pub.dev - dns.ninja

`pub.dev`

DNSSEC	⚠️ Not signed
A	2600:1901:0:382a::^{🇺🇸 Google2600:1901::/32}
A	34.36.0.14^{🇺🇸 Google34.32.0.0/11}
NS	`ns1.google.com` ⭐ ⚠️ Not in zone NS records
		A	2001:4860:4802:32::a^{🇺🇸 Google2001:4860::/32}
			PTR	`ns1.google.com`
		A	216.239.32.10^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns1.google.com`
NS	`ns2.google.com` ⚠️ Not in zone NS records
		A	2001:4860:4802:34::a^{🇺🇸 Google2001:4860::/32}
			PTR	`ns2.google.com`
		A	216.239.34.10^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns2.google.com`
NS	`ns3.google.com` ⚠️ Not in zone NS records
		A	2001:4860:4802:36::a^{🇺🇸 Google2001:4860::/32}
			PTR	`ns3.google.com`
		A	216.239.36.10^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns3.google.com`
NS	`ns4.google.com` ⚠️ Not in zone NS records
		A	2001:4860:4802:38::a^{🇺🇸 Google2001:4860::/32}
			PTR	`ns4.google.com`
		A	216.239.38.10^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns4.google.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
		A	172.253.139.27^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f27.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
TXT	`google-site-verification=C3k_OdhshSLlONW9s05koU4-y3iQcZLTETDw5KGf5m0`
SOA	`ns1.google.com`dns-admin@google.com serial=928454304

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

rank #11900 globally
rank #15 in the tld
📈 Tranco rank: #15,456
🔒 HSTS Preload (+subdomains)

Subdomains

staging.pub.dev

www.pub.dev

external-images.pub.dev

Same first word

pub.lv

pub.house

pub.nu

pub.ma

pub.al

pub.ru

pub.red

pub.hu

pub.tech

pub.bingo

pub.com

pub.vc

pub.network

pub.tn

pub.org

pub.media

pub.co.kr

pub.ec

pub.kiev.ua

pub.gov.sg

pub.co.jp

pub.nl.ca

pub.gratis

pub

pub.md

pub.ua

pub.com.vn

pub.edu.vn

pub.church

pub.net

pub.ch

pub.ac.za

pub.com.au

pub.sa

pub.pt

pub.uk.net

pub.works

pub.lt

pub.de

pub.com.pt

pub.dev

pub.name

pub.net.br

pub.fyi

pub.lu

pub.it

pub.com.ua

pub.uy

pub.tv

pub.dk

pub.nf.ca

pub.es

pub.la

pub.events

pub.pl

pub.lc

pub.tw

pub.guide

pub.pink

pub.fi

pub.zone

pub.solar

pub.ro

pub.cn

pub.fm

pub.si

pub.ne.jp

pub.today

pub.su

pub.bg

pub.ph

pub.golf

pub.supplies

pub.io

pub.hr

pub.s3-website-ap-northeast-1.amazonaws.com

pub.ee

pub.asia

pub.info

pub.us

pub.mn

pub.am

pub.cz

pub.actor

pub.ink

pub.bz

pub.com.ki

pub.s3.amazonaws.com

pub.be

pub.vn

Similar names

bpu.ai

bup.de

bup.net

pbu.ch

bup.su

bpu.link

pbu.lt

pbu.biz

pbu.es

bpu.es

ubp.co.nz

bup.in

bup.ir

bpu.edu.cn

upb.cz

upb.eu

bpu.ac.lk

bup.jp

upb.ch

bup.center

ubp.edu.ar

bup.com.ua

upb.es

pbu.at

pbu.de

bpu.com.ua

upb.co

bup.io

ubp.co

bup.me

bpu.cn

ubp.cz

bup.com.mx

bpu.de

upb.si

upb.edu.co

upb.ci

upb.cc

pbu.nu

bpu.in

pbu.dk

bpu.com.pl

bup.mx

ubp.com

bpu.ch

bup.se

bup.pt

bpu.co

pbu.nl

ubp.ro

bup.sk

upb.org.br

bup.lt

upb.no

pbu.kz

upb.ac.id

bup.at

pbu.net

ubp.ca

ubp.in.ua

bup.co

ubp.com.tr

bup.ru

DNS History

20 records (7 active, 13 former)

●NSns1.google.com2020-02-06 → 2026-06-08 · 2 obs

● 2020-02-06 16:33:04
● 2026-06-08 21:28:52

●NSns2.google.com2026-02-16 → 2026-06-08 · 3 obs

○ 2020-02-06 16:33:04
● 2026-02-16 10:58:58
● 2026-06-08 21:28:52

●NSns3.google.com2026-02-16 → 2026-06-08 · 3 obs

○ 2020-02-06 16:33:04
● 2026-02-16 10:58:58
● 2026-06-08 21:28:52

●NSns4.google.com2026-02-16 → 2026-06-08 · 3 obs

○ 2020-02-06 16:33:04
● 2026-02-16 10:58:58
● 2026-06-08 21:28:52

○MXalt1.aspmx.l.google.com2020-02-06 → 2020-11-14 · 4 obs

● 2020-02-06 16:33:04
● 2020-11-14 07:04:14
○ 2021-08-06 10:39:46
○ 2026-06-08 21:28:52

○MXalt2.aspmx.l.google.com2020-02-06 → 2020-11-14 · 4 obs

● 2020-02-06 16:33:04
● 2020-11-14 07:04:14
○ 2021-08-06 10:39:46
○ 2026-06-08 21:28:52

