DNS Report: firstround.com

Generated: 2026-08-10T19:52:56-05:00

75/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/202 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/205 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5556 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
OKHTTP response40/40HTTP/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
76.76.21.21
AAAA
CNAME
MX
5 alt2.aspmx.l.google.com.
1 aspmx.l.google.com.
10 alt3.aspmx.l.google.com.
10 alt4.aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
TXT
"anthropic-domain-verification-a5ptd3=3zGt497BoGluxHrzwqH01kjZ0"
"atlassian-domain-verification=qtnvoyl1dgvVN1pSamz1cVTsR4DJh0NOi953TjcLJUhQKRhcly1jclDDBONC3X2k"
"v=spf1 include:mailgun.org include:firstround.com._nspf.vali.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all"
"tinfoil-site-verification: 45a5966a15800a89248a719b9b70852110aae512=0868cc04103d2cded33041490d04bda66701cf51"
"google-site-verification=SHTW1D3JTyb6Ab_wkMReLy1KcsfCmo5a5_OGtK0OPn0"
"ZOOM_verify_xWKV2q0IReSthII7M7DTrw"
"loom-verification=7127931450"
"openai-domain-verification=dv-BBKeppZqFaHW9TuTT4iFe50c"
"serval-domain-verification-avwm00=gQrxiDQJu4pufHJhu0momklHY"
"amazonses:38uK8fT7us0MmGE8lrw14sm9Qx+JF6ffecR5z3uPJaY="
"MS=ms38264384"
"tinfoil-site-verification: 0303de9b66801c73fb394e2422b17c77a81d1e8e=a9c3d1bcc1ba8321c74737a75d6c23d513f5857e"
"soI951V"
"quKZfmpsWEo7WCdvNUhXMX7nyNqRwp"
"docusign=eac30b34-e825-48fa-91ab-a49d1719c158"
"notion-domain-verification=LmZ4yW3vf55LOMWwjMeOfLrvPZLpHYEOjp8EtI09wo6"
"dropbox-domain-verification=lnhvr9m8fcx1"
"apple-domain-verification=Tbtinl2MBVdAWetY"
"proxy-ssl.webflow.com"
"loom-verification=6092900914"
"google-site-verification=IjmQeUwoq-QHgfc4DSN_g9YGqHh4DIoqTU-CMelB3QU"
"perplexity-ai-domain-verification-v4afa2=asgwGDwDoxKgQwmpWlzpwojSP"
"tinfoil-site-verification: 7ed4d987c42ab73c75abe93523e82f1cfc905357=cbfc6debc4134d2a857d9af4569591b52631e2c0"
NS
ns15.zoneedit.com.
ns12.zoneedit.com.
SOA
dns0.zoneedit.com. zone.zoneedit.com. 1785862235 3600 600 1209600 300
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP