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Total

DNS

Email

Security

Network

100

Availability

Domainyu.edu

IPv41

IPv62

MX records1

StatusActive

Domain technical report

Yeshiva University | A Top-ranked University in New York City |

yu.edu

Discover Yeshiva University, a leading institution for higher education and Jewish learning, offering undergraduate, graduate, and professional programs.

Generated: 2026-08-10T10:50:35-05:00 · Cached result

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IPv41

IPv62

MX1

NS3

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

✓

IPv6 (AAAA)10 / 10 pts · Dns

2 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 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

44 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 DNS0 / 30 pts · Network

PTR not detected.

IPv4 diversity20 / 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

1 record(s)

23.185.0.2

AAAA

2 record(s)

2620:12a:8000::2
2620:12a:8001::2

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

10 yu-edu.mail.protection.outlook.com.

TXT

10 record(s)

"v=spf1 mx ip4:129.98.40.61 ip4:129.98.232.61 ip4:52.45.50.190 ip4:54.146.129.215 include:spf.protection.outlook.com ip4:74.122.104.0/22 -all"
"adobe-idp-site-verification=2b15c396ed7a98397d7bf5b97544f289c67e0805bf82234158142f630eedc48d"
"dropbox-domain-verification=hbz2ob88sgc9"
"anthropic-domain-verification-ywkn8y=vvym0SgVyuLzauSIZFa6wwMSi"
"amazonses:Lvl2u9k8/kAKwd1KCze6KKuvjeOwLUVWKOZmPVAFbWM="
"SPve7sXfCp5hQLYsXR6wrX2zu2U7fE4DzDjOVIWLel6JY2zRRJ5xananrfDREkpyvaH1rpn0zX4GYmBPXZMFHw=="
"v=msv1" "t=072D7406-079F-4435-8852-260CCE7E81E7"
"openai-domain-verification=dv-kET7Mq0rtxt3QSqkVDVfeaA4"
"apple-domain-verification=yx2UcJeTQNj9cMLq"
"google-site-verification=xwtuuk7vlzEN5E1ovs1-ZK30sN8Sg9AsIvtTMsIttKk"

NS

3 record(s)

dns2.nysernet.org.
ns1.yu.edu.
ns2.yu.edu.

SOA

1 record(s)

ns1.yu.edu. dnstech.yu.edu. 2025115523 10800 1080 2592000 900

CAA

0 record(s)

—

Not configured

DS

1 record(s)

27722 8 2 FF487A3D9E6DFB071395039646131BDAD917AFFF2C097B800A7F5A19 BEF9F8F7

DNSKEY

4 record(s)

256 3 8 AwEAAezY5qUXIUhftc/KiqqH2e0wrFSEKQk1TSaM4wf9nspJqAhTCQbT VFI32131THS/ht19ObC8JJ/S66dTsKjoFkfDR/Dxk8xbiVtf9GK/9IM+ kzJ6BOq18I/HImG/KIxaOTWNpXefqvhtjiQ2A9+T0PMYBhDizG1wAoQ9 ctxLr69L
257 3 8 AwEAAacb/ohpxv3yXU1TDmSDyf8ZJfB+K0EqeHy1H/Q38Ec3Mg2umqdK 17VLDYKv9KGYY6BSKu1t1IzxdqHshtFT+/L6FhHWjtWzi8WgE7tHlzKr vnV0DdT/v1cvn2HTvvTtyaVEsHmoG85MKmBiIJ+FA+TNNkrTRP6JxYzW qc1FxKr4LemgHGnEa9MWMF4mVqQ6uWC3uaTACqZB3g430/JtjP1eDBJL vwb9HPKH9uccgJLen9MSX1at0Jm4pBW/xL1EAEk2r6Pisjrys2EOugBA +LgbpA4L4uX2THbipsPawBLtVE0O3znjw63B5jm1UlVS8mSjsWu7UYW5 2uBGu0pZwhM=
256 3 8 AwEAAdyqn6nmuv98TScwskgVS6g1S+wZSNJA/zRF1KbS8a3HkEt8KFzT 0/mfZwyzUJDbiVrrUsY4wJLd2ubjbmlWfVt5AAmEDaYD0H+xWr1zQgSl xM/lEZFTY3x8oMKaRe5yMSjd3L24X65nwTF6vZheJ1ZGdopeLteqmaND eYERY9xV
256 3 8 AwEAAbPRBSStngvEJc+XXpwj9BxS59sOwltybWH1w2PgV1tVv/Gk7BsY IEuwCRvg2suYjIlUPX2ooiEJRXH/UBwO+0sI4q1GxV+/8ZhNLacLY7bp 9t8/Ser0Yq+i99cOaDoe/V0sHalk9gEzfjJylO9H6l00SJBTJb6Dl+ur i1AMLrCb

RRSIG

7 record(s)

