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Total

DNS

Email

Security

Network

100

Availability

Domainkrisp.ai

IPv42

IPv62

MX records5

StatusActive

Domain technical report

Voice AI for Meetings: Noise Cancellation & AI Note Taker | Krisp

krisp.ai

Clear calls, smarter meetings—powered by #1 noise cancellation. Krisp brings Voice AI with an AI Note Taker, Accent AI, and Call Center AI.

Generated: 2026-08-11T00:59:24-05:00 · Cached result

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IPv42

IPv62

MX5

NS2

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

✓

IPv6 (AAAA)10 / 10 pts · Dns

2 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 chain0 / 15 pts · Dns

Both DS and DNSKEY are required.

CAA policy0 / 5 pts · Dns

Certificate authority restriction.

✓

DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓

MX records20 / 20 pts · Mail

5 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

86 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

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 connectivity35 / 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)

104.18.26.251
104.18.27.251

AAAA

2 record(s)

2606:4700::6812:1bfb
2606:4700::6812:1afb

CNAME

0 record(s)

—

Not configured

MX

5 record(s)

10 aspmx2.googlemail.com.
10 aspmx3.googlemail.com.
5 alt1.aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
1 aspmx.l.google.com.

TXT

29 record(s)

"krisp-domain-verification=SjekW3LaVnOTfkKUL5UOvDEs7aC2qxGp"
"MS=DDB43C7D7E8E6DF2C0382C57F7DF3E91E405A54B"
"krisp-domain-verification=ljzP9hZMPNiLnKftx73vte0p8TrADONt"
"krisp-domain-verification=guT1Xf56jHICzaDY46uLZ3opebFp57JF"
"krisp-domain-verification=N1oLw3bBCxqc7awWN2xHaTwDBh8Mis14"
"anthropic-domain-verification-9g5psv=PepyINTXkMStDont9dt2EHPmr"
"krisp-domain-verification=gPAuiCLiBkQ1gJJdfxKexCOo19qaa9vR"
"v=spf1 include:mail.zendesk.com include:_spf.google.com include:4042051.spf04.hubspotemail.net include:amazonses.com -all"
"krisp-domain-verification=QQ0ZFsBUXf2A8YYLDh52tcgeJE539zvg"
"krisp-domain-verification=MIftpIkFSDDarNouZKTIQa5YYteq8HgX"
"krisp-domain-verification=5WhiT7hh9xQu4zfxrq9u3KYglCj5lgs3"
"google-site-verification=2MMJaP0pzWoi4sCZyiatby32FE4q9yNG5H8BVflgDoA"
"openai-domain-verification=dv-rbeGBvUrr1qDJxyRyTWcMeHE"
"facebook-domain-verification=qypw7k3kh0vtrq6bzahwt2svbrg30t"
"krisp-domain-verification=TzO2Gf70PLipkszuBgxgIGgf8kVMR78n"
"guT1Xf56jHICzaDY46uLZ3opebFp57JF"
"google-site-verification=WWBUmObcGsGNhg9gfIa49vh0QgtuohXw7n1waZhoBhY"
"oneuptime-verification-EdOcQSUiMDvAnOHgzFET"
"drift-domain-verification=d543c4ee81fefe72089bbc62b3efd0df3756924fb0a1126138f16880010c5af9"
"google-site-verification=9oIkBcLnjbbMDZRCQevfhF-1JUt7Aza8JUkmXp7APqw"
"zoom-domain-verification=ZOOM_verify_1f727df1e216459185f89326c2d6b77a"
"krisp-domain-verification=Ljm3TQUS9lZ6TsC5skWrtJbnqt7ottMV"
"krisp-domain-verification=hiqH8gSKGaNWHpK5XgrJiaFR3vZztkn6"
"postman-domain-verification=703cc84bb14ef4192d286d6ff0af9c52b58fff205cebee9f7ed20ff5703cb0cf8fb02807741bf501724f0f16194c43a7e3cd2d3463838413eeabd74061cdca07"
"krisp-domain-verification=hSxwStjlIkRRjGxHnUyBUhWikByIOz2A"
"atlassian-domain-verification=AouTNQa3iUyCzkl4WEshVgh4BVCf2nAbMi7OPqNnnMImw4CyFJQrYcs8yQlr0LXc"
"krisp-domain-verification=HAFYKj0maPboeiJznwF66rGN2rvKqAfN"
"hubspot-developer-verification=YTA1ZjAwYjItZjg2NS00ZWZiLWE1OTUtMmQ4ODMwMzUxMWM5"
"krisp-domain-verification=YJkWoGpctMCnyXeXQZT4QoJGz7ID6loV"

