webduplicate.appspot.com - robtex.com

webduplicate.appspot.com

DNSSEC⚠️ Not signed
A2607:f8b0:4006:812::2014🇺🇸 Google2607:f8b0:4006::/48
PTRlga34s16-in-x14.1e100.net
PTRpnlgaa-ax-in-x14.1e100.net
A142.250.68.212🇺🇸 Google142.250.68.0/24
MXgmr-smtp-in.l.google.com ⭐
A2607:f8b0:4004:c0b::e🇺🇸 Google2607:f8b0:4004::/48
PTRbj-in-f14.1e100.net
A142.250.31.14🇺🇸 Google142.250.31.0/24
PTRbj-in-f14.1e100.net
MXalt1.gmr-smtp-in.l.google.com(10)
A2800:3f0:4003:c0f::e🇨🇱 Google2800:3f0:4003::/48
A108.177.123.14🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f14.1e100.net
MXalt2.gmr-smtp-in.l.google.com(20)
A2a00:1450:400b:c02::e🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f14.1e100.net
A172.253.116.14🇺🇸 Google172.253.116.0/24
PTRdj-in-f14.1e100.net
MXalt3.gmr-smtp-in.l.google.com(30)
A2a00:1450:4009:c0f::e🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f14.1e100.net
A192.178.223.14🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f14.1e100.net
MXalt4.gmr-smtp-in.l.google.com(40)
A2a00:1450:400c:c00::e🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f14.1e100.net
PTRws-in-x0e.1e100.net
A173.194.76.14🇺🇸 Google173.194.76.0/24
PTRws-in-f14.1e100.net

appspot.com

DNSSEC⚠️ Not signed
A2607:f8b0:4006:805::200e🇺🇸 Google2607:f8b0:4006::/48
A142.251.45.174🇺🇸 Google142.251.45.0/24
NSns1.google.com ⭐
NSns2.google.com
NSns3.google.com
NSns4.google.com
TXTv=spf1 -all
TXTIPROTA_D29304-(0x585858)
SOAns1.google.comdns-admin@google.com serial=898503807
rank #608 globally
rank #360 in the tld
This domain, "appspot.com", is associated with Google Cloud services, specifically for Google App Engine applications. The Google App Engine is a cloud computing platform for developing and hosting web applications in Google-managed data centers. Each app hosted on this platform gets its own unique subdomain on "appspot.com".WOT: SAFE (82/100)
📈 Tranco rank: #708
appspot.com - Tranco Rank (30d: ↓-86)589600650700739Mar 1Mar 11Mar 21Mar 31Apr 10Rank#622#708

Google App Engine Hosting Domain

appspot.com is the default hosting domain for applications deployed on Google App Engine, Google Cloud's fully managed serverless platform for developing and hosting web applications at scale. When developers deploy an application to App Engine, it is automatically assigned a subdomain under appspot.com (e.g.,myproject.appspot.com).

Key Features of App Engine

  • Serverless Architecture – No server management required; Google handles infrastructure
  • Automatic Scaling – Capacity adjusts dynamically based on traffic demand
  • Multi-Language Support – Python, Go, Java, Node.js, PHP, Ruby, and .NET
  • Two Environments – Standard (pre-configured runtimes) and Flexible (custom containers)

DNS Infrastructure

The domain is hosted entirely on Google's infrastructure:

Record TypeDetails
Nameserversns1-4.google.com (AS15169)
IPv4Multiple IPs in 192.178.155.x range
IPv62607:f8b0:4004:c23::/64
SPFv=spf1 -all(no mail sent from this domain)
DNSSECNot signed

App Engine was one of the first Platform-as-a-Service (PaaS) offerings when Google launched it in 2008, predating competitors like Heroku and AWS Elastic Beanstalk. Today it remains a core component of Google Cloud Platform, serving millions of applications worldwide.

