firstround.com - dns.ninja

`firstround.com`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`dns0.zoneedit.com` ⭐
		A	64.68.198.83^{🇨🇦 EDNS64.68.198.0/24}
			PTR	`bind0.zoneedit.com`
NS	`ns12.zoneedit.com`
		A	2a03:b0c0:1:e0::1623:2001^{🇬🇧 DIGITALOCEAN2a03:b0c0:1::/48 DigitalOcean}
			PTR	`lon1.zoneedit.com`
		A	165.22.116.248^{🇬🇧 DIGITALOCEAN165.22.112.0/20 DigitalOcean}
			PTR	`lon1.zoneedit.com`
NS	`ns15.zoneedit.com`
		A	2600:3c03::f03c:95ff:fe34:9154^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies}
			PTR	`nwk1.zoneedit.com`
		A	97.107.129.160^{🇺🇸 AKAMAI-LINODE-AP97.107.128.0/20 Akamai Technologies}
			PTR	`nwk1.zoneedit.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	142.251.16.26^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=SHTW1D3JTyb6Ab_wkMReLy1KcsfCmo5a5_OGtK0OPn0`
TXT	`docusign=eac30b34-e825-48fa-91ab-a49d1719c158`
TXT	`dropbox-domain-verification=lnhvr9m8fcx1`
TXT	`google-site-verification=IjmQeUwoq-QHgfc4DSN_g9YGqHh4DIoqTU-CMelB3QU`
TXT	`openai-domain-verification=dv-BBKeppZqFaHW9TuTT4iFe50c`
TXT	`anthropic-domain-verification-a5ptd3=3zGt497BoGluxHrzwqH01kjZ0`
TXT	`loom-verification=7127931450`
TXT	`loom-verification=6092900914`
TXT	`amazonses:38uK8fT7us0MmGE8lrw14sm9Qx+JF6ffecR5z3uPJaY=`
TXT	`tinfoil-site-verification: 7ed4d987c42ab73c75abe93523e82f1cfc905357=cbfc6debc...`
TXT	`soI951V`
TXT	`tinfoil-site-verification: 0303de9b66801c73fb394e2422b17c77a81d1e8e=a9c3d1bcc...`
TXT	`tinfoil-site-verification: 45a5966a15800a89248a719b9b70852110aae512=0868cc041...`
TXT	`proxy-ssl.webflow.com`
TXT	`v=spf1 include:mailgun.org include:firstround.com._nspf.vali.email include:%{...`
TXT	`quKZfmpsWEo7WCdvNUhXMX7nyNqRwp`
TXT	`MS=ms38264384`
TXT	`ZOOM_verify_xWKV2q0IReSthII7M7DTrw`
TXT	`serval-domain-verification-avwm00=gQrxiDQJu4pufHJhu0momklHY`
TXT	`notion-domain-verification=LmZ4yW3vf55LOMWwjMeOfLrvPZLpHYEOjp8EtI09wo6`
TXT	`perplexity-ai-domain-verification-v4afa2=asgwGDwDoxKgQwmpWlzpwojSP`
TXT	`apple-domain-verification=Tbtinl2MBVdAWetY`
TXT	`atlassian-domain-verification=qtnvoyl1dgvVN1pSamz1cVTsR4DJh0NOi953TjcLJUhQKRh...`
SOA	`dns0.zoneedit.com`zone@zoneedit.com serial=1785862235

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785865159

rank #13782 globally
rank #6681 in the tld
WOT: SAFE (85/100)
📈 Tranco rank: #52,955

Subdomains

waytooearly.firstround.com

stateofstartups2015.firstround.com

redeye.firstround.com

email.firstround.com

Same first word

firstround.it

firstround.de

firstround.ca

firstround.com

firstround.net

firstround.(0x787878)

firstround.nyc

firstround.in

firstround.fi

Similar names

tnrdifusor.com.ar

DNS History

17 records (9 active, 8 former)

●NSdns0.zoneedit.com2015-08-26 → 2026-08-04 · 2 obs

● 2015-08-26 17:11:50
● 2026-08-04 17:46:34

●NSns12.zoneedit.com2015-08-26 → 2026-08-04 · 2 obs

● 2015-08-26 17:11:50
● 2026-08-04 17:46:34

●NSns15.zoneedit.com2015-08-26 → 2026-08-04 · 2 obs

● 2015-08-26 17:11:50
● 2026-08-04 17:46:34

●MXalt1.aspmx.l.google.com2016-09-23 → 2026-08-04 · 6 obs

○ 2016-08-22 01:04:42
● 2016-09-23 23:45:44
○ 2016-11-16 14:30:32
○ 2018-03-26 08:51:06
● 2026-02-20 08:08:12
● 2026-08-04 17:46:34

●MXalt2.aspmx.l.google.com2016-09-23 → 2026-08-04 · 6 obs

○ 2016-08-22 01:04:42
● 2016-09-23 23:45:44
○ 2016-11-16 14:30:32
○ 2018-03-26 08:51:06
● 2026-02-20 08:08:12
● 2026-08-04 17:46:34

●MXalt3.aspmx.l.google.com2016-09-23 → 2026-08-04 · 6 obs

○ 2016-08-22 01:04:42
● 2016-09-23 23:45:44
○ 2016-11-16 14:30:32
○ 2018-03-26 08:51:06
● 2026-02-20 08:08:12
● 2026-08-04 17:46:34

