25
records
IPv4 Addresses
TTL
blockchain.info. 300 IN A 104.16.117.55 blockchain.info. 300 IN A 104.16.118.55
Name Servers
TTL
blockchain.info. 1200 IN NS beth.ns.cloudflare.com. blockchain.info. 1200 IN NS jay.ns.cloudflare.com.
Mail Servers
TTL
1m
1m
1m
1m
1m
blockchain.info. 60 IN MX 10 aspmx.l.google.com. blockchain.info. 60 IN MX 20 alt1.aspmx.l.google.com. blockchain.info. 60 IN MX 20 alt2.aspmx.l.google.com. blockchain.info. 60 IN MX 30 aspmx2.googlemail.com. blockchain.info. 60 IN MX 30 aspmx3.googlemail.com.
SOA Details
TTL
20m
SOA
Responsible
dns.cloudflare.com
SOA
Serial
2402925803
SOA
Times
Refresh
2h
Retry
40m
Expire
7d
Minimum TTL
30m
blockchain.info. 1200 IN SOA beth.ns.cloudflare.com. dns.cloudflare.com. 2402925803 10000 2400 604800 1800
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
5m
DMARC
Percentage
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100
DMARC
RUA
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).
blockchain.info. 300 IN DMARC v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected];
DKIM
TTL
DKIM
Selector
google
v=DKIM1
k=rsa
5m
Public Key
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCQNNLFJBedQogDfE++...
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCQNNLFJBedQogDfE++py2nE3G7FhuZhut2wbUVcfB+Oe7l0t+b+JvlW73funoopP5CilRCfI+553SS0LoR/QF56bIOAKU6uwyn+Uu2ypVBAt5QUy7ZmT0SPjzCIQayGXlfEDfFr8fV71rXNY+MReBHyvhd/70qTBmRSkbIXYdM2QIDAQAB
blockchain.info. 300 IN DKIM v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCQNNLFJBedQogDfE++py2nE3G7FhuZhut2wbUVcfB+Oe7l0t+b+JvlW73funoopP5CilRCfI+553SS0LoR/QF56bIOAKU6uwyn+Uu2ypVBAt5QUy7ZmT0SPjzCIQayGXlfEDfFr8fV71rXNY+MReBHyvhd/70qTBmRSkbIXYdM2QIDAQAB
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | include |
|
||
| + Pass | include |
|
||
| - Fail | all |
—
|
|
5m
blockchain.info. 300 IN TXT "v=spf1 include:sendgrid.net include:_spf.google.com -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).
Text Content
TTL
anthropic-domain-verification-yd7a79=MXqAD8dd4IelKFle1JyrIkOOs
5m
atlassian-domain-verification=3Nau9JDz9R67dqvzkIEpQsriloeNPy4vI/eh5acyDnEsG255ANV5Qyed2nE0WK/o
5m
google-site-verification=FcNnFGROYe6Yh5FMJ6T3XdwvIkbWtIwzREMEEbnX0YQ
5m
google-site-verification=N70QW1CLbk8SytHhHLNHc-J8DCxNPmgyAP2ueTaxono
5m
google-site-verification=qRCbhQsR3fxD3ylXPxNwUGUA5DD53PT3Wt9HSzZkPE8
5m
google-site-verification=qgYS2zBag9OWLnZ9Xj4HRihaVR0vPlx11_HRRAizW3Y
5m
yandex-verification: d9f3f2859b58ce6d
5m
TXT
—
_t0jbgqd8x84sclv1k8ycz5xupbcxf92
5m
blockchain.info. 300 IN TXT "anthropic-domain-verification-yd7a79=MXqAD8dd4IelKFle1JyrIkOOs" blockchain.info. 300 IN TXT "atlassian-domain-verification=3Nau9JDz9R67dqvzkIEpQsriloeNPy4vI/eh5acyDnEsG255ANV5Qyed2nE0WK/o" blockchain.info. 300 IN TXT "google-site-verification=FcNnFGROYe6Yh5FMJ6T3XdwvIkbWtIwzREMEEbnX0YQ" blockchain.info. 300 IN TXT "google-site-verification=N70QW1CLbk8SytHhHLNHc-J8DCxNPmgyAP2ueTaxono" blockchain.info. 300 IN TXT "google-site-verification=qRCbhQsR3fxD3ylXPxNwUGUA5DD53PT3Wt9HSzZkPE8" blockchain.info. 300 IN TXT "google-site-verification=qgYS2zBag9OWLnZ9Xj4HRihaVR0vPlx11_HRRAizW3Y" blockchain.info. 300 IN TXT "yandex-verification: d9f3f2859b58ce6d" blockchain.info. 300 IN TXT "_t0jbgqd8x84sclv1k8ycz5xupbcxf92"
DNSSEC Public Keys
TTL
DNSKEY
256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==
20m
DNSKEY
257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
20m
blockchain.info. 1200 IN DNSKEY 256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA== blockchain.info. 1200 IN DNSKEY 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
Delegation Signer
TTL
DS
2371 13 2 D8A781E3FB4CD2923F78B42E1873A26D004CEF84BA35B5C4770F5AEFF6E0FB9B
20m
blockchain.info. 1200 IN DS 2371 13 2 D8A781E3FB4CD2923F78B42E1873A26D004CEF84BA35B5C4770F5AEFF6E0FB9B
DNSSEC Next Secure
TTL
NSEC
.blockchain.info ["TYPE65", "TYPE64", "TYPE61", "TYPE60", "TYPE59", "TYPE55", "TYPE53", "TYPE52", "DNSKEY", "NSEC", "RRSIG", "TYPE44", "TYPE37", "TYPE35", "SRV", "TYPE29", "AAAA", "TXT", "MX", "TYPE13", "SOA", "NS", "A", "CAA", "TYPE256"]
20m
blockchain.info. 1200 IN NSEC .blockchain.info ["TYPE65", "TYPE64", "TYPE61", "TYPE60", "TYPE59", "TYPE55", "TYPE53", "TYPE52", "DNSKEY", "NSEC", "RRSIG", "TYPE44", "TYPE37", "TYPE35", "SRV", "TYPE29", "AAAA", "TXT", "MX", "TYPE13", "SOA", "NS", "A", "CAA", "TYPE256"]