Same first word

webduplicate.appspot.com

DNS History

44 records (7 active, 37 former)

20162017201820192020202120222023202420252026MXalt1.gmr-smtp-in.l.google.comalt2.gmr-smtp-in.l.google.comalt3.gmr-smtp-in.l.google.comalt4.gmr-smtp-in.l.google.comgmr-smtp-in.l.google.comA142.250.68.2122607:f8b0:4006:812::2014142.250.151.153142.250.188.20142.251.111.153142.251.214.116142.251.32.180142.251.35.84173.194.67.141173.194.72.141173.194.79.1412001:4860:400b:c01::8d216.58.192.17216.58.210.81216.58.217.1452404:6800:4003:c01::8d2404:6800:4008:c01::8d2607:f8b0:4004:80d::20112607:f8b0:4004:c19::992607:f8b0:4005:801::20112607:f8b0:4006:803::20142607:f8b0:4007:804::20142607:f8b0:4007:807::20142607:f8b0:4007:80c::20142607:f8b0:400a:808::20112607:f8b0:400d:c03::8d2607:f8b0:400e:c01::8d2800:3f0:4003:c00::8d2a00:1450:4009:801::20112a00:1450:4009:c13::992a00:1450:400b:c02::8d2a00:1450:400c:c05::8d64.233.171.14164.233.186.14174.125.130.14174.125.20.14174.125.24.141CNAMEappspot-preview.l.google.comappspot.l.google.com
●MXalt1.gmr-smtp-in.l.google.com2015-10-22 → 2026-04-12 · 5 obs
● 2015-10-22 12:14:28
● 2016-10-07 15:18:44
○ 2017-09-03 23:31:50
● 2026-02-25 17:24:22
● 2026-04-12 23:38:16
●MXalt2.gmr-smtp-in.l.google.com2015-10-22 → 2026-04-12 · 5 obs
● 2015-10-22 12:14:28
● 2016-10-07 15:18:44
○ 2017-09-03 23:31:50
● 2026-02-25 17:24:22
● 2026-04-12 23:38:16
●MXalt3.gmr-smtp-in.l.google.com2015-10-22 → 2026-04-12 · 5 obs
● 2015-10-22 12:14:28
● 2016-10-07 15:18:44
○ 2017-09-03 23:31:50
● 2026-02-25 17:24:22
● 2026-04-12 23:38:16
●MXalt4.gmr-smtp-in.l.google.com2015-10-22 → 2026-04-12 · 5 obs
● 2015-10-22 12:14:28
● 2016-10-07 15:18:44
○ 2017-09-03 23:31:50
● 2026-02-25 17:24:22
● 2026-04-12 23:38:16
●MXgmr-smtp-in.l.google.com2015-10-22 → 2026-04-12 · 5 obs
● 2015-10-22 12:14:28
● 2016-10-07 15:18:44
○ 2017-09-03 23:31:50
● 2026-02-25 17:24:22
● 2026-04-12 23:38:16
○A142.250.151.1532026-02-25 → 2026-02-25 · 4 obs
○ 2017-09-03 23:31:50
● 2026-02-25 17:24:22
○ 2026-02-26 18:19:58
○ 2026-04-12 23:38:16
○A142.250.188.202026-04-07 → 2026-04-07 · 3 obs
○ 2026-04-02 00:40:18
● 2026-04-07 16:03:04
○ 2026-04-12 23:38:16
●A142.250.68.2122026-04-12 → 2026-04-12 · 2 obs
○ 2026-04-07 16:03:04
● 2026-04-12 23:38:16
○A142.251.111.1532026-03-06 → 2026-03-06 · 4 obs
○ 2026-02-26 18:19:58
● 2026-03-06 04:05:18
○ 2026-04-02 00:40:18
○ 2026-04-12 23:38:16
○A142.251.214.1162026-04-02 → 2026-04-02 · 4 obs
○ 2026-03-06 04:05:18
● 2026-04-02 00:40:18
○ 2026-04-07 16:03:04
○ 2026-04-12 23:38:16
○A142.251.32.1802026-02-25 → 2026-04-12 · 2 obs
○ 2026-02-25 17:24:22
○ 2026-04-12 23:38:16
○A142.251.35.842026-02-26 → 2026-02-26 · 4 obs
○ 2026-02-25 17:24:22
● 2026-02-26 18:19:58
○ 2026-03-06 04:05:18
○ 2026-04-12 23:38:16
○A173.194.67.1412015-10-22 → 2015-10-22 · 4 obs
○ 2015-05-08 09:24:04
● 2015-10-22 12:14:28
○ 2015-12-30 00:10:18
○ 2026-04-12 23:38:16
○A173.194.72.1412015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A173.194.79.1412015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A2001:4860:400b:c01::8d2015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A216.58.192.172016-02-08 → 2016-10-07 · 5 obs
○ 2016-01-18 14:59:28
● 2016-02-08 09:37:06
● 2016-10-07 15:18:44
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A216.58.210.812015-12-30 → 2015-12-30 · 4 obs
