Rank #222Updated November 10, 2026
booking.com
booking.com is registered with MarkMonitor Inc. since April 17, 1998 (28.6 years). The registration expires on April 16, 2027. Its email security grade is B. Its SSL certificate is issued by DigiCert Inc and is valid for 164 more days.
- Domain age
- 28.6 yrs
- Technologies
- —
- Email security
- B
- SSL days left
- 164
Registration
| Registrar | MarkMonitor Inc. |
|---|---|
| IANA ID | 292 |
| Registered | April 17, 1998 |
| Expires | April 16, 2027 |
| Updated | March 15, 2025 |
| Status | client delete prohibited, client transfer prohibited, client update prohibited, server delete prohibited, server transfer prohibited, server update prohibited |
| Name servers | ns-1288.awsdns-33.org, ns-1959.awsdns-52.co.uk, ns-508.awsdns-63.com, ns-716.awsdns-25.net |
| DNSSEC | Not signed |
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 54.192.35.113 | 52 |
| A | 54.192.35.46 | 52 |
| A | 54.192.35.7 | 52 |
| A | 54.192.35.29 | 52 |
| MX | mxa-0032a201.gslb.pphosted.com 10 | 900 |
| MX | mxb-0032a201.gslb.pphosted.com 10 | 900 |
| NS | ns-1288.awsdns-33.org | 100 |
| NS | ns-1959.awsdns-52.co.uk | 100 |
| NS | ns-508.awsdns-63.com | 100 |
| NS | ns-716.awsdns-25.net | 100 |
| TXT | Dynatrace-site-verification=3a88fc1a-195c-455d-ab87-88d09191496b__drhtlct978bncn9utek6qdqapk | 900 |
| TXT | MS=ms35392088 | 900 |
| TXT | MS=ms94636132 | 900 |
| TXT | VkJHqtn1JPDHrgqwzb8C30fmoABFhxVfjIOtLvlUK06CUwKgd2mevDGtnDhWZcNbxEgK39DOezbHay8XSv1zVQ== | 900 |
| TXT | ZOOM_verify_rRPrFA9oTH2bxfFkJeQTzA | 900 |
| TXT | _globalsign-domain-verification=9Xqu2bonefjuoUF-XmyjAptAfuE-yStJz6wy9UnH-C | 900 |
| TXT | _globalsign-domain-verification=FSlSaYMuHsffF-JRsSpJSonQOV0_jwrwl5kQGpFdtb | 900 |
| TXT | _globalsign-domain-verification=l_BNpBAnk-rKZRyXJ9UkBfv9o6EEuuenkBrGpYNYo0 | 900 |
| TXT | _ngvwjw7ivb5mv4iz4ynfsao26826rul | 900 |
| TXT | _t33b2jwn9aya9tjjl23glp3pdv3puct | 900 |
| TXT | _z95nlosvuygcxtrb7snfkon25shq4zm | 900 |
| TXT | adobe-idp-site-verification=040db58f-cfb9-4203-a555-bfcd15b24b86 | 900 |
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, DigiCert Global G2 TLS RSA SHA256 2020 CA1, DigiCert Inc |
| Expires | April 23, 2027 |
| Days remaining | 164 |
| Protocol | TLSv1.3 |
| Names | *.booking.com, booking.com |
Email security
BScore 87/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
- warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
- warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
- goodSPF record found.
- goodSPF ends with -all: servers you have not listed are rejected (hard fail).
- goodDMARC policy is reject: mail that fails authentication is blocked.
- goodDMARC aggregate reports are sent to mailto:[email protected], mailto:[email protected].
- goodDKIM keys found (selector: s1, s2, mandrill).
- good2 MX record(s) found. Mail is handled by Proofpoint.
- goodBIMI record found: supporting inboxes can show your brand logo.
Homepage metadata
| Language | en |
|---|---|
| Indexable | Yes |
| Word count | 0 |
About booking.com
Who is the registrar of booking.com?
booking.com is registered with MarkMonitor Inc. (IANA ID 292).
When does booking.com expire?
The current registration of booking.com expires on April 16, 2027. It was first registered on April 17, 1998.
Does booking.com protect its email with SPF and DMARC?
booking.com scores 87/100 (grade B) for email security. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection. No TLS-RPT record, so you won't hear about failed encrypted deliveries.
What are the name servers of booking.com?
booking.com uses ns-1288.awsdns-33.org, ns-1959.awsdns-52.co.uk, ns-508.awsdns-63.com, ns-716.awsdns-25.net.