grumpyoldtechie.com - robtex.com

grumpyoldtechie.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:57f8🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:ab89🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.87.248Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.171.137🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjosh.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b7e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosh.ns.cloudflare.com
A2803:f800:50::6ca2:c17e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjosh.ns.cloudflare.com
A2a06:98c1:50::ac40:217e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjosh.ns.cloudflare.com
A108.162.193.126🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosh.ns.cloudflare.com
A172.64.33.126🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosh.ns.cloudflare.com
A173.245.59.126🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosh.ns.cloudflare.com
NSmiki.ns.cloudflare.com
A2606:4700:50::adf5:3aca🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmiki.ns.cloudflare.com
A2803:f800:50::6ca2:c0ca🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmiki.ns.cloudflare.com
A2a06:98c1:50::ac40:20ca🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmiki.ns.cloudflare.com
A108.162.192.202🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmiki.ns.cloudflare.com
A172.64.32.202🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmiki.ns.cloudflare.com
A173.245.58.202🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmiki.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c1f::1a🇺🇸 Google2607:f8b0:4004::/48
PTRpd-in-f26.1e100.net
A172.253.122.26🇺🇸 Google172.253.122.0/24
PTRbh-in-f26.1e100.net
MXalt1.aspmx.l.google.com(20)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(20)
A2607:f8b0:4023:1015::1a🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f26.1e100.net
A172.253.135.26🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
MXaspmx2.googlemail.com(40)
A2607:f8b0:4023:2801::1a🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f26.1e100.net
A192.178.128.27🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f27.1e100.net
MXaspmx3.googlemail.com(40)
A2607:f8b0:4023:1015::1b🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f27.1e100.net
A172.253.135.26🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
TXTgoogle-site-verification=Oour749ILb9GlpWDbOoZM8FWVlNd57YLPAvy4TupYzk
TXTgoogle-site-verification=z-7GDBY9UfgJ7WctYXNBr1lqADMoZuspa930MdIE034
TXTkeybase-site-verification=r2pCwJwZnhPJH0VhPJSpqvZUpRgHd8Kdl0Knc8w3kiw
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.87.248, 172.67.171.137
IPv6 hints2606:4700:3033::6815:57f8, 2606:4700:3036::ac43:ab89
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=77, name=cloudflare-ech.com
SOAjosh.ns.cloudflare.comdns@cloudflare.com serial=2400834332

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1775975732

Same first word

grumpyoldtechie.com

DNS History

18 records (11 active, 7 former)

20162017201820192020202120222023202420252026NSjosh.ns.cloudflare.commiki.ns.cloudflare.comns47.domaincontrol.comns48.domaincontrol.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA104.21.87.248172.67.171.1372606:4700:3033::6815:57f82606:4700:3036::ac43:ab89104.27.164.207104.27.165.2072400:cb00:2048:1::681b:a4cf2400:cb00:2048:1::681b:a5cf97.74.208.4
●NSjosh.ns.cloudflare.com2017-01-19 → 2026-04-12 · 3 obs
○ 2016-05-07 13:15:26
● 2017-01-19 07:44:14
● 2026-04-12 06:59:48
●NSmiki.ns.cloudflare.com2017-01-19 → 2026-04-12 · 3 obs
○ 2016-05-07 13:15:26
● 2017-01-19 07:44:14
● 2026-04-12 06:59:48
○NSns47.domaincontrol.com2015-07-22 → 2016-05-07 · 4 obs
● 2015-07-22 14:06:40
● 2016-05-07 13:15:26
○ 2017-01-19 07:44:14
○ 2026-04-12 06:59:48
○NSns48.domaincontrol.com2015-07-22 → 2016-05-07 · 4 obs
● 2015-07-22 14:06:40
● 2016-05-07 13:15:26
○ 2017-01-19 07:44:14
○ 2026-04-12 06:59:48
●MXalt1.aspmx.l.google.com2015-07-22 → 2026-04-12 · 2 obs
● 2015-07-22 14:06:40
● 2026-04-12 06:59:48
●MXalt2.aspmx.l.google.com2015-07-22 → 2026-04-12 · 2 obs
● 2015-07-22 14:06:40
● 2026-04-12 06:59:48
●MXaspmx.l.google.com2015-07-22 → 2026-04-12 · 2 obs
● 2015-07-22 14:06:40
● 2026-04-12 06:59:48
●MXaspmx2.googlemail.com2015-07-22 → 2026-04-12 · 2 obs
● 2015-07-22 14:06:40
● 2026-04-12 06:59:48
●MXaspmx3.googlemail.com2015-07-22 → 2026-04-12 · 2 obs
● 2015-07-22 14:06:40
● 2026-04-12 06:59:48
●A104.21.87.2482026-04-03 → 2026-04-12 · 3 obs
○ 2018-09-12 13:55:02
● 2026-04-03 23:21:38
● 2026-04-12 06:59:48
○A104.27.164.2072017-01-19 → 2018-09-12 · 5 obs
○ 2016-05-07 13:15:26
● 2017-01-19 07:44:14
● 2018-09-12 13:55:02
○ 2026-04-03 23:21:38
○ 2026-04-12 06:59:48
○A104.27.165.2072017-01-19 → 2018-09-12 · 5 obs
○ 2016-05-07 13:15:26
● 2017-01-19 07:44:14
● 2018-09-12 13:55:02
○ 2026-04-03 23:21:38
○ 2026-04-12 06:59:48
●A172.67.171.1372026-04-03 → 2026-04-12 · 3 obs
○ 2018-09-12 13:55:02
● 2026-04-03 23:21:38
● 2026-04-12 06:59:48
○A2400:cb00:2048:1::681b:a4cf2017-01-19 → 2018-09-12 · 5 obs
○ 2016-05-07 13:15:26
● 2017-01-19 07:44:14
● 2018-09-12 13:55:02
○ 2026-04-03 23:21:38
○ 2026-04-12 06:59:48
○A2400:cb00:2048:1::681b:a5cf2017-01-19 → 2018-09-12 · 5 obs
○ 2016-05-07 13:15:26
● 2017-01-19 07:44:14
● 2018-09-12 13:55:02
○ 2026-04-03 23:21:38
○ 2026-04-12 06:59:48
●A2606:4700:3033::6815:57f82026-04-03 → 2026-04-12 · 3 obs
○ 2018-09-12 13:55:02
● 2026-04-03 23:21:38
● 2026-04-12 06:59:48
●A2606:4700:3036::ac43:ab892026-04-03 → 2026-04-12 · 3 obs
○ 2018-09-12 13:55:02
● 2026-04-03 23:21:38
● 2026-04-12 06:59:48
○A97.74.208.42015-07-22 → 2016-05-07 · 4 obs
● 2015-07-22 14:06:40
● 2016-05-07 13:15:26
○ 2017-01-19 07:44:14
○ 2026-04-12 06:59:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net...-
grumpyoldtechie.comjosh.ns.cloudflare.com, miki.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.202