●MXalt4.aspmx.l.google.com2026-02-20 → 2026-08-04 · 3 obs

○ 2018-03-26 08:51:06
● 2026-02-20 08:08:12
● 2026-08-04 17:46:34

●MXaspmx.l.google.com2016-09-23 → 2026-08-04 · 6 obs

○ 2016-08-22 01:04:42
● 2016-09-23 23:45:44
○ 2016-11-16 14:30:32
○ 2018-03-26 08:51:06
● 2026-02-20 08:08:12
● 2026-08-04 17:46:34

○MXfrc1.mxrecord.io2015-08-26 → 2016-08-06 · 4 obs

● 2015-08-26 17:11:50
● 2016-08-06 13:41:02
○ 2016-08-14 05:17:18
○ 2026-08-04 17:46:34

○MXfrc2.mxrecord.io2015-08-26 → 2016-08-06 · 4 obs

● 2015-08-26 17:11:50
● 2016-08-06 13:41:02
○ 2016-08-14 05:17:18
○ 2026-08-04 17:46:34

○MXmailstream-east.mxrecord.io2016-08-14 → 2018-03-26 · 8 obs

○ 2016-08-06 13:41:02
● 2016-08-14 05:17:18
● 2016-08-22 01:04:42
○ 2016-09-23 23:45:44
● 2016-11-16 14:30:32
● 2018-03-26 08:51:06
○ 2026-02-20 08:08:12
○ 2026-08-04 17:46:34

○MXmailstream-west.mxrecord.io2016-08-14 → 2018-03-26 · 8 obs

○ 2016-08-06 13:41:02
● 2016-08-14 05:17:18
● 2016-08-22 01:04:42
○ 2016-09-23 23:45:44
● 2016-11-16 14:30:32
● 2018-03-26 08:51:06
○ 2026-02-20 08:08:12
○ 2026-08-04 17:46:34

○A173.203.220.1022016-05-26 → 2016-05-26 · 4 obs

○ 2016-05-12 12:56:58
● 2016-05-26 18:21:38
○ 2016-06-05 16:55:56
○ 2026-08-04 17:46:34

○A23.92.25.102015-08-26 → 2016-05-12 · 4 obs

● 2015-08-26 17:11:50
● 2016-05-12 12:56:58
○ 2016-05-26 18:21:38
○ 2026-08-04 17:46:34

○A52.204.174.2062016-07-14 → 2018-03-26 · 5 obs

○ 2016-07-07 05:01:44
● 2016-07-14 21:01:28
● 2018-03-26 08:51:06
○ 2026-02-20 08:08:12
○ 2026-08-04 17:46:34

○A75.101.159.2212016-06-05 → 2016-07-07 · 5 obs

○ 2016-05-26 18:21:38
● 2016-06-05 16:55:56
● 2016-07-07 05:01:44
○ 2016-07-14 21:01:28
○ 2026-08-04 17:46:34

●A76.76.21.212026-02-20 → 2026-08-04 · 3 obs

○ 2018-03-26 08:51:06
● 2026-02-20 08:08:12
● 2026-08-04 17:46:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, h.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net...	-
firstround.com	ns12.zoneedit.com, ns15.zoneedit.com	4 records

✅ Authoritative Response

Server:165.22.116.248

NS records: ns12.zoneedit.com, ns15.zoneedit.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstround.com (unsigned zone)

⏱️ Timing

Total: 446ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`ns12.zoneedit.com, ns15.zoneedit.com`
MX	5	`alt3.aspmx.l.google.com (pri: 10), alt2.aspmx.l.google.com (pri: 5)...`
TXT	23	`dropbox-domain-verification=lnhvr9m8fcx1, notion-domain-verification=LmZ4yW3vf55LO...`
SOA	1	`dns0.zoneedit.com zone.zoneedit.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns12.zoneedit.com, ns12.zoneedit.com, ns15.zoneedit.com...)

Analysis

Hierarchy

firstround.com is the parent domain of waytooearly.firstround.com, stateofstartups2015.firstround.com, redeye.firstround.com and email.firstround.com.

IP Addresses

firstround.com directs to one IP number, which is 76.76.21.21.

Among the host names that share IP numbers with firstround.com are dubit.co.uk, 1142008.com, codex-slack-qa-stage-history.dev.dashboard.urrly.com and two others.

Name Servers

firstround.com has three name servers — dns0.zoneedit.com, ns12.zoneedit.com and ns15.zoneedit.com.

firstround.com shares at least some of its name servers with other domains, including tanderegg.com, aellius.com, cnsoft-online.com and two others.

These name servers are frequently seen alongside ns14.zoneedit.com, ns18.zoneedit.com, ns8.zoneedit.com and 7 other name servers.

Hosts with two IP numbers each:

ns12.zoneedit.com resolves to 165.22.116.248 and 2a03:b0c0:1:e0::1623:2001.

ns15.zoneedit.com resolves to 97.107.129.160 and 2600:3c03::f03c:95ff:fe34:9154.

Hosts that resolve to one IP address:

dns0.zoneedit.com resolves to 64.68.198.83.

Mail Servers

firstround.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

firstround.com shares at least some of its mail servers with other domains — for example seecoachtalk.com, edtechcoop.com, msk-gps.ru and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 4 more.

Hosts with two IP numbers each:

aspmx.l.google.com resolves to 142.251.16.26 and 2607:f8b0:4004:c08::1a.

alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1b.