firstround.com

HTML metadata

Title: Home | First Round
Description: First Round is a venture capital firm that works with founders exclusively at the earliest stages of company building, often when all they have is an “imagine if.”
Language: en

Open Graph

title: Home | First Round
description: First Round is a venture capital firm that works with founders exclusively at the earliest stages of company building, often when all they have is an “imagine if.”

Technology

CDN: Vercel
CMS: Next.js

Analytics

Google Tag Manager

Third-party hosts loaded (3)

cdn.sanity.io×37
js.convertflow.co×1
www.googletagmanager.com×1

Social

Contact

Address: st Round 2026

Registration

Registrar

101domain GRS Limited

Created

1997-12-20

Expires

2026-12-19 213 days left

Updated

2025-10-20

Name servers

ns12.zoneedit.com
ns15.zoneedit.com

DNS records live

NS

ns12.zoneedit.com
ns15.zoneedit.com

MX

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

Show 22 TXT records

MS=ms38264384
atlassian-domain-verification=qtnvoyl1dgvVN1pSamz1cVTsR4DJh0NOi953TjcLJUhQKRhcly1jclDDBONC3X2k
tinfoil-site-verification: 45a5966a15800a89248a719b9b70852110aae512=0868cc04103d2cded33041490d04bda66701cf51
serval-domain-verification-avwm00=gQrxiDQJu4pufHJhu0momklHY
openai-domain-verification=dv-BBKeppZqFaHW9TuTT4iFe50c
tinfoil-site-verification: 0303de9b66801c73fb394e2422b17c77a81d1e8e=a9c3d1bcc1ba8321c74737a75d6c23d513f5857e
tinfoil-site-verification: 7ed4d987c42ab73c75abe93523e82f1cfc905357=cbfc6debc4134d2a857d9af4569591b52631e2c0
amazonses:38uK8fT7us0MmGE8lrw14sm9Qx+JF6ffecR5z3uPJaY=
quKZfmpsWEo7WCdvNUhXMX7nyNqRwp
google-site-verification=SHTW1D3JTyb6Ab_wkMReLy1KcsfCmo5a5_OGtK0OPn0
google-site-verification=IjmQeUwoq-QHgfc4DSN_g9YGqHh4DIoqTU-CMelB3QU
docusign=eac30b34-e825-48fa-91ab-a49d1719c158
apple-domain-verification=Tbtinl2MBVdAWetY
loom-verification=7127931450
perplexity-ai-domain-verification-v4afa2=asgwGDwDoxKgQwmpWlzpwojSP
dropbox-domain-verification=lnhvr9m8fcx1
loom-verification=6092900914
ZOOM_verify_xWKV2q0IReSthII7M7DTrw
anthropic-domain-verification-a5ptd3=3zGt497BoGluxHrzwqH01kjZ0
soI951V
proxy-ssl.webflow.com
notion-domain-verification=LmZ4yW3vf55LOMWwjMeOfLrvPZLpHYEOjp8EtI09wo6

Email authentication strong

SPF

v=spf1 include:mailgun.org include:firstround.com._nspf.vali.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email

policy: quarantine

DKIM

Show 6 DKIM selectors

google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC/VO/JVnZcvMnZgqxwBq4ysCXA7xxFO/pC9Puvnffs2m92Qy6pk4YAvysimFIZLVrgzGiXdDLPY997wsSf5r…
k1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbNrX2cY/GUKIFx2G/1I00ftdAj713WP9AQ1xir85i89sA2guU0ta4UX1Xzm06XIU6iBP41VwmPwBGRNofhBVR+e6WHUo…
k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuVUS6QgR6M02ing/WBZO6H9nACDHiMrspkfmVS3DM208V2UU0rrLeAdogbdMO9S91RdctLHq42etg2WQsy…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDCz2pE5Ao/OhnWqUy4/vcZkASXU8fw06XC7GKU3B2KwmG047DGe4cjUvjDcY3hYIka0MZ+aDJdFLNRjmtlDcmtnG…
smtpapi: v=DKIM1; k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprz…

selectors probed

Certificate (current)

R13

from 2026-05-09 to 2026-08-07

Expires in 79 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.firstround.com/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=63072000