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Total

DNS

Email

Security

Network

100

Availability

Domainsri.com

IPv41

IPv60

MX records1

StatusActive

Domain technical report

A global leader in R&D with deep roots in Silicon Valley.

sri.com

For almost 80 years, we have collaborated across disciplines to develop groundbreaking products and technologies and bring innovations and ideas to the marketplace.

Generated: 2026-08-09T21:34:34-05:00 · Cached result

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IPv41

IPv60

MX1

NS2

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

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 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

65 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers16 / 35 pts · Security

4 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: www.sri.com

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)

18.190.151.175

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

10 sri-com.mail.protection.office365.us.

TXT

10 record(s)

"smartsheet-gov-site-validation=8f8AZ93gjtlDquVaFIn2dDmnc9SK_e6W"
"apple-domain-verification=6Cabocw6bpjLEdoT"
"atlassian-domain-verification=YHqQh6gc8v/A5ZW0ztAo4xYULgUxilZZkoKhKzw0JzC69ESkaFhswl5s3fbP648L"
"v=spf1 include:spf.protection.office365.us include:_spf.salesforce.com include:spf01.sri.com include:spf02.sri.com include:spf05.sri.com include:spf04.sri.com -all"
"IctAERoa5iX+wDRNsFS8CRgswzX+FLaOEq6VZeIkctw1YocVCeoui5a6/JvAl/6ph6bBYauc5aTRaLdKvW26/A=="
"MS=ms37423611"
"_du3hmgb7p77sj9p0zasokyy4eqkzwo7"
"00Dt0000000LBM4=1TBcr00000006wg"
"openai-domain-verification=dv-sBWuL8Az3Y3cIMjULGXpjaYC"
"smartsheet-site-validation=7A7vnm1Zx5pD3SsxPfZG3jI7WjwaFu4I"

NS

2 record(s)

mpns1.sri.com.
pnjns1.sri.com.

SOA

1 record(s)

mpns1.sri.com. helpdesk.sri.com. 191289 10800 1080 2419200 900

CAA

0 record(s)

—

Not configured

DS

3 record(s)

37675 8 2 A5CD6B6A7D33E260358C1656AF763BF4F15526E2C82B2377EB3E5735 5AC712B7
59176 8 2 9D12796A5F72E65FC2A1A10149A191FA1AB6FAC3B39B2378D0F3CB25 A871AF82
37675 8 1 C90DB5003622BE6247090E932E9516F74D4895ED

DNSKEY

3 record(s)

256 3 8 AwEAAbwmuFxQOVAj+TsorF1jO5PSvsQoYNIa/LGhIwT+x7y9l0khqMBP 7Etpyx0dNOgVrkPd2OdQSG+0u8jG2M1UvSegrrk0GbEn9QPtOmUQRX8U yRO+IBJxxgK6OHdqP9PRVS9SQmLNwbZIuJ+6E+T/k0Ow9YhCCcebg8Nm 4RIL2Ucr
256 3 8 AwEAAZ8X6I+poX3p5fxCDLsKffyLBKrvMommZ6pCjL85xt5cKuyNsxg1 EudGIDea7WImLz48fPoCFSTUNn3XFXyXbhArs7gQtVcShA7d8oWpr3E9 t/1BJPbNXqOPaIqc3UTqSDBhpwsNPtZtV9MI1WUoAtF8+DfsbAiCF1Fy hYuRIsrN
257 3 8 AwEAAdsFrRAMbiosXrJb9gpgdHY7StOSGIeGA97kzkSW9S37XTx071or 4EUeo9aZS2odnCj7WmnFcbKyBJxOsYBWIbTG07aI2CyRBsX4w51YIH63 PNWVo89o5khmfe0xX4Dt9irONEVkYsbKp0J21VENYgSIhzTWkyPg/1M+ qHqSuzlhn8zjSQoOuLu3EL83DOP+SpLqf61U9w0A0Br3yRBgqjMt9xPY a6tm/FeUX2+EF9l1mco3pHH3P/VQAjVn+SXYEu0EDd4HNLXNyt4KAMnx uIO5zd/DZzybh/cQuiSpGC1LZcZrybfLhLBlHFyk4RMn0zNbcz1ZBDLd Wzc3K5Ieg10=

RRSIG

2 record(s)

NS 8 2 3600 20260813105343 20260809100311 23799 sri.com. GriBZlK+zjoeLA/CVIEEHPs+4+KlgPo943NC/VNzb7HpheikyHuOcdYw 9Fvk3RpNxpbMRqWELqNup9UhZv9J2rd25/2QYHvS8CDKvlaI65Fmi+wg V8wzHZmBSS4JoFppZn2HiAysyI2TncX4WNjeG2W0JpcTqwfgLsmce0eO ulE=
DS 13 2 86400 20260814010646 20260806235646 41446 com. gWsFpLOmIu2DlmFZDtoMR+Kc0njAwOdJX9/0cz0swyya0QUDk4HW4pym GWnlgEtx75vDYcW0OPWRCGXTg2HlAA==

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 include:spf.protection.office365.us include:_spf.salesforce.com include:spf01.sri.com include:spf02.sri.com include:spf05.sri.com include:spf04.sri.com -all

DMARC

Configured

v=DMARC1; p=reject; sp=reject; ri=3600; rua=mailto:dmarc@sri.com; ruf=mailto:dmarc@sri.com; pct=100; fo=1

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr831vgK70OQbl/3E4U7QkwLiWlnq0n1mixHI8sN1oQMOxZsar3hbb+f8j0TycyUUb82wJe44odKWeNqvh444ls8sHyxx8Ba6bNch6p1AJ7R10r9xGDgpdwlrXJ9XI3VnZ4jrBCc8jJRNnmV/8zJABm100JrlII0GK6TPfbIrCqH7rQpLjXixQrk8FoJAvMDY6HhA+OlnO10Hn8QJ85jTQGC/H8YysM5PzXdUqit1vwh5yNqZUMX9VU63WTY5a6Npw6AApwtnKtQ+hvJJhw7IDknfISEQjgbMzPFjumM2DKIkHynVvwePD3OBknpbmO+mn+dU7BxqhM89iG7c3IF9WQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

A global leader in R&D with deep roots in Silicon Valley.

Description

For almost 80 years, we have collaborated across disciplines to develop groundbreaking products and technologies and bring innovations and ideas to the marketplace.

Final URL

https://www.sri.com/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://www.sri.com/

Version

Server

nginx

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

sri.com

Valid from

2026-07-16T18:32:16-05:00

Valid until

2026-10-14T18:32:15-05:00

Days remaining

Protocol

TLSv1.2

Cipher

ECDHE-RSA-AES128-GCM-SHA256

Security headers

4 active

✓

HSTSImplemented

—

Content Security PolicyNot detected

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

✓

Referrer PolicyImplemented

—

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

Consistent

✓

Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

18.190.151.175

34,37 ms

Cloudflare

1.1.1.1

18.190.151.175

42,88 ms

Quad9

9.9.9.9

18.190.151.175

61,34 ms

OpenDNS

208.67.222.222

18.190.151.175

76,56 ms

AdGuard

94.140.14.14

18.190.151.175

115,65 ms

IP, geolocation and ASNAssociated network information

18.190.151.175

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

sri-com.mail.protection.office365.us

Port 25: Closed/unreachable - 72.8 ms - 
Port 465: Closed/unreachable - 4021.3 ms - 
Port 587: Closed/unreachable - 4058.7 ms -

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