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84
Total
75
DNS
90
Email
80
Security
65
Network
100
Availability
Domainebsco.com
IPv44
IPv60
MX records1
StatusActive
Domain technical report

EBSCO - Research Databases, EBooks, Discovery Service

ebsco.com

EBSCO is the leading provider of research databases, e-journals, magazine subscriptions, ebooks and discovery service for academic libraries, public libraries, corporations, schools, government and medical institutions

Generated: 2026-08-08T21:46:28-05:00 · Cached result

IPv44
IPv60
MX1
NS4

DiagnosticsMain findings and recommendations

IPv4 (A)30 / 30 pts · Dns

4 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 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

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

17 day(s) remaining.

i
Certificate lifetime6 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers19 / 35 pts · Security

5 of 9 evaluated headers detected.

PTR reverse DNS30 / 30 pts · Network

PTR: server-3-168-51-82.ord58.r.cloudfront.net

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

4 record(s)
3.168.51.82
3.168.51.55
3.168.51.120
3.168.51.50

AAAA

0 record(s)

Not configured

CNAME

0 record(s)

Not configured

MX

1 record(s)
10 ebsco-com.mail.protection.outlook.com.

TXT

7 record(s)
"fastly-domain-delegation-NS79isbub79NISUKLllsi-20240213"
"anthropic-domain-verification-40f9wa=X3qGAY0PPbntCubXhR5DA0G5Z"
"openai-domain-verification=dv-a7Pk8yutMrn345jq2PpZKlV2"
"miro-verification=833efccbc7e6f3d7bc033d9571579fb209886c65"
"onetrust-domain-verification=4ee3c0d902f84f86bf46bdb348385e38"
"atlassian-domain-verification=9BkuByGvuss3dk/gW3Hy+ETISKifpOu3+Ecje5zZ71hKF124DhsuAyoWLnyxmdMR"
"v=spf1 include:spf.protection.outlook.com include:_spfa.ebsco.com include:amazonses.com include:_spf.salesforce.com include:sent-via.netsuite.com -all"

NS

4 record(s)
ns-1037.awsdns-01.org.
ns-1935.awsdns-49.co.uk.
ns-703.awsdns-23.net.
ns-240.awsdns-30.com.

SOA

1 record(s)
ns-703.awsdns-23.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400

CAA

0 record(s)

Not configured

DS

1 record(s)
44893 13 2 6AD4672D2A246AAA881E07D2555B871086D5E0F2BCF3C4B77B25C8C6 1A062A3A

DNSKEY

3 record(s)
257 3 13 rr3uOTNs4FjingkDzOk4Xg3X78QONQf8kgafCtI3PuRswmV0PRWrP0q7 GQWHnfD9ffldcRfFxlGb+16VxhOioA==
256 3 13 b1E+00HdZoVqqdYvxR3QP2hEb/DJcel6/RLozqW2Tq3jfbMb/QfiVnLb vDU4NhwElTmVaqkjc/VEftY/eBAyrA==
256 3 13 ZEQWC4SKuGMtVGDmkHIx+4Nz+9zznpMnQk6PEImBHDOfELG3bdpZFKEI F0dZJpJndrO8sthDoIJM2r9290JWJg==

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 include:spf.protection.outlook.com include:_spfa.ebsco.com include:amazonses.com include:_spf.salesforce.com include:sent-via.netsuite.com -all

DMARC

Configured
v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc-feedback@ebsco.com;

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyMot6vZ/TMMlyMtH50mRL0R75/h9JaYAnySaHqjwOyrwVhUjJZqhSK3NjM1Q3Zb0nVEiXIwUNlQ+tehpiC1w5aJtOyzKGIEnIZUJLVJ+jqdpkUWRKtIU82NuGJr9b35faDO3x/1bV8Mb7/LYjE88Z0qlmFr8/EahG8rYrnsvgFzI5URhmaqTE1KQG2yEcHo/Og5ur1FPErkwJGvki0Ch4xazVi5nRXNLKnWt8MTm/FRleYaa1JZ22wB7iZxOJ60oNF/t6KI/eLXxH1IvsdjypyL6puhzSBHBwdfed4Dz2x0DThgRadCxQ/BNXQ/G2RYGh2Rh8OhBfd6tPJXvn0Ef8QIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
EBSCO - Research Databases, EBooks, Discovery Service
Description
EBSCO is the leading provider of research databases, e-journals, magazine subscriptions, ebooks and discovery service for academic libraries, public libraries, corporations, schools, government and medical institutions
Final URL
https://www.ebsco.com/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.ebsco.com/
Version
3
Server
Atlas
X-Powered-By
Next.js

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Sectigo Limited
CN
www.ebsco.com
Valid from
2025-08-25T19:00:00-05:00
Valid until
2026-08-26T18:59:59-05:00
Days remaining
17
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256

Security headers

5 active
HSTSImplemented
Content Security PolicyImplemented
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

Review
!
Differences detected

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
54.192.100.101, 54.192.100.30, 54.192.100.37, 54.192.100.84
50,73 ms
Cloudflare
1.1.1.1
3.168.51.120, 3.168.51.50, 3.168.51.55, 3.168.51.82
30,16 ms
Quad9
9.9.9.9
54.192.100.101, 54.192.100.30, 54.192.100.37, 54.192.100.84
83,16 ms
OpenDNS
208.67.222.222
54.192.100.101, 54.192.100.30, 54.192.100.37, 54.192.100.84
82,56 ms
AdGuard
94.140.14.14
54.192.100.101, 54.192.100.30, 54.192.100.37, 54.192.100.84
58,00 ms

IP, geolocation and ASNAssociated network information

3.168.51.82

No data
success
No
country
region
city
asn
organization
isp

3.168.51.55

No data
success
No
country
region
city
asn
organization
isp

3.168.51.120

No data
success
No
country
region
city
asn
organization
isp

3.168.51.50

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No

SMTPEmail port connectivity

ebsco-com.mail.protection.outlook.com

Port 25: Closed/unreachable - 20.3 ms - 
Port 465: Closed/unreachable - 4047 ms - 
Port 587: Closed/unreachable - 4019.5 ms -

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