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Total

DNS

Email

Security

Network

100

Availability

Domainwindsurf.com

IPv41

IPv60

MX records1

StatusActive

Domain technical report

Devin Desktop | Devin

windsurf.com

Manage fleets of local and cloud agents from one surface. Plan, delegate, review, and ship without leaving your editor.

Generated: 2026-08-11T16:05:46-05:00 · Cached result

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IPv41

IPv60

MX1

NS4

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

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

✓

SOA record10 / 10 pts · Dns

Authoritative zone record.

DNSSEC chain0 / 15 pts · Dns

Both DS and DNSKEY are required.

✓

CAA policy5 / 5 pts · Dns

Certificate authority restriction.

✓

DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓

MX records20 / 20 pts · Mail

1 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

87 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers23 / 35 pts · Security

6 of 9 evaluated headers detected.

PTR reverse DNS0 / 30 pts · Network

PTR not detected.

IPv4 diversity20 / 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

1 record(s)

76.76.21.21

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

1 smtp.google.com.

TXT

13 record(s)

"google-site-verification=KinxWm6XJ2NI6nNVD4GZQRsvPUOQfxC0Wd4mRTasHyw"
"v=spf1 mx include:_spf.salesforce.com include:_spf.firebasemail.com" " ip4:3.93.157.0/24 ip4:3.210.190.0/24 ip4:18.208.124.128/25 ip4:54.174.52.0/24 ip4:54.174.57.0/24 ip4:54.174.59.0/24" " ip4:54.174.60.0/23 ip4:54.174.63.0/24 ip4:108.179.144.0/20 ip4:139.180.17.0/24 ip4:141.193.184.32/27 ip4:141.193.184.64/26 ip4:141.193.184.128/25" " ip4:141.193.185.32/27 ip4:141.193.185.64/26 ip4:141.193.185.128/25 ip4:143.244.80.0/20 ip4:158.247.16.0/20 ip4:216.139.64.0/19 ip4:103.151.192.0/23 ip4:185.12.80.0/22 ip4:188.172.128.0/20 ip4:192.161.144.0/20 ip4:216.198.0.0/18 -all"
"google-site-verification=UOOuP7btZ4hb5Dc0tLOGX_pcD6Ig9ouG_H9t-dwFeho"
"brevo-code:cbe68f5202c134bb94a9bf4702f10043"
"firebase=exa2-fb170"
"openai-domain-verification=dv-UQ5CyvW2W4e6urHTT0kLUcM7"
"ZOOM_verify_iuKxOjZxNS19qAG3EJFdJc"
"MS=ms97919558"
"apple-domain-verification=0Snd2Yur4MOW868T"
"google-site-verification=Be9K074BvJY2yg0LdTzbkeHtXNUWc3p-RWMQSq7FSf8"
"bw=wtl4b09jvi86SKyGXq7mqOa3319CYoYZaT43ntB5pxK0"
"_amazonses.windsurf.com=CIMpHIqGVHkAG3qNCxUJovjrQwb+2hcT3riN3iyAqPQ="
"slack-domain-verification=4rI5jpY1bbj4zDJDxhowm2QcfdAd5Wgw6on17sff"

NS

4 record(s)

ns-cloud-b1.googledomains.com.
ns-cloud-b2.googledomains.com.
ns-cloud-b3.googledomains.com.
ns-cloud-b4.googledomains.com.

SOA

1 record(s)

ns-cloud-b1.googledomains.com. cloud-dns-hostmaster.google.com. 1 21600 3600 259200 300

CAA

3 record(s)

0 issuewild "letsencrypt.org"
0 issue "pki.goog"
0 issue "letsencrypt.org"

DS

0 record(s)

—

Not configured

DNSKEY

3 record(s)

256 3 8 AwEAAYqRDwWbefBaQvkW9O+Fjilf5e/sqE77ic0oeGnwTT7txtJko4a+ gdk3e9oYcrZTqMkbssKBbZlxeXOYVGlBKEpO08wSAsu/aywMtwgTi5tP tagxR72DHbKalot1f1wSXEuG2kwYLbV1buef8ox93gvIHWuDxcFFehfl hDFZr2rV
256 3 8 AwEAAZ1HEix2kZ6eBAcTYuaaGxEHIqH3tzgO7cpLRFX3Tea5CMfw6SOX MEXQuYyyofoTaRimfx1Gir4BPtugyUmKM+4ZxQM/Kaca7ykMbjRRKht3 Gdrl0CWaVOAWbfDdzXlsS/W+8E4kx9egadYXfTrn1CqPEshA5sBASbB7 JgafSBER
257 3 8 AwEAAbRRdg6gnRn7gkarT2k9wtUBFQSu9BWEXX3F+Cf+6YoeS0W6G1b7 RBFDZd0cf4RPm4j6mHeCg53aLE1t+GvWGb29LlYKYSzAeuA4Zy1PZScS TJIIragTL6L1c1u/eTciBza3ovi6uz+JCAJKjD2Q2zcUbPa6nkdP7UAW LmKd2TK1+dya2RDsJYkEuE1Bj8q/1lP/oeVNCi3bRWFh48CfGWbPBDdl J7bkOk8j84TUISQSW3McnhQ8fDJczoTNLkjwyW4QnN+5XVAo4w3nAb5q VMUON1YpCyBZnX0SclK0PTJiwNrgYk8G6goVTHDyulS0Nmv5FhPDgW+P 4DtTxfA7b48=

