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82
Total
85
DNS
95
Email
81
Security
20
Network
100
Availability
Domaingsu.edu
IPv41
IPv60
MX records1
StatusActive
Domain technical report

Georgia State University

gsu.edu

With seven campuses throughout metro Atlanta, the university provides its world-class faculty and more than 51,000 students with unsurpassed connections to the opportunities available in one of the 21st century’s great global cities.

Generated: 2026-08-08T22:52:47-05:00 · Cached result

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IPv41
IPv60
MX1
NS6

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

6 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-RPT5 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

238 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers16 / 35 pts · Security

4 of 9 evaluated headers detected.

!
PTR reverse DNS0 / 30 pts · Network

PTR not detected.

i
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)
104.239.136.235

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
0 gsu-edu.mail.protection.outlook.com.

TXT

25 record(s)
;; communications error to 69.64.44.20#53: timed out
"sending_domain1063302=78e8cb8b01e2acd81fb8e5f6b1d708d682c9e3f041963dc4197f8c550ae0c4ca"
"adobe-idp-site-verification=42a7a470-0872-4bc3-9dca-3bd86be2b827"
"ZOOM_verify_zVdgrBt5eeVm44BLbwitaG"
"apple-domain-verification=zoLqJCVLKqC7TQMN"
"extensis-domain-verification=69f52821-6dc8-42ab-bed4-4395d81672d8"
"ciscocidomainverification=581df163e549b4dd0af62da736f22f71d57c7465f65326947f17fa0d1807fe22"
"dell-technologies-domain-verification=gsu.edu_ad9a35e4-563a-4f5d-9038-6b32008d6671_1685757693"
"d365mktkey=yvv72jNHFQxWycEXMxgN256ZcfQ8Ta2pZMfxE8H6A7Ex"
"canva-site-verification=kGZHfH2WfmkP6KayA9DobA"
"airtable-verification=efeaf8833477d2d9879bdd94baeefb2c"
"atlassian-domain-verification=VVbSS/Y2WMZfMxihvmT2ZWmpKKl0aL5DWjuhvtJ9iHl6ZRH84TzGqWg32Wza/zdQ"
"smartsheet-site-validation=hgGKpzO7QaB4nKY76xMjMpykc3WDvVXO"
"webexdomainverification.4C675B8BA984B136E053AB06FC0A3F65=7c65b3e8-fcaf-43ee-814d-1c52e901b8d9"
"d365mktkey=mqUdtEp5EcWewOjB1eNFtBNx0AKDQxnrpYX2DAwv2MYx"
"amazonses:rCkC5i8vgdVpE+wG8IaPyOv80oDn2yk58U3Pp9pqQMU="
"sophos-domain-verification=d6c16885c358ba6d3ee6126c402dda4338e9df5ac54bfc7b12abca21ad2cda49"
"adobe-sign-verification=e7c1b471b1f28f251ec0776519d31f6"
"pardot1063302=a19847b311594f77ef9f1b694eff2c9271894a13c97bfc11d492a0292ae52f7c"
"airtable-verification=ad852c88ee36576a632db7137ed8fffe"
"status-page-domain-verification=m3rrrd4cykwp"
"v=spf1 ip4:131.96.2.42 ip4:131.96.2.41 include:spfb.gsu.edu a:c.spf.service-now.com include:spf.protection.outlook.com include:_spf.qualtrics.com include:_spf.qp-mail.com -all"
"facebook-domain-verification=7469k9durhf0gpvqh5f3589pau5cwa"
"ZOOM_verify_0ceLYS5ZAMdZHYawEPctdg"
"amazonses:HB55EuACTyzG7s5+kLC/m1WtLeWL8a1JzmiC+BgQWUQ="

NS

6 record(s)
ns3.usg.edu.
dns-ext2.gsu.edu.
ns4.usg.edu.
dns-ext1.gsu.edu.
ns1.usg.edu.
ns2.usg.edu.

SOA

1 record(s)
dns-hm1.gsu.edu. root.sphinx.gsu.edu. 803461354 1200 180 2419200 3600

CAA

0 record(s)
—

Not configured

DS

2 record(s)
36896 8 2 99F9124BDC97812733521A5C40EC5FE3D5916A6E8BF9272495F5045E 9E46CE44
44732 8 2 EE489386BE7D26A2DB259544B4FF4A0A5EA0166EC88082DEF9308E52 04205FE5

DNSKEY

3 record(s)
257 3 8 AwEAAZKyWF0ZZYdqvksbpWiMGUUBHOUhT8N3pjCZc2kK0GgotVxVX2vs m4Vx+CuTT2CcvKtI65h17GORDoEPXz9gRu+Xb9FJaxxC0tcIZkJTeWlL RYas95JGb8K5/Qr7uqTnTD8NGT2qfxwzQjg4ssrvBn2qYyOLkKTtdQ1M kbLoEWNQlgqorWl2QiuEOVwStcrNmtUH7FE+6KNkkJDJLicy83Kpgpna 9RI1Pf6uliEeIbcaIRZpLT1u5XStR1hqVCZ442lkZ75TgfeG2WfVhNMQ 2FYX07ubzUaRS4zdugg7/7G96xxI/+AdkUMOHQ8sco0sqjLJEHQufzYd 9i7C8y4Ekq0=
256 3 8 AwEAAaqHVlP6cfmckjRugCypYSZxYekkLrBmT6iaDz2aTqOsQxF8cKky U7radCx5TclVYyFOntto1lPmtKDWyXgpADjbe4ITdfX+oYGdF4XH1HVP npLk3tmjSFqQjJvp8OlNC/picjamq2yXLoPdD/IRQAY0BZ2gL+RksJY5 Iooq9gDd
256 3 8 AwEAAdqYO3dI4svUhzQsZLP/QsCxIzVw6Wp38MysN7NK1PUhV+be/cXI 5bPH2iImGA7HecEvZrnuHB/A6M6sZXv+FDBOq1DRTQvpEW6cKcXN2s8Z IwXiSc6JunYnCea96CGigCZi3k43clGly0LQhQRRx9NV7Fg+kFm3xWT3 +L8Ed/31