○ 2015-10-22 12:14:28
● 2015-12-30 00:10:18
○ 2016-01-18 14:59:28
○ 2026-04-12 23:38:16
○A216.58.217.1452016-01-18 → 2016-01-18 · 4 obs
○ 2015-12-30 00:10:18
● 2016-01-18 14:59:28
○ 2016-02-08 09:37:06
○ 2026-04-12 23:38:16
○A2404:6800:4003:c01::8d2015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A2404:6800:4008:c01::8d2015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A2607:f8b0:4004:80d::20112016-01-18 → 2016-01-18 · 4 obs
○ 2015-12-30 00:10:18
● 2016-01-18 14:59:28
○ 2016-02-08 09:37:06
○ 2026-04-12 23:38:16
○A2607:f8b0:4004:c19::992026-03-06 → 2026-03-06 · 4 obs
○ 2026-02-26 18:19:58
● 2026-03-06 04:05:18
○ 2026-04-02 00:40:18
○ 2026-04-12 23:38:16
○A2607:f8b0:4005:801::20112016-02-08 → 2016-10-07 · 6 obs
○ 2016-01-18 14:59:28
● 2016-02-08 09:37:06
○ 2016-08-18 20:04:56
● 2016-10-07 15:18:44
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A2607:f8b0:4006:803::20142026-04-07 → 2026-04-07 · 3 obs
○ 2026-04-02 00:40:18
● 2026-04-07 16:03:04
○ 2026-04-12 23:38:16
●A2607:f8b0:4006:812::20142026-04-12 → 2026-04-12 · 2 obs
○ 2026-04-07 16:03:04
● 2026-04-12 23:38:16
○A2607:f8b0:4007:804::20142026-02-26 → 2026-02-26 · 4 obs
○ 2026-02-25 17:24:22
● 2026-02-26 18:19:58
○ 2026-03-06 04:05:18
○ 2026-04-12 23:38:16
○A2607:f8b0:4007:807::20142026-02-25 → 2026-04-12 · 2 obs
○ 2026-02-25 17:24:22
○ 2026-04-12 23:38:16
○A2607:f8b0:4007:80c::20142026-04-02 → 2026-04-02 · 4 obs
○ 2026-03-06 04:05:18
● 2026-04-02 00:40:18
○ 2026-04-07 16:03:04
○ 2026-04-12 23:38:16
○A2607:f8b0:400a:808::20112016-08-18 → 2016-08-18 · 4 obs
○ 2016-02-08 09:37:06
● 2016-08-18 20:04:56
○ 2016-10-07 15:18:44
○ 2026-04-12 23:38:16
○A2607:f8b0:400d:c03::8d2015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A2607:f8b0:400e:c01::8d2015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A2800:3f0:4003:c00::8d2015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A2a00:1450:4009:801::20112015-12-30 → 2015-12-30 · 4 obs
○ 2015-10-22 12:14:28
● 2015-12-30 00:10:18
○ 2016-01-18 14:59:28
○ 2026-04-12 23:38:16
○A2a00:1450:4009:c13::992026-02-25 → 2026-02-25 · 4 obs
○ 2017-09-03 23:31:50
● 2026-02-25 17:24:22
○ 2026-02-26 18:19:58
○ 2026-04-12 23:38:16
○A2a00:1450:400b:c02::8d2015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A2a00:1450:400c:c05::8d2015-10-22 → 2015-10-22 · 4 obs
○ 2015-05-08 09:24:04
● 2015-10-22 12:14:28
○ 2015-12-30 00:10:18
○ 2026-04-12 23:38:16
○A64.233.171.1412015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A64.233.186.1412015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A74.125.130.1412015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A74.125.20.1412015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○A74.125.24.1412015-05-08 → 2015-05-08 · 3 obs
● 2015-05-08 09:24:04
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16
○CNAMEappspot-preview.l.google.com2017-09-03 → 2017-09-03 · 4 obs
○ 2016-10-07 15:18:44
● 2017-09-03 23:31:50
○ 2026-02-25 17:24:22
○ 2026-04-12 23:38:16
○CNAMEappspot.l.google.com2015-05-08 → 2016-10-07 · 4 obs
● 2015-05-08 09:24:04
● 2016-10-07 15:18:44
○ 2017-09-03 23:31:50
○ 2026-04-12 23:38:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comh.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net...-
appspot.comns2.google.com, ns1.google.com, ns3.google.com, ns4.google.com8 records