RRSIG

9 record(s)

SOA 8 2 21600 20260829201145 20260807201145 42981 windsurf.com. Zbr/1dmqAVT/HDm7jL5CKES7JkfYnAyO5VPZyDPepYzHNqOtd4gTk8qK qZWPg6yAUjtyY0aFxc3BV9YTAS3y4k+1f4lOg5SpgTcpHOYYSz27RNgC nNa8CAjYyFb95PX8B5ux9I6HaItvT3+kQY3i6FlZBNSiy3xMiatXaA+O Bps=
TXT 8 2 300 20260829201145 20260807201145 42981 windsurf.com. L1XikAopP/mhYxaE6KlrAZ5hcx1X3QdKtf0cd7JbtCOw06gfkQqU353d 5m3Xh1K3h9ocwGTKuchgC574SZ1SuStzG6z+VW+6acmUT/IDY6DrrJIY y9cjtpkOhUL87qkI6OUuKCXlNafa4pVG0SSQr7JGF1vVKr/cEajU6wgi k6I=
DNSKEY 8 2 300 20260829201145 20260807201145 38530 windsurf.com. Ujjv0VnNaABRNNz2aV6aMG1FETwGbfOGT7bhXx9CoQDBcQAnEYLzod/a Ayq5NgQIAQpZhsMjyGWMdVadQk/JmLrDGXhmuGYykPSC67zn56lDgrmX 3uKQr7EhXh/B/ei5eMztFWLUHJs4i/ipESo//l0dtO6iK12TMd3/Aua+ RHPZSPEzE//bqpVXkagoTPwnrBSiVTAiwFB9cA8ROQmB2kS418u7lw4d DPlnz8I1ukas+BavUH8UnGKI9DGKhVpMWma+eMU5FKYOdokJkchQZH8L VXv+1S5D87u2spHXyPicN4MJQh+nyz/NGtsXogT8qRpjSCj+2ZFAd79j HmFrxA==
A 8 2 300 20260829201145 20260807201145 42981 windsurf.com. emsOgLAEvHbAy3UMVsoOGSfRrvyu6glkkLl0Y2ZrDWgvsm/wJri8ysu9 nfuPB9JHWPsGETQ9CnAZKYWwXeV8+eju7etVE/sweaoH6ve4hXOc3Ubc Z4LORoBM1rEOuiDfNxVYOTK+ec/F7DwUHMAJg9g0rLjhMuLvhnhGw9Pl FyY=
NS 8 2 21600 20260829201145 20260807201145 42981 windsurf.com. PT7Lu4c0Ji1DDjxoomB979BnAspCIwutNLlwLVn8mX6/nJtXmNM9NQHZ Qpedg9wSYqRtyWAKOhZagRvO9FXND+wQq+op9ntUpzsGqxmVo3K/Gx8h jANpAcekqYuDKDdgrmnJb5OkuPcc+CtWGYRlQiRJ/AbiTbCXfHm2gqm4 OwA=
MX 8 2 300 20260829201145 20260807201145 42981 windsurf.com. U0fX6yDClb8XmFVzknuWMlB10Z0hoAMLsQLzlH37JL9C1wiv0l4z3WAl 2e7jRWqn18lj/YdILkij8csL6nqsMXXMwV4pACMXWEz6Y8af9XSjV2ZK xNW2FcThOav6pBZzySbm7lMVOiVEAhh6hZ932mxEQ+9Xj5EZkS5s3I+g ugo=
CDS 8 2 300 20260829201145 20260807201145 38530 windsurf.com. AXtGRRtviB5LJl1OFDuwWli/VCjLWmmJWiYdrnBvP2lSigt53WwhNPec UNlTPBEpr4yYVRET/m1qzUYYsnC0BgTr/U2COwPAB6tPgHAVbwcFAfvg syQVGqhPbx3QjYT3kj8F5s4s6wiPN/4EOpSdsS8gBdfmdxuGgzFsQ7cY wVzY0S7xGjMSXfmLOq6RnJDDEi113r5kIyqXtwl81i2Mk6oVCqoqPvr8 8gSSFD5pdvCyUKgLixw4YHUw4wSckMxNheqNCIWMalyiziwuGU/c1KRx E9p+dBEuDzDhjGVT8U9gD3z6wPHXQUP5e7r6SFhVGAMTXitEEeGD6dQ1 RwoP9A==
CAA 8 2 300 20260829201145 20260807201145 42981 windsurf.com. hw07E4ZmJrj1npogHN26qK1K/YdS4nRmT0DY6nmKnrOLqGT0fTwJWx7h wgJJ7x7E53W14qNMjGy8COWHkX/4yYfjH2ihsGB+rcfSAZp7rBh2YcCN ioxmddblFwcb5dVlbqex4W/DGlEmTQvjbN99GQAHgNllL9n+4CJ2ZuRN sL4=
NSEC3PARAM 8 2 0 20260829201145 20260807201145 42981 windsurf.com. BYFw56uYTvmGWdgUvphdrDSXpguFPHma8cRtJR+m+nteTScp3NzQc053 A5KUOmLgzEvndwtBNiuGtL2TMSazDDGD+PcLOE/+NmzAC8kGdZ0H5ljv yFy8gbtBG6Xh82ocaJchPga49erdg8qxf1lDvXTHx5XptouqVQn20aiP M0w=

