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83
Total
80
DNS
90
Email
84
Security
35
Network
100
Availability
Domaintaboola.com
IPv44
IPv60
MX records7
StatusActive
Domain technical report

Boost your Digital Performance with Taboola Advertising Platform

taboola.com

Reach 600M daily active users and achieve conversions at scale with the world's leading performance platform.

Generated: 2026-08-09T09:31:59-05:00 · Cached result

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IPv44
IPv60
MX7
NS8

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

4 IPv4 address(es) detected.

!
IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

8 NS record(s); 2 or more required.

✓
SOA record10 / 10 pts · Dns

Authoritative zone record.

✓
DNSSEC chain15 / 15 pts · Dns

DS and DNSKEY detected.

✓
CAA policy5 / 5 pts · Dns

Certificate authority restriction.

!
DNS propagation0 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

7 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

✓
DMARC25 / 25 pts · Mail

DMARC policy published.

✓
DKIM20 / 20 pts · Mail

A DKIM selector was verified.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

149 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers19 / 35 pts · Security

5 of 9 evaluated headers detected.

!
PTR reverse DNS0 / 30 pts · Network

PTR not detected.

✓
IPv4 diversity35 / 35 pts · Network

Two or more IPv4 addresses receive full points.

!
IPv6 connectivity0 / 35 pts · Network

AAAA availability.

✓
DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

✓
HTTP response40 / 40 pts · Availability

HTTP/2 200

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

4 record(s)
151.101.66.132
151.101.2.132
151.101.194.132
151.101.130.132

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

7 record(s)
1 aspmx.l.google.com.
10 aspmx2.googlemail.com.
5 alt1.aspmx.l.google.com.
10 aspmx4.googlemail.com.
10 aspmx5.googlemail.com.
5 alt2.aspmx.l.google.com.
10 aspmx3.googlemail.com.

TXT

7 record(s)
"canva-site-verification=GpjIk35KwRWnY8jVajXblw"
"google-site-verification=k1dQX_v14MN8Mq34nd3RU2QJx_e7Emv7PeDmP_GPcbE"
"c1a74638-2510-480f-ae6e-fa1ecd1f5650"
"v=spf1 ip4:0.0.0.6 ip4:103.28.42.0/24 ip4:104.130.122.0/23 ip4:104.130.96.0/28 ip4:108.179.144.0/20 ip4:135.84.80.0/24 ip4:136.143.184.0/24 ip4:136.143.188.0/24 ip4:139.180.17.0/24 ip4:141.0.0.1 ip4:141.193.184.32/27 ip4:141.193.184.64/26 ip4:141.193.185." "128/25 ip4:141.193.185.32/27 ip4:141.193.185.64/26 include:spf1.taboola.com -all"
"google-site-verification=N60gm5YnA_5ibrU2k9tH-TJqaVwp-P3sB44ZzWbzxAc"
"anthropic-domain-verification-1zbekh=lJFJALlYr77IEwETZNf4Bb2Bj"
"atlassian-sending-domain-verification=0a85057d-574b-4719-b1e0-2a8933fb47f7"

NS

8 record(s)
dns4.p05.nsone.net.
dns3.p05.nsone.net.
ns01.dnsfaster.com.
dns1.p05.nsone.net.
ns04.dnsfaster.com.
ns02.dnsfaster.com.
dns2.p05.nsone.net.
ns03.dnsfaster.com.

SOA

1 record(s)
dns1.p05.nsone.net. hostmaster.nsone.net. 1658209882 43200 7200 604800 600

CAA

3 record(s)
0 issuewild "digicert.com"
0 iodef "mailto:security@taboola.com"
0 issue "digicert.com"

DS

1 record(s)
48553 13 2 57AF2F182A541A91AD24CC6583867C2BA331255B03E2A32579A625AD 1F3BE3CA

