IPv4 Addresses

TTL

Name Servers

TTL
20m
20m
20m

Mail Servers

TTL

SOA Details

TTL
SOA Primary NS
20m
SOA Responsible
networking.oswego.edu
SOA Serial
2026043001
SOA Times
Refresh 1h
Retry 15m
Expire 7d
Minimum TTL 1m

Certificate Authority Authorization

TTL

No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.

DMARC

TTL
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
20m
DMARC Subdomain Policy

Subdomain policy (sp): when set, it applies to hostnames below this domain instead of p; if omitted, subdomains inherit the organizational policy.

none quarantine reject
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.

mailto:[email protected]!10m
DMARC RUF

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

mailto:[email protected]!10m

DKIM

TTL
DKIM Selector k2
v=DKIM1 k=rsa
14m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOw...
DKIM Selector k3
v=DKIM1 k=rsa
14m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsYGiMSn7fsUq...

SPF (Sender Policy Framework)

TTL
SPF SPFv2
Qualifier Mechanism Target / value Valid Details
+ Pass a
+ Pass a
+ Pass a
+ Pass include
+ Pass include
+ Pass include
+ Pass ip4
+ Pass ip4
~ Softfail all
20m
SPF SPFv1
Qualifier Mechanism Target / value Valid Details
+ Pass include
+ Pass include
+ Pass include
+ Pass ip4
+ Pass ip4
+ Pass include
+ Pass include
+ Pass ip4
+ Pass ip4
~ Softfail all
20m

MTA-STS

TTL

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=EC9C5686B56EA7E64771C402ECAB759A224EA548
20m
ZOOM_verify_1fy-W_jiSu-sQ2VKKp-0bA
20m
ZOOM_verify_JYFQ1NgURUWOmlT2qcNi2Q
20m
_globalsign-domain-verification=O81xyb7YxpdGeHWkniit_VBT4vTXz9__NFrNMoTwFg
20m
abuseipdb-verification=nr4XI3Mx
20m
adobe-idp-site-verification=b417ab1ffe2893389b6d5d01d64e424a30d8373cbeebb0fdeee15490ae691e9b
20m
asv=ae8e91269aac92f1faabdbdf0133974a
20m
ciscocidomainverification=6b5d7d74c607d2211efc1f8dab42b50c376a226dc2853f3c8fc0eebb9b70c500
20m
google-site-verification=uem11iO11aq4VPntYoTeyMjjLp5RsuM0JnzQmYHQaGg
20m
have-i-been-pwned-verification=f53149f9f8141a76fefbe5485731f880
20m
workplace-domain-verification=3cbf7dd5-23a7-4532-ac61-445480b3eb74
20m
TXT
_179lqb53abjsa4k4w7x7on9o8q5rzk8
20m
TXT
_q2lafzxj6oz2bjnvjqkmpvg08cpagy5
20m
TXT
_vfce65mraiuz9416eth0j49my1eh3r8
20m