NSEC

0 record(s)

—

Not configured

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 mx include:_spf.salesforce.com include:_spf.firebasemail.com ip4:3.93.157.0/24 ip4:3.210.190.0/24 ip4:18.208.124.128/25 ip4:54.174.52.0/24 ip4:54.174.57.0/24 ip4:54.174.59.0/24 ip4:54.174.60.0/23 ip4:54.174.63.0/24 ip4:108.179.144.0/20 ip4:139.180.17.0/24 ip4:141.193.184.32/27 ip4:141.193.184.64/26 ip4:141.193.184.128/25 ip4:141.193.185.32/27 ip4:141.193.185.64/26 ip4:141.193.185.128/25 ip4:143.244.80.0/20 ip4:158.247.16.0/20 ip4:216.139.64.0/19 ip4:103.151.192.0/23 ip4:185.12.80.0/22 ip4:188.172.128.0/20 ip4:192.161.144.0/20 ip4:216.198.0.0/18 -all

DMARC

Configured

v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:re+5c652d3b382b@inbound.dmarcdigests.com,mailto:dmarc-reports@windsurf.com;ruf=mailto:dmarc-reports@windsurf.com;ri=86400;aspf=s;adkim=s;fo=1

DKIM

Selector google

v=DKIM1;k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCMzw+v27jvsahzawq58GiyeP4v8H7kuanW1fMMZTMai+Y80CcwAMJkmC5/DngA96Yx0u4fTMmQiEJ+g5BZCPF9VCRhGuXrEvdqvvYbJsPvJM3/bcztJBZ0QzosUFEkz6y5MoAlRGUJIV6ETlwkYXkj4licKgsD04KW0Tap2mo5DwIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Devin Desktop | Devin

Description

Manage fleets of local and cloud agents from one surface. Plan, delegate, review, and ship without leaving your editor.

Final URL

https://devin.ai/desktop

HTTP status

206

HTTP

Status

HTTP/2 200

Final URL

https://devin.ai/desktop

Version

Server

Vercel

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

windsurf.com

Valid from

2026-08-09T08:36:43-05:00

Valid until

2026-11-07T07:36:42-06:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_128_GCM_SHA256

Security headers

6 active

✓

HSTSImplemented

✓

Content Security PolicyImplemented

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

✓

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

Consistent

✓

Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

76.76.21.21

51,17 ms

Cloudflare

1.1.1.1

76.76.21.21

53,27 ms

Quad9

9.9.9.9

76.76.21.21

83,43 ms

OpenDNS

208.67.222.222

76.76.21.21

73,88 ms

AdGuard

94.140.14.14

76.76.21.21

108,61 ms

IP, geolocation and ASNAssociated network information

76.76.21.21

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.216.212

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

smtp.google.com

Port 25: Closed/unreachable - 23.4 ms - 220 mx.google.com ESMTP 586e51a60fabf-45e350f6913si695699fac.12 - gsmtp
Port 465: Closed/unreachable - 4021.2 ms - 
Port 587: Closed/unreachable - 4017.3 ms -

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