DNSKEY

3 record(s)
257 3 13 t+4DPP+MFZ0Cr7gAXiDYv6HTyXzq/O2ESVRLc/ysuh5xBXKIsjsj5baV 1HzhBNo2F7mbsevsEo0/6UEL8+JBmA==
256 3 13 3u9onSaqbxIlglXMHjh5Plcah8n2pXj0QuBVY/6YTdC6L/eUEYPDh57n OVJ8dd3fkPMrjt2Oij6J9EeLqyeuBw==
256 3 13 Z2khLu0eZphdCdDZyTKt/nOPmjNi3Qw2ueiYp18vXUYOX5l/5Rxrghoy o2EGzF6w8w6YPhPYCdISgsUptCTsXA==

RRSIG

0 record(s)
—

Not configured

NSEC

1 record(s)
\000.taboola.com. A NS CNAME SOA MX TXT RRSIG NSEC DNSKEY CAA

NSEC3

0 record(s)
—

Not configured

SRV

0 record(s)
—

Not configured

NAPTR

0 record(s)
—

Not configured

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Configured
v=spf1 ip4:0.0.0.6 ip4:103.28.42.0/24 ip4:104.130.122.0/23 ip4:104.130.96.0/28 ip4:108.179.144.0/20 ip4:135.84.80.0/24 ip4:136.143.184.0/24 ip4:136.143.188.0/24 ip4:139.180.17.0/24 ip4:141.0.0.1 ip4:141.193.184.32/27 ip4:141.193.184.64/26 ip4:141.193.185.128/25 ip4:141.193.185.32/27 ip4:141.193.185.64/26 include:spf1.taboola.com -all

DMARC

Configured
v=DMARC1; p=reject; rua=mailto:dmarc@taboola.com; ruf=mailto:security@taboola.com; fo=1; adkim=r; aspf=r;

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC4W8zjF36iouL1mLvpIs6ZKhupAGPcmDdrC7Yb6+Z8JNOyuceAY4IlZUT+E0enM35goqizhgfV5vRenlfo7uKksNp9e/yErtFQHenXAekHlcHAKyI0eZIUKRdF1k1pcjaiZjOiir3vpPN4tqbBimFl8VPpVIHOlu16snt6ckcWeQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Boost your Digital Performance with Taboola Advertising Platform
Description
Reach 600M daily active users and achieve conversions at scale with the world's leading performance platform.
Final URL
https://www.taboola.com/
HTTP status
206

HTTP

Status
HTTP/2 200
Final URL
https://www.taboola.com/
Version
3
Server
Varnish
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
DigiCert Inc
CN
*.taboola.com
Valid from
2025-12-14T18:00:00-06:00
Valid until
2027-01-05T17:59:59-06:00
Days remaining
149
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256

Security headers

5 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
—
X-Frame-OptionsNot detected
✓
Referrer PolicyImplemented
✓
Permissions PolicyImplemented
—
Cross-Origin-Opener-PolicyNot detected
—
Cross-Origin-Embedder-PolicyNot detected
—
Cross-Origin-Resource-PolicyNot detected

DNS propagationComparison across public resolvers

Public resolver comparison

Review
!
Differences detected

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
151.101.130.132, 151.101.194.132, 151.101.2.132, 151.101.66.132
48,93 ms
Cloudflare
1.1.1.1
151.101.130.132, 151.101.194.132, 151.101.2.132, 151.101.66.132
39,70 ms
Quad9
9.9.9.9
151.101.130.132, 151.101.194.132, 151.101.2.132, 151.101.66.132
52,18 ms
OpenDNS
208.67.222.222
151.101.130.132, 151.101.194.132, 151.101.2.132, 151.101.66.132
51,57 ms
AdGuard
94.140.14.14
0.0.0.0
66,32 ms

IP, geolocation and ASNAssociated network information

151.101.66.132

No data
success
No
country
region
city
asn
organization
isp

151.101.2.132

No data
success
No
country
region
city
asn
organization
isp

151.101.194.132

No data
success
No
country
region
city
asn
organization
isp

151.101.130.132

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No

SMTPEmail port connectivity

aspmx.l.google.com

Port 25: Closed/unreachable - 22.2 ms - 220 mx.google.com ESMTP 5614622812f47-4b1af047b1esi3898774b6e.29 - gsmtp
Port 465: Closed/unreachable - 4002.7 ms - 
Port 587: Closed/unreachable - 4021.2 ms -

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