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Total

DNS

Email

Security

Network

100

Availability

Domainoptimizely.com

IPv42

IPv60

MX records2

StatusActive

Domain technical report

Optimizely - AI to create and optimize digital experiences

optimizely.com

Everything marketing and digital teams need to create content fast, test and personalize, and prove business impact.

Generated: 2026-08-09T04:02:45-05:00 · Cached result

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IPv42

IPv60

MX2

NS2

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

2 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 policy0 / 5 pts · Dns

Certificate authority restriction.

DNS propagation0 / 10 pts · Dns

Agreement between public resolvers.

✓

MX records20 / 20 pts · Mail

2 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

41 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers8 / 35 pts · Security

2 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

2 record(s)

216.150.16.1
216.150.1.1

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

2 record(s)

10 de-smtp-inbound-1.mimecast.com.
20 de-smtp-inbound-2.mimecast.com.

TXT

75 record(s)

"k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDEp2HXojOuMp8W2mYAQWb4SCkK/OCr/lyMDiN67Ib/WHjlW65xfkprr5dfFif9wwM/XCqPG8OiYlUUzdTYzod0lFAsaWInsQB9JKNXKz9TRfDlRisHQye6gTefKvwLdN8hpQ0vR40a9z1pEBhP/rjnT73bwEe+oTgmsyTLbZ3UxwIDAQAB"
"sinch-domain-verification=4251594e-97a0-48da-9b27-1ecd0e88d638"
"docker-verification=81db037f-4d8d-4b97-8480-45e23568bad7"
"zoom-domain-verification=ZOOM_verify_18e0baa285e04b2c983733dcd83fce57"
"facebook-domain-verification=wley07odaemi4l7vay725u95yq4g07"
"google-site-verification=YTf8W8ct20t0_Pk4CWBP3WIlzYoa-AbATixOVOSX1So"
"google-site-verification=F9cHkOOFB7B48BIiVW5OjoWxz8olRXaP2JefPKVPYv4"
"google-site-verification=RGGeHfceOB0_bznjJqtJJjVfjtUE3ZR2KpgzRfCcH90"
"docusign=78f5a0dc-5599-4771-939a-7479d9f19a15"
"cdn-pci.optimizely.com 8x3658gpctg4h1vbnzmm2432bxsfxcz0"
"v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all"
"docker-verification=eba70851-4749-43b1-a985-f7f5d39cd100"
"jetbrains-domain-verification=7qb4k14glpb935e05fm71x4w8"
"google-site-verification=hAhAgheovxOO3XfPfburDkCSlbH7vMMnkySYj8kdFj8"
"carta-domain-verification-j5c0wv=PVHGuxCt3hpJ6mlHJnunPYJlm"
"google-site-verification=4JvIJnZJei_AHvqRmTRfA0DoBo9VA96bgQSsqH0Impw"
"Verification for the SSL for www.optimizely.com. Digicert Order # 00502638. Optimizely contact: dogan@optimizely.com"
"tiktok-developers-site-verification=ByD4LcSV0qZsix2Klx0Nc7RAXij2HDSZ"
"dropbox-domain-verification=1gn35nocfdjx"
"google-site-verification=QIwh-a1egznd9cJo_qy_IC1E2qkyZCCxGPmyKMTQdQo"
"adobe-idp-site-verification=edbef1f3fcf34f3db2121d4b6aa25e37b75e61879e526da209fbb3d534c1e9ba"
"google-site-verification=RNDBwtT0w-dC7jgY2h4a785AmbqEXI7epedh-8cCg1g"
"bugcrowd-verification=976ed661be12db673bc241ab9adedd78"
"Digicert Order # 00498813. Optimizely contact: Dogan Ugurlu\013\010<dogan@optimizely.com>"
"docker-verification=06453662-1054-405b-b2ee-f2d9eeb6d443"
"google-site-verification=MnJ3tcQo7PaOcyYyN73AjK83tEDmOOYoV8SCT2U6oZE"
"Verification for the SSL for blog.optimizely.com. Digicert Order # 00406293. Optimizely contact: Tommy Giglio <tommy@optimizely.com>"
"teams.optimizely.com dmb9xl3d5frmkq48vddtsf6cy73jg48c"