RRSIG

5 record(s)
NS 8 2 86400 20260814110258 20260804102814 6063 gsu.edu. iBS7CWRCpbQHCjJKP7WQIzRFBSo6LfvDanHQ92QTAYBmt0Tnbdp+sWrr 8RKgcaLBfDkQLGNmH5xdTGJ/QKAeml00aZeejYumUO9hBPlfPN1GQ60x F17ByAoVALSaiOFyUBhtflGJ4Nu2Ia8z1QfuCCLK56PBtlE9ufrVnGz2 OEM=
TXT 8 2 3600 20260814104914 20260804100057 6063 gsu.edu. FKEaI3/Q2S1aj80/+IqD18wpvkEokqCY2NIH1Ro0KFTsziAIB+uiUq+f TgI9p/RPMLXNsNWJkT0cS+j1oufjOm4El/YbhRaomy113RAtTk0D5eLE 5bLkIcR85R7Ak8UyzMSdahj8DcRILgQFfc6DPd6VNYPRu2uprnNKTEwN Bfc=
A 8 2 3600 20260814111302 20260804105427 6063 gsu.edu. caJVTtpOqf61cO8/0ohOHKpBYpoXsIf6lB03jfUqu1/ule6/VYn8Et1s W4GciKpNt1KsBa/khBzYKl8aN1DKhU5AVtWFFRwIV2hmhB38q22XtPkO XR7a8XPCNoX0PQj8GhQWIQWoKHVctyeqtMSEyth5yZbzCgb6e9AiClfr LtA=
MX 8 2 3600 20260814102823 20260804102755 6063 gsu.edu. BnH3ULuGb96bzG6VkWdPMkqlhwu1ke+tYQC7JfaO3knEcuNiVB5tHwGS DzRJVZrA11VyxzD3K/nT7ViuWCWJE9huHuuZYSP962GXiPV40f9XeBQQ vzihLEp9jeYg7izeTN50jxL9Hw5bhrAklGMBDJmXRj9A3JIk1ogZ/jqO iWE=
DS 13 2 86400 20260813033312 20260806022312 6705 edu. /7p1CmJsZqynlGF5tOTLbE+cIdUrXHm7PR/jFCUrAtwRY6ksZNgqfjYG yDcFXlzQ5oPr9P06G42HHQ71c+OHzA==

NSEC

1 record(s)
*.gsu.edu. A NS SOA MX TXT RRSIG NSEC DNSKEY

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 ip4:131.96.2.42 ip4:131.96.2.41 include:spfb.gsu.edu a:c.spf.service-now.com include:spf.protection.outlook.com include:_spf.qualtrics.com include:_spf.qp-mail.com -all

DMARC

Configured
v=DMARC1; p=reject; rua=mailto:dmarcrua@gsu.edu,mailto:8csvu4tq@ag.dmarcian.com; ruf=mailto:8csvu4tq@fr.dmarcian.com,mailto:dmarcruf@gsu.edu

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyX0SIYMQGM1SFv4ttHEhBe6wAtEeVdpb9Qy4pZaaGQrV7PhpaJJCnmq5pwgA680Rh8RZH8iThAbJSWXwbZVOBK4TQ62rP7bRr0WI2eE7APnq+SboB0L/x8HlNsLNNu6FqnZn+zkmzEDfJi3d6E/EEJvfYscK9dpJGOB/4LkvTvcg1XtZdZ5UDgaBsY4bBZ7AwEVudn9YuwKJJHMPzXe6TOn6SXosFTFC4aMqhOMapjxqYxUKho3rc0RjddjnuivGtC5zsIhFfpISowW7qlvp/gbgUDDXaaUBWd9a17Ce0rKJurMHv9tNYy/yspR7MZw+91Z7W3fmH2GOy8xz4BlSgQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Georgia State University
Description
With seven campuses throughout metro Atlanta, the university provides its world-class faculty and more than 51,000 students with unsurpassed connections to the opportunities available in one of the 21st century’s great global cities.
Final URL
https://www.gsu.edu/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.gsu.edu/
Version
3
Server
cloudflare
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Internet2
CN
gsu.edu
Valid from
2026-03-03T18:00:00-06:00
Valid until
2027-04-04T18:59:59-05:00
Days remaining
238
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

4 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
—
X-Frame-OptionsNot detected
✓
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
104.239.136.235
61,16 ms
Cloudflare
1.1.1.1
104.239.136.235
68,79 ms
Quad9
9.9.9.9
104.239.136.235
212,43 ms
OpenDNS
208.67.222.222
104.239.136.235
58,30 ms
AdGuard
94.140.14.14
104.239.136.235
94,47 ms

IP, geolocation and ASNAssociated network information

104.239.136.235

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

gsu-edu.mail.protection.outlook.com

Port 25: Closed/unreachable - 26.8 ms - 
Port 465: Closed/unreachable - 4053.5 ms - 
Port 587: Closed/unreachable - 4021.3 ms -

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