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Total

100

DNS

Email

Security

Network

100

Availability

Domainethz.ch

IPv41

IPv61

MX records1

StatusActive

Domain technical report

ETH Zürich - Homepage | ETH Zürich

ethz.ch

Generated: 2026-08-08T19:05:33-05:00 · Cached result

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IPv41

IPv61

MX1

NS3

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

✓

IPv6 (AAAA)10 / 10 pts · Dns

1 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 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

14 day(s) remaining.

Certificate lifetime2 / 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 DNS30 / 30 pts · Network

PTR: cms-publish.ethz.ch

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)

129.132.19.216

AAAA

1 record(s)

2001:67c:10ec:254::216

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

0 ethz-ch.mail.protection.outlook.com.

TXT

20 record(s)

"swisssign-check=BDtdqMH6pceyO3KHVIS1vsJmGjJ9hesEH5867tOMnr"
"_dyjz2gllmk98i719hdgx79uutbkyndn"
"x-sciondiscovery=8041"
"atlassian-domain-verification=j2UG7TzcYAjMBEhWNOuriEiXnXLpBdSQa6CGJmAavaX2DHXMG6pNdW7LnIdRxgy8"
"apple-domain-verification=cUg22ZeVgvGwl2wM"
"MS=ms74430548"
"_of7xwqx1jgvt111o63x1juyr988jhi0"
"_al6hoipl43weiheybc6mvdaw44sykbv"
"_d8o7figmpeqv00rwhbq7w2a543uq5cd"
"uG05urgXxo6oWSLfesPVBgm/bOMJr7D9p9HcfCSxMOnkQRGFziYpJjtK9kR2uDySSGyaFLH30TPP/Fo7lOFzUQ=="
"mentimeter-79a7eddb-4e9d-432d-9d51-0f8de7e47c3b"
"jamf-site-verification=yYGtn5yHbyRPne909PQqpA"
"_8j5cmv3vwyyg7ge7faxlnjgr57sou2u"
"mx-e9c69a18514f56cd"
"MS=ms30649431"
"_xxgvlxwrdf5xyze1mrmzf7moj3xj4tf"
"adobe-idp-site-verification=3195e9b223cdb14077ca5c6e48374a4e1881d73840053bfa00c78926ed92d5ba"
"scion=64-2:0:9,129.132.230.98"
"rpuct+JEeaDA/QAxrvqyEX/czHoi3JCDlHzsZnO2PJpzdJ0zpgj88hVS426ibRVX+ljQbXH2jGQf00bMIfh4/g=="
"v=spf1 include:_id.ethz.ch -all"

NS

3 record(s)

ns1.ethz.ch.
ns2.switch.ch.
ns2.ethz.ch.

SOA

1 record(s)

ns.ethz.ch. hostmaster.ethz.ch. 427859 10800 3600 604800 300

CAA

14 record(s)

0 issue "quovadisglobal.com"
0 issue "letsencrypt.org"
0 issuewild "digicert.com"
0 issue "digicert.com"
0 issue "amazonaws.com"
0 issue "awstrust.com"
0 issue "sectigo.com"
0 issue "pki.goog"
0 issuewild "pki.goog"
0 issuewild "quovadisglobal.com"
0 iodef "mailto:id-bd-ws-pki-lra@id.ethz.ch"
0 issuewild "letsencrypt.org"
0 issue "amazon.com"
0 issue "amazontrust.com"

DS

1 record(s)

43502 13 2 B947DFBBBB6E3EE7E9220563AA58D4D809345316B135F0BB70DAE2F8 6368D45B

DNSKEY

1 record(s)

257 3 13 zB9rXeJqqULYNMEfnD8Bir5JVn69GX1ULePLmKnyZ1Dm+MvkFhsJQ1mC B9098AGmOCnVs5cPyAkMbUI0swxvzA==

RRSIG

4 record(s)

NS 13 2 86400 20260820000000 20260730000000 43502 ethz.ch. puelMF/jfbRmM8E8EKWp9mwM5RE/+3yEFFGt1NKMF/sgpMTSysz1bgQ+ C27Ak9qVuPkDHp7wRPhGtMbIZ2v+eg==
AAAA 13 2 3600 20260820000000 20260730000000 43502 ethz.ch. fi0y6JEAjYMFfSy39SHe0cRbA+GCEAeUAjrWGMlvCbZkx2AO/cJpdgfl q/QqZwcEyNbY+xM0YRSqbfl5BkC4pQ==
DS 13 2 3600 20260907155951 20260808153154 48631 ch. H1PR/pVccEjGu83W8PB5x9Wjmb/mlpwfgIl+9gy2qK3pg97RXmo2yw7d T0SqXLqAmQoP0duSahAy54SLjV0Ilg==
MX 13 2 3600 20260820000000 20260730000000 43502 ethz.ch. 83YqnAmjGAGtWT/2QqnxDOCCCJ661bSh72myezHe/gH5TSZQyCOs1zjj 5+f9BpxrtX4rge3vXGUn9rpovj86gw==

NSEC

1 record(s)

062e73.ethz.ch. A NS SOA MX TXT AAAA NAPTR RRSIG NSEC DNSKEY CDS CDNSKEY CAA

NSEC3

0 record(s)

—

Not configured

SRV

0 record(s)

—

Not configured

NAPTR

2 record(s)

100 10 "s" "x-eduroam:radius.tls" "" _radsec._tcp.eduroam.ch.
1 1 "A" "x-sciondiscovery:tcp" "" netsec-w37w3w.inf.ethz.ch.

TLSA

0 record(s)

—

Not configured

SSHFP

0 record(s)

—

Not configured

SPF

Configured

v=spf1 include:_id.ethz.ch -all

DMARC

Configured

v=DMARC1; p=none; sp=none

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs99IUGAHRX0MO5G66twrtFQP6Wcd6JzQN2XJtPHNoonuL6gFjVA3IngJmlTzlLaIVE+hEd1fB2N7JCq/LD1hMbKNIFtVK3PUzoVlzXSBkyeE4pO31kbfmI9Dtm+LyyC1Ri9zpLuPiXb/AwRBKP+VmdFjfTfHr1lk+qfRUstNXyuVFvMugf1lM+wyrmG3x6GDhEHHO6ZOV3LJ+HUZTofKUx8sY3RMMu5rPIA60rPBIo46jP6eZELcSTHLoyamXYO/EXMdKofBCV1HDBgPwbEWx5XDwlpr8wgmZPbx5pMhO6V2NrrpOogTJTTyRaZLFiIkn0aC2ANQNtwKLX+wI1MfjQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

ETH Zürich - Homepage | ETH Zürich

Description

Final URL

https://ethz.ch/de.html

HTTP status

206

HTTP

Status

HTTP/2 200

Final URL

https://ethz.ch/de.html

Version

Server

Varnish

X-Powered-By

ETH Informatikdiensten

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

DigiCert Inc

ethz.ch

Valid from

2025-07-22T19:00:00-05:00

Valid until

2026-08-23T18:59:59-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

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

129.132.19.216

43,04 ms

Cloudflare

1.1.1.1

129.132.19.216

137,43 ms

Quad9

9.9.9.9

129.132.19.216

270,15 ms

OpenDNS

208.67.222.222

129.132.19.216

759,98 ms

AdGuard

94.140.14.14

129.132.19.216

67,03 ms

IP, geolocation and ASNAssociated network information

129.132.19.216

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

ethz-ch.mail.protection.outlook.com

Port 25: Closed/unreachable - 36.5 ms - 
Port 465: Closed/unreachable - 4056.1 ms - 
Port 587: Closed/unreachable - 4017.1 ms -

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