ Refresh
MX Hostnames
- mxb-0032a201.gslb.pphosted.com
- mxa-0032a201.gslb.pphosted.com
MX Priorities
- mxb-0032a201.gslb.pphosted.com: 10
- mxa-0032a201.gslb.pphosted.com: 10
A / AAAA Records
- 52.85.61.78 ↩ server-52-85-61-78.ewr53.r.cloudfront.net
- 52.85.61.64 ↩ server-52-85-61-64.ewr53.r.cloudfront.net
- 52.85.61.84 ↩ server-52-85-61-84.ewr53.r.cloudfront.net
- 52.85.61.119 ↩ server-52-85-61-119.ewr53.r.cloudfront.net
Mail Server IPs
- 185.183.29.154 ↩ mx08-0032a201.pphosted.com
SOA Record
Raw SOA
ns-1288.awsdns-33.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1288.awsdns-33.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-508.awsdns-63.com
ns-716.awsdns-25.net
ns-1288.awsdns-33.org
ns-1959.awsdns-52.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
50 records- smartsheet-site-validation=zF2Qh0qhBS3O7AjSZMdaAVW2E7GB1VLL
- _ngvwjw7ivb5mv4iz4ynfsao26826rul
- google-site-verification=z4muhl35r1aT-msc5R269PO3RKaZHc7zzn6omxkiedI
- _globalsign-domain-verification=9Xqu2bonefjuoUF-XmyjAptAfuE-yStJz6wy9UnH-C
- jamf-site-verification=ginKrX1WfPAXLoSWwmiYoA
- ecostruxure-it-verification=881dfd3b-5776-4fc0-a5f6-190a0ac842f8
- canva-site-verification=KAuoIY0y5F95ChkJB52A2w
- google-site-verification=1eOMDGAH7nc_P5U-8MWPqSTU40og02u0CODDvbcmoMw
- VkJHqtn1JPDHrgqwzb8C30fmoABFhxVfjIOtLvlUK06CUwKgd2mevDGtnDhWZcNbxEgK39DOezbHay8XSv1zVQ==
- paloaltonetworks-site-verification=05d52539c7f02572db198a10ba1b238b6f4c6550c083c4bf41f4eb5e5101e47c
- onetrust-domain-verification=3fce180bf9e54d5b97a7c9e1ce3cb10c
- anthropic-domain-verification-3tn1j6=kp9CbC14s2pKcVhSOOlbHwQHz
- google-site-verification=_dm8lZJlohRuCXhYRFe8COWc0JNx7c6AVF1vWpP52nE
- workplace-domain-verification=LsPqX88w148qQltQvOoT4ZTx6EO5Be
- _t33b2jwn9aya9tjjl23glp3pdv3puct
- wrike-verification=NDM5MTUzODoyMTFkNjJmZWM5MDk5MTVjOWY2YTQ2MWI4MmVhNjRkZjBmNjg3NzhmZTJhZTQ2NjYxMmVlNjNmMDJkZWRkN2Vi
- _globalsign-domain-verification=l_BNpBAnk-rKZRyXJ9UkBfv9o6EEuuenkBrGpYNYo0
- apple-domain-verification=immERz8LzjEgeSoW
- atlassian-domain-verification=PEQekniknkTLbMzMw6Ifb9G9YWzhgcGHzIne34xYo7zW9/rzVsM/6qZSUWdIVAmR
- atlassian-domain-verification=F3hugs/a4ZZHwjGTLmlb12IMA3TIRiz3ifqw4TKRz9tWk0LoyBBXfwc775aT/juy
- docker-verification=0ebe0b8e-6bd1-4f94-b0b3-344bd07052ed
- adobe-idp-site-verification=040db58f-cfb9-4203-a555-bfcd15b24b86
- openai-domain-verification=dv-L58PjwMLqJ4qWsOGfKRPglPO
- google-site-verification=WMDRc5NQqj7RWff1N8L0_Ikc08kSr-iUa3C0Zczl9QA
- _globalsign-domain-verification=FSlSaYMuHsffF-JRsSpJSonQOV0_jwrwl5kQGpFdtb
- x9zcxt1dfyz6jj60w7smwl42tjzfv5yn
- cursor-domain-verification-wv67f5=cvoPd4JZECcPi6V9VqDM7DpGz
- docusign=1ddc2bf3-a249-4127-a351-f22dc75077d3
- f3n3z6cw35fkl9lnb6q72dczy2z7d2gy
- mandrill_verify.e-l764xQVEGJ2x07f-WGHg
- asv=93db973d8bc6fd37d0c9e0c3feebff95
- google-site-verification=IqETr3m1Iq2apdhg2tJndtOH5xn_C0PrLSBL4UpB9WU
- google-site-verification=qKQzyXjxHLM4q1X-7PdrurR3p1QjjINz2QD_MBvAmyU
- logmein-domain-confirmation 90DIFG9EEUT8U8R4895Y87H
- miro-verification=a08b425a7aa0b2b93256f4b504ee72afe8f9e0b9
- cisco-ci-domain-verification=45d8573a6620606f09d1556681408112c9f9754309b02423c380eee5d287bd8f
- google-site-verification=Yse39yHdmcUPiSTGNVY-eI27sV3TBfQVLBPHGWHiins
- mongodb-site-verification=Edb8EnML5i9pqy6z4N7La044KKs2z3iC
- intersight=f7b95d6ad5339839c1253d5e47c1c32ff8276909334ff7173890c54f4730e68a
- MS=ms94636132
- Dynatrace-site-verification=3a88fc1a-195c-455d-ab87-88d09191496b__drhtlct978bncn9utek6qdqapk
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
- ZOOM_verify_rRPrFA9oTH2bxfFkJeQTzA
- sending_domain1012722=80cff31442c5f4e1b9c51346939d5bf298d9eff5f69d465476631c95f588ac90
- gwt5v1xngwj1f6zq7khv3bp4xnxbgmkg
- hpe-greenlake-domain-verification=34593547575036384f70456d357572467164437161596e387935596c35665041
- MS=ms35392088
- atlassian-sending-domain-verification=e6842471-4159-4738-b15a-cefe813dc42a
- fastly-domain-delegation-0344411-343733-2021_0223
- globalsign-domain-verification=jpcnVg6kuHYyEz5op6ZzxI2E53gePoVqca7RgL0aNq
Full email verification for booking.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits