kpcb.com - dns.ninja

`kpcb.com`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:1e1a^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:1f1a^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.30.26^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.31.26^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`adam.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b36^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c136^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`adam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2136^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`adam.ns.cloudflare.com`
		A	108.162.193.54^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
		A	172.64.33.54^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
		A	173.245.59.54^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adam.ns.cloudflare.com`
NS	`ariella.ns.cloudflare.com`
		A	2606:4700:50::a29f:2620^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariella.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c220^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ariella.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2220^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ariella.ns.cloudflare.com`
		A	108.162.194.32^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariella.ns.cloudflare.com`
		A	162.159.38.32^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariella.ns.cloudflare.com`
		A	172.64.34.32^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariella.ns.cloudflare.com`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`FC570EF2ED`
TXT	`MS=ms33950578`
TXT	`ZOOM_verify_c6KGnoNaQ1yYHfZHiBLQ5Q`
TXT	`_vtlmgn1f76upvnylpqys2nqe2z6wuyv`
TXT	`dropbox-domain-verification=z3atm4tbk8vc`
TXT	`loom-site-verification=c4dc879a839042df96f784899e7c3bfb`
TXT	`pm8mhsmbtn5tyzbjf3lznskbk45vrpq1`
TXT	`trusona=y2RtDEiVlM93305SOFbqV7rJGqXtaDHqdBUIjKJ1wQqmxlo2t`
TXT	`v=spf1 include:spfhost.messageprovider.com include:us._netblocks.mimecast.com...`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.30.26, 104.18.31.26
		IPv6 hints	2606:4700::6812:1e1a, 2606:4700::6812:1f1a
SOA	`adam.ns.cloudflare.com`dns@cloudflare.com serial=2410721332

`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=1785999634

rank #37419 globally
rank #18374 in the tld
WOT: SAFE (78/100)
📈 Tranco rank: #150,353

Subdomains

www.kpcb.com

Same first word

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kcbp.myshopify.com

cbpk.cn

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bckp.info

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bkpc.com

bckp.ru

pkcb.de

DNS History

17 records (8 active, 9 former)

●NSadam.ns.cloudflare.com2026-02-17 → 2026-08-06 · 3 obs

○ 2018-02-16 05:25:14
● 2026-02-17 01:32:36
● 2026-08-06 07:14:48

●NSariella.ns.cloudflare.com2026-02-17 → 2026-08-06 · 3 obs

○ 2018-02-16 05:25:14
● 2026-02-17 01:32:36
● 2026-08-06 07:14:48

○NSns-1136.awsdns-14.org2015-08-10 → 2018-02-16 · 4 obs

● 2015-08-10 15:20:24
● 2018-02-16 05:25:14
○ 2026-02-17 01:32:36
○ 2026-08-06 07:14:48

○NSns-1751.awsdns-26.co.uk2015-08-10 → 2018-02-16 · 4 obs

● 2015-08-10 15:20:24
● 2018-02-16 05:25:14
○ 2026-02-17 01:32:36
○ 2026-08-06 07:14:48

○NSns-367.awsdns-45.com2015-08-10 → 2018-02-16 · 4 obs

● 2015-08-10 15:20:24
● 2018-02-16 05:25:14
○ 2026-02-17 01:32:36
○ 2026-08-06 07:14:48

○NSns-989.awsdns-59.net2015-08-10 → 2018-02-16 · 4 obs

● 2015-08-10 15:20:24
● 2018-02-16 05:25:14
○ 2026-02-17 01:32:36
○ 2026-08-06 07:14:48

○MXkpcb.com.inbound10.mxlogic.net2015-08-10 → 2016-04-05 · 4 obs

● 2015-08-10 15:20:24
● 2016-04-05 07:18:18
○ 2016-09-13 13:17:46
○ 2026-08-06 07:14:48

○MXkpcb.com.inbound10.mxlogicmx.net2015-08-10 → 2016-04-05 · 4 obs

● 2015-08-10 15:20:24
● 2016-04-05 07:18:18
○ 2016-09-13 13:17:46
○ 2026-08-06 07:14:48

○MXus-smtp-1.mimecast.com2016-09-13 → 2018-02-16 · 5 obs

○ 2016-04-05 07:18:18
● 2016-09-13 13:17:46
● 2018-02-16 05:25:14
○ 2026-02-17 01:32:36
○ 2026-08-06 07:14:48