NS

2 record(s)

gloria.ns.cloudflare.com.
walt.ns.cloudflare.com.

SOA

1 record(s)

gloria.ns.cloudflare.com. dns.cloudflare.com. 2411832818 10000 2400 604800 1800

CAA

0 record(s)

—

Not configured

DS

0 record(s)

—

Not configured

DNSKEY

2 record(s)

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

RRSIG

2 record(s)

AAAA 13 2 300 20260812065915 20260810045915 34505 krisp.ai. gRrIBdGp3hVrN4goQ641ZgjRdLoxoaJeGRdNOhpeH9BmSi+UmemNVWXD VNEBvqTJZFkU4gOn4YIPBD/pAdZLWQ==
NS 13 2 86400 20260812065915 20260810045915 34505 krisp.ai. 1x7yfyuDts6HJ5lN6u/u43KVM3VM328nN/pd5AgZP7osAAUAuqK3ziir kxSY4q6O1/604ToIq47v5/5+gbSiwA==

NSEC

1 record(s)

\000.krisp.ai. 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:mail.zendesk.com include:_spf.google.com include:4042051.spf04.hubspotemail.net include:amazonses.com -all

DMARC

Configured

v=DMARC1; p=reject; rua=mailto:dmarc@krisp.ai

DKIM

Selector google

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCaR+vaFYfp8+6bt9Cloa8w9fqYkT40Dag6CbLpo0yeAE4mbuoO217cUzkA1YypxEPiaOBCeO1yXSw4p+0L9H2gN+6ds9q9r0BY+MVXNejxetUpULMgBuOO1oiu8UxVJqiKNZDD/XP2+L2ndCBtuO+w2rE18ZktTwv+25lEtuyuZQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Voice AI for Meetings: Noise Cancellation & AI Note Taker | Krisp

Description

Clear calls, smarter meetings—powered by #1 noise cancellation. Krisp brings Voice AI with an AI Note Taker, Accent AI, and Call Center AI.

Final URL

https://krisp.ai/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://krisp.ai/

Version

Server

cloudflare

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Google Trust Services

krisp.ai

Valid from

2026-08-07T23:03:10-05:00

Valid until

2026-11-05T23:02:20-06:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

5 active

✓

HSTSImplemented

✓

Content Security PolicyImplemented

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

—

Referrer PolicyNot detected

—

Permissions PolicyNot detected

✓

Cross-Origin-Opener-PolicyImplemented

—

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

104.18.26.251, 104.18.27.251

55,67 ms

Cloudflare

1.1.1.1

104.18.26.251, 104.18.27.251

19,97 ms

Quad9

9.9.9.9

104.18.26.251, 104.18.27.251

24,82 ms

OpenDNS

208.67.222.222

104.18.26.251, 104.18.27.251

31,26 ms

AdGuard

94.140.14.14

104.18.26.251, 104.18.27.251

103,60 ms

IP, geolocation and ASNAssociated network information

104.18.26.251

No data

success

country

region

city

asn

organization

isp

104.18.27.251

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

aspmx2.googlemail.com

Port 25: Closed/unreachable - 1.1 ms - 
Port 465: Closed/unreachable - 4021.2 ms - 
Port 587: Closed/unreachable - 4020.4 ms -

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