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Total

DNS

Email

Security

Network

100

Availability

Domainchula.ac.th

IPv42

IPv61

MX records2

StatusActive

Domain technical report

จุฬาลงกรณ์มหาวิทยาลัย - จุฬาลงกรณ์มหาวิทยาลัย

chula.ac.th

Generated: 2026-08-09T13:54:36-05:00 · Cached result

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IPv42

IPv61

MX2

NS2

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

✓

IPv6 (AAAA)10 / 10 pts · Dns

1 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

2 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

180 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)

45.60.126.77
45.60.124.77

AAAA

1 record(s)

2001:3c8:1401:3:250:56ff:fea3:714c

CNAME

0 record(s)

—

Not configured

MX

2 record(s)

20 mail2-gw1.it.chula.ac.th.
100 mail-gw1.it.chula.ac.th.

TXT

11 record(s)

"google-site-verification=AEfnG-_SXJqmjZfhkDoUqIfyGDiGvXJbgR_3aGqXJCU"
"google-site-verification=FsKlwcEKLYvZaS3JU7jtdiazB9sdx65bpx4tGPXiguE"
"trend-micro-v1-domain-verification.625d936cc6ec00e1692189e82f30e9cb=69c52a79-cf02-47cc-b406-c727ae0a6d0e"
"google-site-verification=ClSEEsOvzGQ9hr9AxyL-whVc4ue-_K5sBNHJQ-7CSu8"
"Foxit-domain-verification=148bfc7ce2d896afb623476fd0837360"
"Foxit-domain-verification=9008ddb5e0809862eb21d44b9d904d77"
"_globalsign-domain-verification=ZUe3EA1aMRcXuuocxFB5BYgDT88v-odpBUes0UAgXU"
"Foxit-domain-verification=e44a427b37b3eedbf97feb91cc17a7d3"
"ZOOM_verify_LHsQQ9JcQIOydlgK1aD2Ew"
"v=spf1 mx a ip4:161.200.192.26/32 ip4:161.200.192.5/32 ip4:161.200.192.8/32 ip4:161.200.192.42/32 ip4:161.200.192.20/32 ip4:161.200.192.10/32 ip4:161.200.192.52/32 ip4:161.200.192.49/32 ip4:161.200.192.91/32" " ip4:161.200.192.92/32 ip4:161.200.192.93/32 ip4:161.200.192.94/32 ip4:161.200.192.95/32 include:include.wisetarget.net include:servers.mcsv.net include:spf.protection.outlook.com include:mh.blackboard.com  -all"
"google-site-verification=TiinxWLPhEQiWUtEYMOAuo8mB8rN8rBzKRPRpevedD8"

NS

2 record(s)

ns.netserv.chula.ac.th.
explorer.netserv.chula.ac.th.

SOA

1 record(s)

ns.netserv.chula.ac.th. netmaster.netserv.chula.ac.th. 2026063542 43200 7200 1209600 3600

CAA

0 record(s)

—

Not configured

DS

2 record(s)

24094 8 1 99ECBE8CBFD6E0ADE5192309E0D4CDEA73663495
24094 8 2 18CF21C0AA27451976A9E1CF80BF85D09CD6B2520A3D8FFDED78AB24 7BC872EA

DNSKEY

2 record(s)

256 3 8 AwEAAcyAwhc4EymWxXyBuE9YssKuYkdlve55i849ecVzkq/+pOKJ0GqE LddeeF5yKENhIToBd9ZBlJ34SLaMSdsvQqMtKxn1PyR+EuGTU7wj8Gui Schu/9qtczG+BvpqfZCo+FnXL3CxjizA283zRjdzzSO08Ckmtah/Bw3b l1LBRCup
257 3 8 AwEAAd+BylanEhSbU/Lf5IRXyWFNOSx0wGjUdBT4N6zCOiByfjuIzabS jIj0fPOuoIJCvtXs+VElVGHIWk1BEnJ6//718X/CmiKM7HTHVaXMMmWP nAphRavwsenSqV+CBKWjB6Vg6DK3FLmSVEhtMYMvXCKVG/RdyOUH6d6E 6teVItgFCehYc2qi+x0FWvCWh+tCuTdpVGBrX0j5cKBN6PGhpGTVJsyq /wKr+LKaR2dOr5o/exOTZxgw2H7jRco0Cd/rpAWgzTG/Mt9ATUqmL00o zCvmeST0TYGqDGde+tr0AUfn7tPGEkI+v6Ccg1cVvyvgzsIUmlv95+BD 7vYlcVWVzOE=

RRSIG

6 record(s)