"yahoo-verification-key=rqHgBmOodEcddj/DjNqpnG8i+HAdLJTUNNmf/ewF0oU="
"FMTFZVQRM"
"docker-verification=c49faaa6-b68f-4a4a-9695-97144c0ec13d"
"google-site-verification=HPlj5QbZTQcYZ7ZrWKvVw6TGQ6Js8mjkP-lRHU272aY"
"google-site-verification=rdgHG3OphS2vyHzppjAgA_u--2ji3VeA81Xk4CUb5Kw"
"google-site-verification=fT1I_jd2XGik8XySrXwOdkUFLVt2FqmiIoVjWgkuPU8"
"MS=ms74851995"
"loaderio=9f2321067d0a5ed2165da78a078a2125"
"Verification for Edgecast SSL through Digicert. Digicert Order # 00351809. Edgecast contact: Dominic Torrez <dtorrez@edgecast.com>, Optimizely contact: Dogan Ugurlu <dogan@optimizely.com>"
"cursor-domain-verification-t5qp01=phvHwGecfsDxZ5DGLaUpqt9QT"
"anthropic-domain-verification-4gkavj=TJnFfngBQ8OlXRrgx0BEn6Jg8"
"google-site-verification=bmI8Jpu2KjE37aLb4usDSXAIVPd7ueI6gUeQpAFtjXA"
"google-site-verification=M2p2oNOfIy17Ci7kj8vS9RH4YKCf6lfxyH4aa-pro_E"
"MS=ms12641694"
"gitkraken-domain-verification=428606b7bda6111075c267457625b3dc0c0efb46f5498e10270249dda69a4c05"
"\010atlassian-domain-verification=fVxueGq1T9CLx1FmNDg7+//C3Q8kRlgPyJ92oiCabOlE0FQgWQH4rmJubpj6v9hE"
"mongodb-site-verification=9UVwoclVFO1wQoSS1RiFxUMm8F2d9tUj"
"docker-verification=4463daac-0d0c-4db8-ba57-eda20ab9f85f"
"8x3658gpctg4h1vbnzmm2432bxsfxcz0"
"apple-domain-verification=9Mq9EOa61FT430k8"
"mixpanel-domain-verify=400a27dd-7cc3-468a-8564-e4f52d40c058"
"zapier-domain-verification-challenge=ec9e02b0-2df0-4698-b412-b58a2e23fa8b"
"_globalsign-domain-verification=xACDE3CJMcS0Ud2e9XTDQ7O7axmXzPg8Mp9rDVIgaT"
"loaderio-69745689fd1dbf2e7a4fef37b749c433"
"amazonses:xxLSLODJvdUPkNOdqLqR2X5AnhJzIWBvgvVvH5XYwsY="
"browserstack-domain-verification=1ce32231-8d2e-47ff-a13f-b3313f9466b3"
"google-site-verification=hY82UoEGpukg4bWtEBMnoEDu4U_kFECFAI61SyxjKek"
"Verification for the SSL cert for help.optimizely.com Digicert Order # 00435673. Optimizely contact: Dogan Ugurlu <dogan@optimizely.com>"
"google-site-verification=5I-ImxYUlKGA58rILw7HPg4bhErsy6qZig37I-DQTG4"
"Verification for the SSL for maven.optimizely.com. Digicert\013\010Order # 00584621. Optimizely contact: Dogan Ugurlu\013\010<dogan@optimizely.com>"
"00D4J0000002msD=1TBPz00000000hZ"
"google-site-verification=3p_UqtkCzX5Qgaf4Qa8vCVOADcQxlaimwxDIPDPU3J4"
"apple-domain-verification=Q7KwgmChGjUIkAjJT8Su-e81y48GoIDKdrWJKZCflGI"
"_globalsign-domain-verification=f-B_7ErtvSe_2e1SkhSsTab6DQA-AVd2vcvY3gqskQ"
"hcp-domain-verification=2e64a27c64e94e6e763e934ce2b1a5574d32e0493348013cfa12289ec8b077b1"
"google-site-verification=I398ijOehdDlmeyNnoTWkurrboteERLDPcsh0lTE5_g"
"docker-verification=4f9e8898-2616-42e6-8622-0258237a99fd"
"protonmail-verification=2c10e0613f5e323cafcac05b050c42a119f7c0c6"
"segment-site-verification=AaQwxphohytWn6ITgojBF75WGyY6FTle"
"google-site-verification=awCCHxysSWlId2pJybFVzs-Z_YoSd2tOhGlbnu1NWsk"
"docusign=5ef03274-ba7e-4497-b1c8-68822293b6df"
"figma-domain-verification=1912c435587480ca0caf3a2a631b9a603d1924f3b3d08d196d40aef304ee7ce8-1733954230"
"docker-verification=11bd769c-c17a-405b-9a6d-dad70ad9e237"
"docker-verification=b94f46f3-6bae-44db-8c8e-ee1ce8d49b4b"
"google-site-verification=m6s7sFYopEJQ9Be_DjLt4DFj88Q8sYnsVnA149u6rwc"
"openai-domain-verification=dv-At5TJCxtaR4p3AcFNaOZnDkn"
"Demonstration of domain control for DigiCert order #00399883. Please send the approval email to: dogan@optimizely.com"

NS

2 record(s)

harmony.ns.cloudflare.com.
doug.ns.cloudflare.com.

SOA

1 record(s)

doug.ns.cloudflare.com. dns.cloudflare.com. 2411615495 10000 2400 604800 1800

CAA

0 record(s)

—

Not configured

DS

1 record(s)

2371 13 2 7AEB48B95BE0C622AB2509A4FDBAD9974145B9014BC7A55B7F097FE4 97255264

DNSKEY

2 record(s)

256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==
257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==

RRSIG

3 record(s)

NS 13 2 86400 20260810100239 20260808080239 34505 optimizely.com. NGv7Sobir1GP9dYxtIUE08gtjr3OxVYKE4LsR6FcHBu79bpLDxA+XnvL DLJ9Cx17l/lmWgNsguRjlymUXGfKLg==
MX 13 2 120 20260810100239 20260808080239 34505 optimizely.com. R4MD2OiECACOHA8V58Fa2b8mfwm/GqqQB4i0TtL+dgHAeQjhPBAeYi9l /llM3nSdJFX6PVxpzXXYoOmGHWtR8Q==
DS 13 2 86400 20260816012941 20260809001941 41446 com. qsysm/iZyqGvYqJYKcnLWSpdXa/d3N01kEX7vPNZUX/t9BhwbIhvd21j /+fvDdYAC0kL2DAulDqrwm9ptx2wig==

NSEC

1 record(s)

\000.optimizely.com. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI 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 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all

DMARC

Configured

v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@optimizely.com,mailto:dmarc_agg@vali.email; fo=1;

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwcNJZdD7U/HfzkON/dIwSbJSJprATwDJUbL1n7jS0VYTtsR3oGZ671RK7EOFrIaGjKnAMF4KUoW80HHBJCiWo8dJXfyUe0zdHxjHzqMGwvGKWYAe/k6d6kI93GshDJ4kk+aiDqxPcMWKrqh9L6Y0yzJ2SBn3wVHCdBd7yJvF5mRMWOXafiq2L3esY1lhpoj4HoAMSS/6EpOMa3YRH26zK91rjv6D71emElY+DPnNpOiGv54/dbFOillYMRfSofdkse3H/DQN8vHwET6m3ahrP3DRdIDGGHsuk3HElbr+qjaA6oAEfI6fcPOlmJTNoaPkgJhgSR7wK2Q21GRAm1LHjQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Optimizely - AI to create and optimize digital experiences

Description

Everything marketing and digital teams need to create content fast, test and personalize, and prove business impact.

Final URL

https://www.optimizely.com/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://www.optimizely.com/

Version

Server

Vercel

X-Powered-By

Next.js

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

optimizely.com

Valid from

2026-06-21T17:14:24-05:00

Valid until

2026-09-19T17:14:23-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_128_GCM_SHA256

Security headers

2 active

✓

HSTSImplemented

✓

Content Security PolicyImplemented

—

X-Content-Type-OptionsNot detected

—

X-Frame-OptionsNot detected

—

Referrer PolicyNot detected

—

Permissions PolicyNot detected

—

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

216.150.1.193, 216.150.16.193

77,71 ms

Cloudflare

1.1.1.1

216.150.1.1, 216.150.16.1

45,98 ms

Quad9

9.9.9.9

216.150.1.1, 216.150.16.1

42,50 ms

OpenDNS

208.67.222.222

216.150.1.193, 216.150.16.193

33,07 ms

AdGuard

94.140.14.14

216.150.1.129, 216.150.16.129

76,32 ms

IP, geolocation and ASNAssociated network information

216.150.16.1

No data

success

country

region

city

asn

organization

isp

216.150.1.1

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.217.62

reverse

country

country_code

region

city

latitude

longitude

isp

organization

asn

timezone

browser

Other

language

user_agent

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

is_bot

Yes

cloudflare

SMTPEmail port connectivity

de-smtp-inbound-1.mimecast.com

Port 25: Closed/unreachable - 1 ms - 
Port 465: Closed/unreachable - 4004.9 ms - 
Port 587: Closed/unreachable - 108 ms - 220 de-smtp-inbound-1.mimecast.com ESMTP; Sun, 09 Aug 2026 11:02:45 +0200

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