✅ Authoritative Response

Server:216.239.34.10

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for appspot.com (unsigned zone)

⏱️ Timing

Total: 257ms | Queries: -

📄 Records

TypeCountSample Data
A1142.250.68.212
AAAA12607:f8b0:4006:812::2014
MX5gmr-smtp-in.l.google.com (pri: 5), alt2.gmr-smtp-in.l.google.com (pri: 20)...

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns2.google.com, ns2.google.com, ns1.google.com...)

Analysis

IP Addresses

webduplicate.appspot.com points to two IP numbers: 2607:f8b0:4006:812::2014 and 142.250.68.212.

Other host names such as 116profile.rus.filerusik.appspot.com, titan-game-qa.iy9erpxzoaz.appspot.com, etsluemuulkyezcn-dot-millinium.ey.r.appspot.com, www.cqdajian.com--showsiteinf.appspot.com--www.showsiteinf.appspot.com and luanlun97.com--showsiteinf.appspot.com--www.showsiteinf.appspot.com share IPs with webduplicate.appspot.com.

Mail Servers

webduplicate.appspot.com is handled by five mail servers: gmr-smtp-in.l.google.com, alt1.gmr-smtp-in.l.google.com, alt2.gmr-smtp-in.l.google.com, alt3.gmr-smtp-in.l.google.com and alt4.gmr-smtp-in.l.google.com.

webduplicate.appspot.com shares at least partially some mail servers with other domains, for instance ayvtyolisoayatofdfcoobawhuzitjmlcbkg-dot-solar-vertex-285913.rj.r.appspot.com, 147.255.76.10--showsiteinf.appspot.com--www.showsiteinf.appspot.com, hrmkgtclyshhzcko-dot-millinium.ey.r.appspot.com, appcozyme.appspot.com and pxdnjxdyddygdbnffrwxbodrbk-dot-gl9393jan.uk.r.appspot.com.

Host names with two IP numbers

Each host name points to two IP numbers:

gmr-smtp-in.l.google.com points to 2607:f8b0:4004:c0b::e and 142.250.31.14

alt1.gmr-smtp-in.l.google.com points to 2800:3f0:4003:c0f::e and 108.177.123.14

alt2.gmr-smtp-in.l.google.com points to 2a00:1450:400b:c02::e and 172.253.116.14

alt3.gmr-smtp-in.l.google.com points to 2a00:1450:4009:c0f::e and 192.178.223.14

alt4.gmr-smtp-in.l.google.com points to 2a00:1450:400c:c00::e and 173.194.76.14