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Total

DNS

Email

Security

Network

100

Availability

Domainearlham.edu

IPv42

IPv60

MX records1

StatusActive

Domain technical report

Earlham College — Excellence. For Good. For Life.

earlham.edu

A world-class education for a rapidly changing world — Build a foundation for a good career PLUS skills to adapt to whatever comes your way.

Generated: 2026-08-10T15:21:59-05:00 · Cached result

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IPv42

IPv60

MX1

NS3

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

3 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

33 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers0 / 35 pts · Security

0 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)

141.193.213.20
141.193.213.21

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

0 earlham-edu.mail.protection.outlook.com.

TXT

7 record(s)

"openai-domain-verification=dv-Ww3DRjsm9ehYsBijulCK6M37"
"slack-domain-verification=Nlks5yp3hR0nswP0zO7XIknnkWjA85n2zxdLUfWq"
"v=spf1 ip4:159.28.1.0/24 ip4:44.240.211.67/32 ip4:54.201.128.101/32 include:sendgrid.net ip4:162.247.216.0/22 ip4:139.60.152.0/22 ip4:98.97.248.0/21 ip4:64.69.212.0/24 ip4:54.186.193.102/32 ip4:52.222.73.120/32 ip4:52.222.73.83 ip4:52.222.62.51 ip4:52.222" ".75.85 ip4:52.222.89.228 ip4:160.1.62.192 ip4:52.61.91.9 ip4:15.200.21.50 ip4:15.200.201.185 ip4:15.200.44.248 include:spf.watermarkinsights.com ip4:209.222.82.0/24 ip4:40.122.204.255 include:_spf-eus.teamdynamix.com include:spf.protection.outlook.com -al" "l"
"anthropic-domain-verification-mfbrtn=LmwpmYIlNC5PWEVADb16i40kT"
"apple-domain-verification=LCsHMezPuTRp4BRl"
"google-site-verification=lSxVLyadFTBq-9cmAYJLM0CgMSj0VVao2MBOs8fqgmw"
"bw=zZSBx9mp6CEAUJnX3KFI5ZaUIhc3A9yXinqU1kEeY82V"

NS

3 record(s)

washington.ind.net.
sardonyx.earlham.edu.
jade.earlham.edu.

SOA

1 record(s)

jade.earlham.edu. hostmaster.earlham.edu. 2026080501 43200 3600 1209600 86400

CAA

2 record(s)

0 issuewild "letsencrypt.org"
0 issuewild "sectigo.com"

DS

0 record(s)

—

Not configured

DNSKEY

0 record(s)

—

Not configured

RRSIG

0 record(s)

—

Not configured

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 ip4:159.28.1.0/24 ip4:44.240.211.67/32 ip4:54.201.128.101/32 include:sendgrid.net ip4:162.247.216.0/22 ip4:139.60.152.0/22 ip4:98.97.248.0/21 ip4:64.69.212.0/24 ip4:54.186.193.102/32 ip4:52.222.73.120/32 ip4:52.222.73.83 ip4:52.222.62.51 ip4:52.222.75.85 ip4:52.222.89.228 ip4:160.1.62.192 ip4:52.61.91.9 ip4:15.200.21.50 ip4:15.200.201.185 ip4:15.200.44.248 include:spf.watermarkinsights.com ip4:209.222.82.0/24 ip4:40.122.204.255 include:_spf-eus.teamdynamix.com include:spf.protection.outlook.com -all

DMARC

Configured

v=DMARC1;p=quarantine;rua=mailto:hostmaster@earlham.edu;sp=none;fo=0

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDvJnxxrqn7QnUXfcQPwdm1qXtVXS/TnKnF6U06LRvcM/zEkc8bO4teMqSuNXUXMNyInYfdZ/GtR1LHCFzHrgctPeTWchtjUwOeNfwkipM5+qxL2C7Ztn2HniSksVJwmBi4ghMo7RyuqCx4rZl6jS6NAjUAVHF2X6miNR29lbNiwwIDAQAB; n=1024,1450841438,1466652638

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Earlham College — Excellence. For Good. For Life.

Description

A world-class education for a rapidly changing world — Build a foundation for a good career PLUS skills to adapt to whatever comes your way.

Final URL

https://earlham.edu/

HTTP status

206

HTTP

Status

HTTP/2 200

Final URL

https://earlham.edu/

Version

Server

cloudflare

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Google Trust Services

earlham.edu

Valid from

2026-06-15T07:51:38-05:00

Valid until

2026-09-13T08:51:31-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

0 active

—

HSTSNot detected

—

Content Security PolicyNot detected

—

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

Consistent

✓

Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

141.193.213.20, 141.193.213.21

62,25 ms

Cloudflare

1.1.1.1

141.193.213.20, 141.193.213.21

46,41 ms

Quad9

9.9.9.9

141.193.213.20, 141.193.213.21

60,75 ms

OpenDNS

208.67.222.222

141.193.213.20, 141.193.213.21

58,37 ms

AdGuard

94.140.14.14

141.193.213.20, 141.193.213.21

97,47 ms

IP, geolocation and ASNAssociated network information

141.193.213.20

No data

success

country

region

city

asn

organization

isp

141.193.213.21

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

earlham-edu.mail.protection.outlook.com

Port 25: Closed/unreachable - 26.4 ms - 
Port 465: Closed/unreachable - 4020.8 ms - 
Port 587: Closed/unreachable - 4030.9 ms -

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