○MXalt3.aspmx.l.google.com2020-02-06 → 2020-11-14 · 4 obs

● 2020-02-06 16:33:04
● 2020-11-14 07:04:14
○ 2021-08-06 10:39:46
○ 2026-06-08 21:28:52

○MXalt4.aspmx.l.google.com2020-02-06 → 2020-11-14 · 4 obs

● 2020-02-06 16:33:04
● 2020-11-14 07:04:14
○ 2021-08-06 10:39:46
○ 2026-06-08 21:28:52

○MXaspmx.l.google.com2020-02-06 → 2020-11-14 · 4 obs

● 2020-02-06 16:33:04
● 2020-11-14 07:04:14
○ 2021-08-06 10:39:46
○ 2026-06-08 21:28:52

●MXsmtp.google.com2021-08-06 → 2026-06-08 · 3 obs

○ 2020-11-14 07:04:14
● 2021-08-06 10:39:46
● 2026-06-08 21:28:52

○A2001:4860:4802:32::152020-02-06 → 2021-08-06 · 4 obs

● 2020-02-06 16:33:04
● 2021-08-06 10:39:46
○ 2026-02-16 10:58:58
○ 2026-06-08 21:28:52

○A2001:4860:4802:34::152020-02-06 → 2021-08-06 · 4 obs

● 2020-02-06 16:33:04
● 2021-08-06 10:39:46
○ 2026-02-16 10:58:58
○ 2026-06-08 21:28:52

○A2001:4860:4802:36::152020-02-06 → 2021-08-06 · 4 obs

● 2020-02-06 16:33:04
● 2021-08-06 10:39:46
○ 2026-02-16 10:58:58
○ 2026-06-08 21:28:52

○A2001:4860:4802:38::152020-02-06 → 2021-08-06 · 4 obs

● 2020-02-06 16:33:04
● 2021-08-06 10:39:46
○ 2026-02-16 10:58:58
○ 2026-06-08 21:28:52

○A216.239.32.212020-02-06 → 2021-08-06 · 4 obs

● 2020-02-06 16:33:04
● 2021-08-06 10:39:46
○ 2026-02-16 10:58:58
○ 2026-06-08 21:28:52

○A216.239.34.212020-02-06 → 2021-08-06 · 4 obs

● 2020-02-06 16:33:04
● 2021-08-06 10:39:46
○ 2026-02-16 10:58:58
○ 2026-06-08 21:28:52

○A216.239.36.212020-02-06 → 2021-08-06 · 4 obs

● 2020-02-06 16:33:04
● 2021-08-06 10:39:46
○ 2026-02-16 10:58:58
○ 2026-06-08 21:28:52

○A216.239.38.212020-02-06 → 2021-08-06 · 4 obs

● 2020-02-06 16:33:04
● 2021-08-06 10:39:46
○ 2026-02-16 10:58:58
○ 2026-06-08 21:28:52

●A2600:1901:0:382a::2026-02-16 → 2026-06-08 · 3 obs

○ 2021-08-06 10:39:46
● 2026-02-16 10:58:58
● 2026-06-08 21:28:52

●A34.36.0.142026-02-16 → 2026-06-08 · 3 obs

○ 2021-08-06 10:39:46
● 2026-02-16 10:58:58
● 2026-06-08 21:28:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
pub.dev	ns1.google.com, ns4.google.com, ns2.google.com, ns3.google.com	-

✅ Authoritative Response

Server:216.239.36.10

NS records: ns1.google.com, ns4.google.com, ns2.google.com, ns3.google.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pub.dev (unsigned zone)

⏱️ Timing

Total: 829ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`34.36.0.14`
AAAA	1	`2600:1901:0:382a::`
MX	1	`smtp.google.com (pri: 0)`
TXT	2	`google-site-verification=C3k_OdhshSLlONW, v=spf1 include:_spf.google.com ~all`
SOA	1	`ns1.google.com dns-admin.google.com`

Analysis

Hierarchy

pub.dev sits above staging.pub.dev, www.pub.dev and external-images.pub.dev in the domain hierarchy.

IP Addresses

pub.dev points to two IP numbers: 34.36.0.14 and 2600:1901:0:382a::.

Additional host names such as 14.0.36.34.bc.googleusercontent.com, www.pub.dev, external-images.pub.dev and pub.dartlang.org share IP numbers with pub.dev.

Name Servers

pub.dev carries NS records pointing to 4 name servers: ns1.google.com, ns2.google.com, ns3.google.com and ns4.google.com.

There is at least partial name server overlap between pub.dev and other domains — googlecanada.net, cafebots.com, alt97.beatthatquote.com and two more among them.

All four hostnames — ns1.google.com, ns2.google.com, ns3.google.com and ns4.google.com — resolve to two IP numbers apiece: ns1.google.com to 216.239.32.10 and 2001:4860:4802:32::a; ns2.google.com to 216.239.34.10 and 2001:4860:4802:34::a; ns3.google.com to 216.239.36.10 and 2001:4860:4802:36::a; ns4.google.com to 216.239.38.10 and 2001:4860:4802:38::a.

Mail Servers

Mail for pub.dev is handled by a single mail server, smtp.google.com.

pub.dev uses an identical mail server configuration to several other domains — among them templetonamericanwhiskey.com, bharat-associates.com, sophies-atelier.com and two more.

pub.dev has at least partial mail server overlap with other domains such as oculusinfinity.com, aismoney.com, graphex.com.au and two more.

The mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com are commonly seen alongside these mail servers.

smtp.google.com resolves to 9 IP addresses — 142.251.167.26, 142.251.167.27, 172.253.139.27 plus six more.