○MXus-smtp-2.mimecast.com2016-09-13 → 2018-02-16 · 5 obs

○ 2016-04-05 07:18:18
● 2016-09-13 13:17:46
● 2018-02-16 05:25:14
○ 2026-02-17 01:32:36
○ 2026-08-06 07:14:48

●MXus-smtp-inbound-1.mimecast.com2026-02-17 → 2026-08-06 · 3 obs

○ 2018-02-16 05:25:14
● 2026-02-17 01:32:36
● 2026-08-06 07:14:48

●MXus-smtp-inbound-2.mimecast.com2026-02-17 → 2026-08-06 · 3 obs

○ 2018-02-16 05:25:14
● 2026-02-17 01:32:36
● 2026-08-06 07:14:48

●A104.18.30.262026-02-17 → 2026-08-06 · 3 obs

○ 2018-02-16 05:25:14
● 2026-02-17 01:32:36
● 2026-08-06 07:14:48

●A104.18.31.262026-02-17 → 2026-08-06 · 3 obs

○ 2018-02-16 05:25:14
● 2026-02-17 01:32:36
● 2026-08-06 07:14:48

○A184.72.42.442015-08-10 → 2018-02-16 · 4 obs

● 2015-08-10 15:20:24
● 2018-02-16 05:25:14
○ 2026-02-17 01:32:36
○ 2026-08-06 07:14:48

●A2606:4700::6812:1e1a2026-02-17 → 2026-08-06 · 3 obs

○ 2018-02-16 05:25:14
● 2026-02-17 01:32:36
● 2026-08-06 07:14:48

●A2606:4700::6812:1f1a2026-02-17 → 2026-08-06 · 3 obs

○ 2018-02-16 05:25:14
● 2026-02-17 01:32:36
● 2026-08-06 07:14:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
kpcb.com	adam.ns.cloudflare.com, ariella.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.54

NS records: adam.ns.cloudflare.com, ariella.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kpcb.com (unsigned zone)

⏱️ Timing

Total: 206ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.30.26, 104.18.31.26`
AAAA	2	`2606:4700::6812:1e1a, 2606:4700::6812:1f1a`
NS	2	`adam.ns.cloudflare.com, ariella.ns.cloudflare.com`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	9	`FC570EF2ED, MS=ms33950578...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`adam.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (adam.ns.cloudflare.com, adam.ns.cloudflare.com, adam.ns.cloudflare.com...)

Analysis

Hierarchy

kpcb.com is the parent zone for www.kpcb.com.

IP Addresses

kpcb.com has four IP addresses: 104.18.30.26, 104.18.31.26, 2606:4700::6812:1e1a and 2606:4700::6812:1f1a.

Two other host names, along with group-apo.com, ius.co.uk and viteragro.com.br, also share IP numbers with kpcb.com.

Name Servers

kpcb.com is served by two delegated name servers, adam.ns.cloudflare.com and ariella.ns.cloudflare.com.

kpcb.com shares its NS records with other domains, for example get-gifted.com, carsonnet.com, sewa-india.com and two others.

kpcb.com partially shares its NS delegation with several other domains, including stensoul.com, 138438.com, 3jane.info and two others.

These name servers are regularly seen alongside danica.ns.cloudflare.com and sonia.ns.cloudflare.com as name servers.

DNS names with 6 IP addresses:

adam.ns.cloudflare.com carries IP addresses 108.162.193.54, 172.64.33.54 and 173.245.59.54, with 3 other addresses beyond those.

ariella.ns.cloudflare.com carries IP addresses 108.162.194.32, 162.159.38.32 and 172.64.34.32, with 3 other addresses beyond those.

Mail Servers

kpcb.com is served by two mail servers, us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Among the domains sharing a mail server setup with kpcb.com are coastalgold.ca, gatorinv.com, milezero.com and two others.

There is at least a partial MX overlap between kpcb.com and other domains, including walters-family.net, frontier-enterprises.com, neesonsreporting.com and two others.

DNS names with 6 IP addresses:

us-smtp-inbound-1.mimecast.com carries IP addresses 170.10.128.141, 170.10.128.221 and 170.10.128.242, with 3 other addresses beyond those.

us-smtp-inbound-2.mimecast.com carries IP addresses 170.10.128.141, 170.10.128.221 and 170.10.128.242, with 3 other addresses beyond those.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.141 IP addresses.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.221 IP addresses.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.242 IP addresses.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.141 IP addresses.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.221 IP addresses.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.242 IP addresses.