SOA 8 3 3600 20260908170546 20260809160546 64008 chula.ac.th. FxqmL2IpLcRDpt3cMWdtz9RRvfu0lCUhpZP5kNi1g+kVcZhyHnnem7v2 FYuQ8rEWld3Y2YPioZB+aOnaYTXXTP1eVdiYdRxL5/i4SecpCcZaNS/x agETsSC7fSN7z80hmeiz9y8ASZ2x810+NTJsUVDPKgkh9EPFAZBw1xT5 rA4=
AAAA 8 3 3600 20260821042031 20260722032456 64008 chula.ac.th. w6uCU1WSsYThMFTEaRh3IITLhbiVaZ3EMsLs+JoGG2mFsvLFwdwTL05v Iob+inQ7+Uq/UQJXrqfmZGudovy677vKzS8WERPtTOD+QbMJqRqlPsby etTduEWkMKjdtAjr950QKT5arYKKCnCKO9YOACkPOB5JC4pH60Ur+1g+ XvU=
A 8 3 3600 20260824093234 20260725090609 64008 chula.ac.th. bvG8U7d9h70jL7gPh31sba2qi30Pnf4AjMepoBKbzUSjddJdvDTGcbBe VbPOcZ/MsHAp10Ysz2KP+0tqm9hICWJc/veBXyObKmr+cIA9XhSlruwr hzUALb8lli2vOzp2hPwmBravRvKSGieN0SVhQ9db8Sz9IrmBDONln/S9 H70=
NS 8 3 3600 20260830064842 20260731060223 64008 chula.ac.th. N/kCvjiHS7wnxENXHfAl2B+KHms6yxHqLsmuGA3YreJf6r/msGENWwG8 Z0TeV3KBiQhENeGkMHW9suS+bImJ9pzxCN3fagY3BI6Thlt2CPUx1oVC y3eSOQ7+yepDbsSqL8DpJCFCDrJC7viNzBwlpB0jf70utVEbdNYXSir+ XMI=
MX 8 3 3600 20260818225420 20260719224306 64008 chula.ac.th. Rguw4oJKkfSKju8oA6zS2J38sRdnunNkKpgM2RJ8650r7qLl/mdBgVbI ddLjFwLKkFOvgkcuQcbm//rg9XhwHVN5PY8ihQRdaH9E8J0PljCmzNFS Zd976zdUkHMImTAiYU+45VGs5dro2cS2N8Zhtt8bQXzTzZvcDMXQfr8R 9Ts=
DS 8 3 7200 20260823230753 20260808233002 19308 ac.th. 9PLAL9xcS17FHMl4Tn2srMPFBRoO+pdCg1sIH4lHhr7c6GgVlO/vcTd6 p6JNcGRoRpn9w2lMB//3RWpYaxyVSruguiLmFrJPqyk/ssqLjAT/5oiT tjlJ07khnESzC32OAgO3+S+/AuYjq8jMYcyLvS5dLDHx1kBqsjpf59ti haY=

NSEC

1 record(s)

3w.chula.ac.th. A NS SOA MX TXT AAAA 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 mx a ip4:161.200.192.26/32 ip4:161.200.192.5/32 ip4:161.200.192.8/32 ip4:161.200.192.42/32 ip4:161.200.192.20/32 ip4:161.200.192.10/32 ip4:161.200.192.52/32 ip4:161.200.192.49/32 ip4:161.200.192.91/32 ip4:161.200.192.92/32 ip4:161.200.192.93/32 ip4:161.200.192.94/32 ip4:161.200.192.95/32 include:include.wisetarget.net include:servers.mcsv.net include:spf.protection.outlook.com include:mh.blackboard.com  -all

DMARC

Configured

v=DMARC1; p=quarantine; rua=mailto:admin-mail@chula.ac.th; ruf=mailto:admin@chula.ac.th; fo=1

DKIM

Selector google

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC795RLapWJR8KMcMDQQ6esI3/r1dxjcMPp6NhZIwoe9r3WIf3fy7KT6i8lutOl5b9ekwxOy/cCjL442NxLOR2XsddyX997yATIMZVYzc4gauBy1LqDS6NH/mPgcZslwEiUohaX8rzbj8A4zG2PWJnuZqI/gj9pJx//3g+KkS/vlQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

จุฬาลงกรณ์มหาวิทยาลัย - จุฬาลงกรณ์มหาวิทยาลัย

Description

Final URL

https://www.chula.ac.th/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://www.chula.ac.th/

Version

Server

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Sectigo Limited

*.chula.ac.th

Valid from

2026-01-04T18:00:00-06:00

Valid until

2027-02-05T17:59:59-06:00

Days remaining

180

Protocol

TLSv1.3

Cipher

TLS_AES_128_GCM_SHA256

Security headers

5 active

✓

HSTSImplemented

—

Content Security PolicyNot detected

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

✓

Referrer PolicyImplemented

✓

Permissions PolicyImplemented

—

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

45.60.124.77, 45.60.126.77

268,99 ms

Cloudflare

1.1.1.1

45.60.124.77, 45.60.126.77

278,71 ms

Quad9

9.9.9.9

45.60.124.77, 45.60.126.77

558,55 ms

OpenDNS

208.67.222.222

45.60.124.77, 45.60.126.77

1.691,83 ms

AdGuard

94.140.14.14

45.60.124.77, 45.60.126.77

47,32 ms

IP, geolocation and ASNAssociated network information

45.60.126.77

No data

success

country

region

city

asn

organization

isp

45.60.124.77

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

mail2-gw1.it.chula.ac.th

Port 25: Closed/unreachable - 248.5 ms - 
Port 465: Closed/unreachable - 4021.5 ms - 
Port 587: Closed/unreachable - 4021.2 ms -

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