code4history.dev - robtex.com

code4history.dev

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:c011🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:1463🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.20.99Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.192.17🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSduke.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b6e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A2803:f800:50::6ca2:c16e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRduke.ns.cloudflare.com
A2a06:98c1:50::ac40:216e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRduke.ns.cloudflare.com
A108.162.193.110🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A172.64.33.110🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A173.245.59.110🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
NSivy.ns.cloudflare.com
A2606:4700:50::adf5:3a78🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivy.ns.cloudflare.com
A2803:f800:50::6ca2:c078🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRivy.ns.cloudflare.com
A2a06:98c1:50::ac40:2078🇺🇸 Cloudflare2a06:98c1:50::/45
PTRivy.ns.cloudflare.com
A108.162.192.120🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivy.ns.cloudflare.com
A172.64.32.120🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivy.ns.cloudflare.com
A173.245.58.120🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRivy.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c27::1b🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadsk-in-f27.1e100.net
A142.251.16.27🇺🇸 Google142.251.16.0/24
PTRbl-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
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
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:3003::1a🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.26🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4003:c4a::1a🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f26.1e100.net
A142.251.96.27🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f27.1e100.net
TXTgoogle-site-verification=fMI9PYrQ4-c6eAy5Hq6aWqqwAhWaoUQjSndrfWHIjIw
TXTgoogle-site-verification=hn(0x666150)EMmraogN0YGaE32hGNsU9OpQydI7F2P6usuLdM
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.20.99, 172.67.192.17
IPv62606:4700:3031::ac43:c011, 2606:4700:3032::6815:1463
SOAduke.ns.cloudflare.comdns@cloudflare.com serial=2399022163

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

code4history.dev

DNS History

15 records (11 active, 4 former)

NSduke.ns.cloudflare.comivy.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.21.20.99172.67.192.172606:4700:3031::ac43:c0112606:4700:3032::6815:1463188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSduke.ns.cloudflare.com2026-03-25 → 2026-03-29 · 2 obs
● 2026-03-25 19:06:18
● 2026-03-29 11:21:24
●NSivy.ns.cloudflare.com2026-03-25 → 2026-03-29 · 2 obs
● 2026-03-25 19:06:18
● 2026-03-29 11:21:24
●MXalt1.aspmx.l.google.com2026-03-25 → 2026-03-29 · 2 obs
● 2026-03-25 19:06:18
● 2026-03-29 11:21:24
●MXalt2.aspmx.l.google.com2026-03-25 → 2026-03-29 · 2 obs
● 2026-03-25 19:06:18
● 2026-03-29 11:21:24
●MXalt3.aspmx.l.google.com2026-03-25 → 2026-03-29 · 2 obs
● 2026-03-25 19:06:18
● 2026-03-29 11:21:24
●MXalt4.aspmx.l.google.com2026-03-25 → 2026-03-29 · 2 obs
● 2026-03-25 19:06:18
● 2026-03-29 11:21:24
●MXaspmx.l.google.com2026-03-25 → 2026-03-29 · 2 obs
● 2026-03-25 19:06:18
● 2026-03-29 11:21:24
●A104.21.20.992026-03-29 → 2026-03-29 · 2 obs
○ 2026-03-25 19:06:18
● 2026-03-29 11:21:24
●A172.67.192.172026-03-29 → 2026-03-29 · 2 obs
○ 2026-03-25 19:06:18
● 2026-03-29 11:21:24
○A188.114.96.02026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 19:06:18
○ 2026-03-29 11:21:24
○A188.114.97.02026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 19:06:18
○ 2026-03-29 11:21:24
●A2606:4700:3031::ac43:c0112026-03-29 → 2026-03-29 · 2 obs
○ 2026-03-25 19:06:18
● 2026-03-29 11:21:24
●A2606:4700:3032::6815:14632026-03-29 → 2026-03-29 · 2 obs
○ 2026-03-25 19:06:18
● 2026-03-29 11:21:24
○A2a06:98c1:3120::2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 19:06:18
○ 2026-03-29 11:21:24
○A2a06:98c1:3121::2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 19:06:18
○ 2026-03-29 11:21:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
code4history.devivy.ns.cloudflare.com, duke.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.110

NS records: ivy.ns.cloudflare.com, duke.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for code4history.dev (unsigned zone)

⏱️ Timing

Total: 769ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.20.99, 172.67.192.17
AAAA22606:4700:3032::6815:1463, 2606:4700:3031::ac43:c011
NS2duke.ns.cloudflare.com, ivy.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT3google-site-verification=fMI9PYrQ4-c6eAy, google-site-verification=hn(0x666150)EMmraogN0Y...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1duke.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

code4history.dev maps to four IP numbers: 2606:4700:3031::ac43:c011, 2606:4700:3032::6815:1463, 104.21.20.99 and 172.67.192.17.

Other host names such as www.vertex-g.jp, sozkocaeli.com, casinozondercruks-online.com, khatrimazahd.shop and apiregu.top share IPs with code4history.dev.

Name Servers

Two name servers duke.ns.cloudflare.com and ivy.ns.cloudflare.com handle the delegation for code4history.dev.

code4history.dev shares the same name server setup as other domains, for example cytodetox.com, outletbicocca.com, detoxification.guru, culturecodemarketing.com and achievedegree.com.

code4history.dev at least partially shares name servers with other domains, for example gslglobal.ca, reftek.com, goog1e681.com, chefsmkt.com and mycurrencytransfer.com.

These name servers are often used together with rob.ns.cloudflare.com and martha.ns.cloudflare.com.

Host names with six IP numbers:

duke.ns.cloudflare.com points to 2606:4700:58::adf5:3b6e, 2803:f800:50::6ca2:c16e, 2a06:98c1:50::ac40:216e, 108.162.193.110, 172.64.33.110 and 173.245.59.110.

ivy.ns.cloudflare.com points to 2606:4700:50::adf5:3a78, 2803:f800:50::6ca2:c078, 2a06:98c1:50::ac40:2078, 108.162.192.120, 172.64.32.120 and 173.245.58.120.

Mail Servers

code4history.dev is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

code4history.dev shares at least partially some mail servers with other domains, for instance ns500724.ns500599.ns500737.ns500724.ns500737.ns500599.ns500724.ns500697.ns500697.www.yummyflingsfinder.com, ns500765.ns500765.ns500693.ns500699.ns500699.ns500699.ns500699.ns500588.ns500588.ns500693.ns500683.ns500632.ns500588.dtrkdll.com, ffpak.org.pk, ns500699.ns500765.ns500734.ns500699.ns500693.ns500693.ns500588.ns500683.ns500683.ns500612.ns500112.dtrkdll.com and ns500759.ns500758.ns500758.ns500758.ns500736.ns500735.ns500736.ns500735.ns500708.ns500576.ns500576.ns500708.ns500698.ns500619.ns500652.ns500576.trackreceptor.com.

these mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers

Each host name points to two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4004:c27::1b and 142.251.16.27

alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.26

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

alt3.aspmx.l.google.com points to 2607:f8b0:4023:3003::1a and 172.253.145.26

alt4.aspmx.l.google.com points to 2607:f8b0:4003:c4a::1a and 142.251.96.27