IPv4 Addresses

TTL

Name Servers

TTL

SOA Details

TTL
SOA Responsible
cloud-dns-hostmaster.google.com
SOA Serial
6
SOA Times
Refresh 6h
Retry 1h
Expire 3d
Minimum TTL 5m

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

No DMARC TXT record was returned (expected at `_dmarc.<domain>` with `v=DMARC1`). Without DMARC you cannot publish receiver policy or standard aggregate failure reports (RUA).

DKIM

TTL

No DKIM TXT with `v=DKIM1` was returned for the selector names we probe automatically.

SPF (Sender Policy Framework)

TTL

No SPF TXT record was returned (`v=spf1` / `spf2.0/`). SPF tells receivers which hosts may send mail for this domain; without it, aligned DMARC and spoofing defenses are weaker.

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
TXT
hosting-site=chengruidengcom-b7338
20m

DNSSEC Public Keys

TTL
DNSKEY
257 3 8 AwEAAdw/RpmaCGi6yE1WzhnLM/aUxuziCFCN2PH+u54+Q6Ylf498JFB7P8RpXCbDSmUZqXFnZadBMiXWIBmskgMXrlnJJu/Ntu2mr1Vgjr3/DTscEb/hYDgYtcymGaiIcoCljV6R0+HU7PXo4y5RB2gJ0N0McbHpvvrk+SpnDdSxG2vbmrobhrbpDZ2Rys+9D8cMFV0PFUkCAZn9W2L/bi6DjPfwAFZuo4y2oXoHVc9zKoPJloLgG+WEV6+NodBn2ovOJGFeKcov0II17+JhvpPNvIctAxVi1d5VSsMkX2E2As3Hb8CxG/NzE/PgZU0pAWb5c9ATFeSgDxad/rwNj44DN00=
5m
DNSKEY
256 3 8 AwEAAc5psGQwuiHXOUw/REjTYhzJ17YIw15PzkP0qdnZ+BuC2sIRSFQkCWeK5OQk0vQrtdtg0qMoRmxGmu/ZoUUxOQYpXoAfmPCpvtdJ+CdAzzPc8tyaxvRzkQUWnt6UUtqq+Ntqa3foKce2isLwa/Uyz4Zr5Rp0Ku9avQu2AgNX2YNN
5m

Delegation Signer

TTL
DS
36575 8 2 DFA2AA57C94D19BD40B074279E0205FDFE45352AD002956CBF695C338C81974C
20m

DNSSEC Signatures

TTL
RRSIG
TYPE59 8 2 300 1780114038 1778213238 36575 chengruideng.com Wnr9lvNDS9XRoq+AHDB1WTMMSfCKi8cQeRehyPAa6BZQhs3HEIL2xdcwrbM/37r3ekM692lkU0vBCJuZwNP5Bd6FiA7T86SkuIZWf4PKnMZATL+4JE+k7vhP5itAqi10yhoHUrzU2OpGbiJpcqXonmm8hdl/SRRomodmV+HnDds4qRCF498dcc+hxUQEnJ4smWEw7gvC4lf+7MbeWuSa6hIU1toNQ1NuSP+A1ebPO8uZMfY9P5wGn7YoE+vC1ALeGECk/hUg/SaGpqfzi9K+NUtAC9r87ZDUYtnUAJapc4ygKlprxydv4unpItGlFfFYP7pyQjF2KaQZZtjw1Ta+PQ==
5m
RRSIG
SOA 8 2 21600 1780114038 1778213238 49378 chengruideng.com CAp6ITY/XOJn9PDNVrzcZm9czABoVlXpZn97CXl9IOet9plgfTK63xnjsXANJOelgTRkhucRhm6xkdwoNdP/JJyQBVGSLEoNispwn9nV/TMCl7AAORybKqL4X6MAIyHKv+XUaMoAuxYwLLLyDQ/qItI7BN2W9J+fV7gljxsJxT4=
20m
RRSIG
DNSKEY 8 2 300 1780114038 1778213238 36575 chengruideng.com WIlpbLecbKTUJXKGweYx1VJR0F4hlVsCeq/KY0gwLSgAuX/+y9I1JhoZvD1kBD+ivPWEGlkbX342psSZTtC4KdMm8/v7pKZaFMXicFwprngr5YsbdAKyaB9ba9wHaLCI8RrKKFYw0VHzlpSw6BpA28qIFi844ID0sl18e2YdfSidbrm3n8YoDshg+B2OW7FwDthqGSNfqejaNvRWPcC2Cumxpjf6L87z/r+/vD694QNr0lAFjXudHgQY4Dw2hq6/UWSu72dOPpkatOczAG5IasbIKU7P7+EY3yla+17WEhPFFQlzCFv+UTjTHQocqlu670lq1puka/FkmXHdyYqveQ==
5m
RRSIG
A 8 2 1800 1780114038 1778213238 49378 chengruideng.com mIAqoeWXUJvv1yard60R2cDgSzj2xJsAp5rayDYqBa10LYzU2NQVc0fPFMqU0JfBbNnsoX63qNkLC97ZM6qHX8Ts8GuOMfpHe47D6Yk7Wkc1hFJsZ99rxbE9V27iAnYN7IgPtjDO7HZqLegrDbfdzjE1siTs9pcbMEPFTQwRGc4=
20m
RRSIG
TYPE51 8 2 0 1780114038 1778213238 49378 chengruideng.com jxODHzbbA5ldfUp+CC5OW1PhKUh2631KtzdNDM0tYjw7Ks2DiwGE/254At5pHc+6HMvEv0qTTltazMBwQilkK6bv2vyxcSAM0JpPx9QijINgRWHfGw8WHbVTyeNIVBwMcXjK57R7VHSZbY/r2Sc8zkHzGSuo1Y6gIr04EWVEhWQ=
10s
RRSIG
TXT 8 2 1800 1780114038 1778213238 49378 chengruideng.com S8PCn40DnE9+twIW+9cPTXsYOZ0zCekJqtxvg6MfyUxq+jlydU6KsI3aomIvnvh6wCcDSxd7pOWssuZwCW/WRos7UJ1Nz0U460k1/bFv7pMb2ZYx8E/Hn6RGvPD3JB8T6PTxRZqDMMaIN94pse5jj0LqrNb9o1y9O6kVNup8kxU=
20m
RRSIG
NS 8 2 21600 1780114038 1778213238 49378 chengruideng.com wSVUBfKSk5DIzSq7luUPhYYfnid3ScvQr9wzHuYtmRFS19F3qzh5fXaeAzXZRDmVT3yMPqnJ9yZI4ZUkttR5+FBp23d/9QME7nKl+6LYF07KQsK6ADrvBAWGMYvIV3Dvcy3KcJTeJSNb+UBtYN84kZN4wUjUpOm1DX8O6zjUPs0=
20m