17
records
IPv4 Addresses
TTL
cybersecurity.gov. 20 IN A 23.1.61.7
IPv6 Addresses
TTL
cybersecurity.gov. 20 IN AAAA 2600:1408:C400:38C:0:0:0:447A cybersecurity.gov. 20 IN AAAA 2600:1408:C400:393:0:0:0:447A
Name Servers
TTL
20m
20m
20m
20m
20m
20m
cybersecurity.gov. 1200 IN NS a1-91.akam.net. cybersecurity.gov. 1200 IN NS a16-67.akam.net. cybersecurity.gov. 1200 IN NS a22-66.akam.net. cybersecurity.gov. 1200 IN NS a7-64.akam.net. cybersecurity.gov. 1200 IN NS a8-65.akam.net. cybersecurity.gov. 1200 IN NS a9-66.akam.net.
SOA Details
TTL
20m
SOA
Responsible
maxsupport.max.gov
SOA
Serial
2019120620
SOA
Times
Refresh
1d
Retry
1d
Expire
168d
Minimum TTL
10m
cybersecurity.gov. 1200 IN SOA max.gov. maxsupport.max.gov. 2019120620 86400 86400 14515200 600
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
Percentage
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100
DMARC
RUA
mailto:[email protected]
mailto:[email protected]
Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
DMARC
RUF
Forensic (per-failure) reports. Often omitted for privacy or volume.
No forensic report URIs (RUF).
cybersecurity.gov. 1200 IN DMARC v=DMARC1; p=reject; pct=100; rua=mailto:[email protected], mailto:[email protected]
DKIM
TTL
No DKIM TXT with `v=DKIM1` was returned for the selector names we probe automatically.
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| - Fail | all |
—
|
|
20m
cybersecurity.gov. 1200 IN TXT "v=spf1 -all"
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).
DNSSEC Public Keys
TTL
DNSKEY
257 3 7 AwEAAaZZFqaI+TFI9R/wZc9MFlRuSSjPlMdFLcySsBmPOZ1Rxh37mo72uwP4yolksn4a8GiLmAAM8CXHsrRV0GhBoRgfOPA+G/MOaLVbqqfZgyRGdkj3slHAExlXK52i8kI60eZ6Mmql2FxjkBEazvGCRfOWLCgoqS//B4hjnwIdqHHy/rE98hoPyLwwNiyZS82hIIHrcIZtq/9syNWkK38Wz525ReU6/AqcRrEFDvJ1pNnRBU46GWo+yzJBizcnsnzRQjDGe8/mzo1cLb6g28NUVDXMR+MM1PzpU/k3A1ZEUaWwLJ/f62+gM+tO6vL2nuO2SBVdoq9zWLO4PtkjHzaocy8=
20m
DNSKEY
257 3 7 AwEAAbMmruxD7rkLWhmxDxthHn3Krvvxn7c6MQ1kQacukZTuhLj9DIA7kZ3c3bB8cn4ERqqxRaAMHtu7818Itc3EaJEK2TYEz/KJ/MvQjdlmML/Ls5o6PhU9tlGXpg0p32dRjBUr6scaw6hYTLD4PmQx6lVxJq9Xjo9sVWcyO8TVLUkowrA/KAYJLrDIJFZAnWUfPbYIFq8HzBFbf/keAk4Le57GwLpU8MEjogTqGtCHJptp76fVJ9cNGUkPYXC7fE5S93lvwoccgROBkx5cfixX9mlblqsCse+k1TycCS+cRgsHk1LanwcF6h9nNJtUGBKYcRm6U7+tbPD+1t4wrjeDemU=
20m
DNSKEY
256 3 7 AwEAAay/qP5s6ZwyrBfYqT819p0moh1yfgidAvVGi2VZmXvcaZR6KDV8eeVevsquZos9VtLekQUouk4NWzw7I8Po7sO6TeeH9O2c65s97aPW9FiHSQaDxlNnpYJsNmDQpHOWR5ONycCrzX9SR8Ky0zgv1L0DxlckWS6o16JXW3xpLZon
20m
DNSKEY
256 3 7 AwEAAbTuqbLPKd6ZLR8mH+jxoHTaODJQOWVM+w+iX3MOTzu0zkupatowOllV2N9l4uGnpuudqiiV8LKKUHB0wBTR0o5ACCT4UKLainMSSMO9bS1y/e/YyOIu4cbW5xCWwtQeK3/b1vcGKoIyqGHcOD2HrwWbfIIWQlxxdxm8Ze8nZKQ/
20m
cybersecurity.gov. 1200 IN DNSKEY 257 3 7 AwEAAaZZFqaI+TFI9R/wZc9MFlRuSSjPlMdFLcySsBmPOZ1Rxh37mo72uwP4yolksn4a8GiLmAAM8CXHsrRV0GhBoRgfOPA+G/MOaLVbqqfZgyRGdkj3slHAExlXK52i8kI60eZ6Mmql2FxjkBEazvGCRfOWLCgoqS//B4hjnwIdqHHy/rE98hoPyLwwNiyZS82hIIHrcIZtq/9syNWkK38Wz525ReU6/AqcRrEFDvJ1pNnRBU46GWo+yzJBizcnsnzRQjDGe8/mzo1cLb6g28NUVDXMR+MM1PzpU/k3A1ZEUaWwLJ/f62+gM+tO6vL2nuO2SBVdoq9zWLO4PtkjHzaocy8= cybersecurity.gov. 1200 IN DNSKEY 257 3 7 AwEAAbMmruxD7rkLWhmxDxthHn3Krvvxn7c6MQ1kQacukZTuhLj9DIA7kZ3c3bB8cn4ERqqxRaAMHtu7818Itc3EaJEK2TYEz/KJ/MvQjdlmML/Ls5o6PhU9tlGXpg0p32dRjBUr6scaw6hYTLD4PmQx6lVxJq9Xjo9sVWcyO8TVLUkowrA/KAYJLrDIJFZAnWUfPbYIFq8HzBFbf/keAk4Le57GwLpU8MEjogTqGtCHJptp76fVJ9cNGUkPYXC7fE5S93lvwoccgROBkx5cfixX9mlblqsCse+k1TycCS+cRgsHk1LanwcF6h9nNJtUGBKYcRm6U7+tbPD+1t4wrjeDemU= cybersecurity.gov. 1200 IN DNSKEY 256 3 7 AwEAAay/qP5s6ZwyrBfYqT819p0moh1yfgidAvVGi2VZmXvcaZR6KDV8eeVevsquZos9VtLekQUouk4NWzw7I8Po7sO6TeeH9O2c65s97aPW9FiHSQaDxlNnpYJsNmDQpHOWR5ONycCrzX9SR8Ky0zgv1L0DxlckWS6o16JXW3xpLZon cybersecurity.gov. 1200 IN DNSKEY 256 3 7 AwEAAbTuqbLPKd6ZLR8mH+jxoHTaODJQOWVM+w+iX3MOTzu0zkupatowOllV2N9l4uGnpuudqiiV8LKKUHB0wBTR0o5ACCT4UKLainMSSMO9bS1y/e/YyOIu4cbW5xCWwtQeK3/b1vcGKoIyqGHcOD2HrwWbfIIWQlxxdxm8Ze8nZKQ/
Delegation Signer
TTL
DS
47380 7 2 C39BB6DD29B78DA6480B2BC5D6E1FAD66A4A325C043C593D010334ADFF9B4CF1
20m
cybersecurity.gov. 1200 IN DS 47380 7 2 C39BB6DD29B78DA6480B2BC5D6E1FAD66A4A325C043C593D010334ADFF9B4CF1