TXT 8 2 1800 20260814043616 20260810040407 60574 yu.edu. owyQAdWGHTo2uC5BkYNPVjyrVPpzrMwnWcRNYbt48w0TurtTWK+1LXR4 QNNjuuJR6tUhQK5PACByM8PfW5aB28wi5OQxxx7KcYVl5k+kHTGBw6Gf WZKcSdtgPzrNsXJGs2j6eMwyRjRo+8P8FFy1R4VT9RODByqMZccHJzRn uog=
A 8 2 86400 20260814043616 20260810040407 60574 yu.edu. qo3LpF1sRX4K1dYpwMaYdgqpfbMLsaicVhjv3R0kDtfo3/wVPRLiE52g roBV30N3BCT4f7I+/pj2ah/FDUsXOYoTLBEeAa42+3CoxqbV8ED62qD7 WVKfgI4R0FOML/6GTaZRstspa+Qoock+Qih84GYsqmT/KaUXR7Q7mKb+ NR0=
DNSKEY 8 2 172800 20260814045001 20260810040445 27722 yu.edu. e/FCdnkYKT0jGmMxPJWlcEiS7yOYTcCzwuhrvVOlpR1PKs1yxkLJHcsM 6dJMzAwA00YCohqBwi+r2tuIc9uy0dSuHMejZs8ibfsUB3aK9JhfsrJo JHRFMJtWMRKeB7tBZ4EG0sQ9FDHqWCp6/9ZBUo3hy2CSZOBY0PjnYlx2 kV+zvPU/X9e7qnOwOzlShZcH/m2JonBi/jHiKnEUCJmOeL3err1uqatX KlS5Q7VtnWSUUXWblf0Nxnp/B0mX/JGyWI2Q3SNfVDCJYDeN6zpts1Vz CzDNVT8DWCTTSJqjIcnbO4vvJuj1MAKvw3MB/q2X9OLBrtEP9H0SHuwJ nqLGLQ==
DNSKEY 8 2 172800 20260814045001 20260810040445 60574 yu.edu. UXa1zeAfgxM2aFmhTkhmUXBO9yXbAYB19S/QBoV1X1CVp3lrj4li4/Tl 9p7WP/eLxGYNQUhu8RYxqVi1jFdSoSWcoQ0+TV1xSnBiZYNw+4hQwVR6 bOcj23rGa6PQKnJA+GlbPaDQugcnzO9ncZDKD3BCVuqzKS6FtzXMzLyd /XU=
AAAA 8 2 86400 20260814042841 20260810040201 60574 yu.edu. kL0hYDmEdCOZ2naGJ/Nty5eS+B3FiE6iUSEnAnVQbNRL0k6tCQf+DM/8 qAH0dEKWyFA2fTiQXyIrRhDvhzVkhbzfmIUvHCEKGXmzgoiNmVCWg4E3 ZHwrfB51mwtwlxrau+5D2hOcG/g/FMIbgn6ipAOJkkXsHYwt/xoMjH0m 3xQ=
DS 13 2 86400 20260817033459 20260810022459 6705 edu. LgvsHNApaSsDuJi9byX3EMOZ676emkr58g1Hzd1hXol6IuTgUiEqzGHj z5hqnOThZMAE+e4jQ+Jg36MfmcLH9A==
MX 8 2 86400 20260814042530 20260810034448 60574 yu.edu. PPHSu4oWKS9IxDOIOieoREVLAb6ukV79wWyu0D5TurxXw2+csmfgmnU4 26XzA7o7GIKV/pAZ5tAvBLARAWAPVvB65bxUFRpi+lRW2Nh/1dmsWfOg Jha7ke7y5a+EYceaamqvk8Pji2YFAaEFl/wkSRLIzxntdQgFiNgqP77W Qtw=

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 mx ip4:129.98.40.61 ip4:129.98.232.61 ip4:52.45.50.190 ip4:54.146.129.215 include:spf.protection.outlook.com ip4:74.122.104.0/22 -all

DMARC

Configured

v=DMARC1;p=quarantine;rua=mailto:yuitses@yu.edu;ruf=mailto:yuitses@yu.edu;fo=1

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCkDnM4p3CqjJ7LHepxHE53JoWZHAH01+EONb4qQoONri49mMQqd1P9P8Sqi2IP73MimDyLxXR+apwSI0l6vrfRMLd/9mbUPQ5CGqfwMEnrq0Ic2JzUIQPGLORm8tfysDh053TNAx0sJTqIQB3lFuUJz7E8PlB+aXQBsVN30MD6nwIDAQAB; n=1024,1449682557,1465493757

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Yeshiva University | A Top-ranked University in New York City |

Description

Discover Yeshiva University, a leading institution for higher education and Jewish learning, offering undergraduate, graduate, and professional programs.

Final URL

https://www.yu.edu/

HTTP status

206

HTTP

Status

HTTP/2 200

Final URL

https://www.yu.edu/

Version

Server

nginx

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

admission.yu.edu

Valid from

2026-06-26T02:42:27-05:00

Valid until

2026-09-24T02:42:26-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_128_GCM_SHA256

Security headers

4 active

✓

HSTSImplemented

✓

Content Security PolicyImplemented

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

—

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

23.185.0.2

40,22 ms

Cloudflare

1.1.1.1

23.185.0.2

84,14 ms

Quad9

9.9.9.9

23.185.0.2

23,17 ms

OpenDNS

208.67.222.222

23.185.0.2

55,58 ms

AdGuard

94.140.14.14

23.185.0.2

40,94 ms

IP, geolocation and ASNAssociated network information

23.185.0.2

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

yu-edu.mail.protection.outlook.com

Port 25: Closed/unreachable - 26.9 ms - 
Port 465: Closed/unreachable - 4019.1 ms - 
Port 587: Closed/unreachable - 4044.6 ms -

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