NS records: josh.ns.cloudflare.com, miki.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 181ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.87.248, 172.67.171.137
AAAA22606:4700:3033::6815:57f8, 2606:4700:3036::ac43:ab89
NS2josh.ns.cloudflare.com, miki.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...
TXT3google-site-verification=Oour749ILb9GlpW, google-site-verification=z-7GDBY9UfgJ7Wc...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1josh.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

grumpyoldtechie.com resolves to four IP numbers: 2606:4700:3033::6815:57f8, 2606:4700:3036::ac43:ab89, 104.21.87.248 and 172.67.171.137.

other host names for instance aviassist.com.au, slope2game.io, www.rrzs.net, zeroground.dk and ceyktkb.shop share IP numbers with grumpyoldtechie.com.

Name Servers

grumpyoldtechie.com is delegated to two name servers: josh.ns.cloudflare.com and miki.ns.cloudflare.com.

grumpyoldtechie.com shares the same name server setup as other domains, for example netsorf.com, cemilarslan.com, megawit.net, ngdedicated.com and ogrenciweb.com.

grumpyoldtechie.com at least partially shares name servers with other domains, for instance vaxt.az, ntx.us, boysworldwidecams.com, ccc84.com and hbdsjc.net.

These name servers are commonly used with austin.ns.cloudflare.com, vera.ns.cloudflare.com and harleigh.ns.cloudflare.com.

Host names with six IP numbers:

josh.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7e, 2803:f800:50::6ca2:c17e, 2a06:98c1:50::ac40:217e, 108.162.193.126, 172.64.33.126 and 173.245.59.126; miki.ns.cloudflare.com points to: 2606:4700:50::adf5:3aca, 2803:f800:50::6ca2:c0ca, 2a06:98c1:50::ac40:20ca, 108.162.192.202, 172.64.32.202 and 173.245.58.202.

Mail Servers

grumpyoldtechie.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

grumpyoldtechie.com shares mail servers with other domains at least partially, including ns500758.ns500759.ns500758.ns500759.ns500698.ns500698.ns500735.ns500735.ns500698.ns500735.ns500708.ns500576.ns500576.ns500652.ns500619.ns500576.trackreceptor.com, ns500693.ns500734.ns500693.ns500734.ns500699.ns500693.ns500588.ns500699.ns500693.ns500632.ns500612.ns500632.ns500612.ns500578.ns500110.dtrkdll.com, ns500731.ns500731.ns500742.ns500704.ns500742.ns500671.ns500688.ns500705.ns500678.ns500291.ns500649.ns500649.ns500291.ns500131.lustychickser.com, ns500671.ns500742.ns500671.ns500704.ns500705.ns500688.ns500704.ns500291.ns500291.ns500666.ns500131.lustychickser.com and ns500754.ns500671.ns500754.ns500742.ns500731.ns500754.ns500705.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com.

these mail servers are often used with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

aspmx2.googlemail.com points to: 2607:f8b0:4023:2801::1a and 192.178.128.27.

aspmx3.googlemail.com points to: 2607:f8b0:4023:1015::1b and 172.253.135.26.

aspmx.l.google.com points to: 2607:f8b0:4004:c1f::1a and 172.253.122.26.

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

alt2.aspmx.l.google.com points to: 2607:f8b0:4023:1015::1a and 172.253.135.26.

Names pointing to 172.253.135.26: aspmx3.googlemail.com and alt2.aspmx.l.google.com.