IPv4 Addresses

TTL

Name Servers

TTL

Mail Servers

TTL

SOA Details

TTL
SOA Primary NS
20m
SOA Responsible
postmaster.collegenet.com
SOA Serial
2014092255
SOA Times
Refresh 10m
Retry 15m
Expire 7d
Minimum TTL 1d

Certificate Authority Authorization

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CAA
0 iodef mailto:[email protected]
5m

DMARC

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DMARC Policy

Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).

none quarantine reject
5m
DMARC Percentage

pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).

100
DMARC RUA

Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.

DMARC RUF

Forensic (per-failure) reports. Often omitted for privacy or volume.

DKIM

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DKIM Selector k3
v=DKIM1 k=rsa
20m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsYGiMSn7fsUq...
DKIM Selector selector1
v=DKIM1 k=rsa
19m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArNbRP1SWmRKX...
DKIM Selector k2
v=DKIM1 k=rsa
20m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOw...
DKIM Selector selector2
v=DKIM1 k=rsa
20m
Public Key
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCk0OubAzjuOnDiPgZn...

SPF (Sender Policy Framework)

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SPF SPFv1
Qualifier Mechanism Target / value Valid Details
+ Pass ip4
+ Pass include
+ Pass include
+ Pass include
+ Pass include
+ Pass include
+ Pass ip4
+ Pass ip4
+ Pass ip4
+ Pass ip4
- Fail all
5m

MTA-STS

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This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).

Text Content

TTL
MS=ms36559896
5m
anthropic-domain-verification-7s2mv3=xREvHpn1F6BRLKJR4hP5mPZlR
5m
apple-domain-verification=os9JUyMyGBH1Khk7
5m
atlassian-domain-verification=CsFH6soVtD1j/TYdNP3pw37P4WM6exQWme3dquAZrUd1Zqhygy3JiLEHtQ3V9z6w
5m
atlassian-domain-verification=XddRQaNMl9bVjIruuQfNyIBya3Bg42N9ojfqJRC/SsEamczdWjETGthz5FPdm0RE
5m
atlassian-sending-domain-verification=ebbfd44d-9d4e-4814-8897-b3d64ef300e9
5m
google-site-verification=X3JaxG6DmVB--Qv9e0MN3dmbiEYpZxPlvgyaaOF5Q4A
5m
google-site-verification=YffydYQJwMmkjiZB_kP09W0ddix0cZ7jbOYTip9FR0c
5m
google-site-verification=frpcjcIFQShQGxbZj8Ayv5V4VMo6gRa3xV5IE5jlnJs
5m
twilio-domain-verification=73c95b99dfb0a13c1881b58b89e5aa1a
5m
TXT
00D4x000006rfYR=1TBTQ0000000Dq5
5m
TXT
08e033f7a6
5m
TXT
_7scf576wrma6dkjl6n3tegi07qsu2p8
5m
TXT
_m7yxdwzj994rcht70vky85q08i5uwq0
5m
TXT
c581de6a977d221aeacc61e08061814eeed94a79=e2b930d490e9914fe0eb3e26507c4375972335f5
5m