programmingforstartups.com - dns.ninja

programmingforstartups.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:1aad🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:8a23🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.26.173Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.138.35🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSemily.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a9b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
A2803:f800:50::6ca2:c09b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRemily.ns.cloudflare.com
A2a06:98c1:50::ac40:209b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRemily.ns.cloudflare.com
A108.162.192.155🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
A172.64.32.155🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
A173.245.58.155🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemily.ns.cloudflare.com
NStrey.ns.cloudflare.com
A2606:4700:58::adf5:3bf2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
A2803:f800:50::6ca2:c1f2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtrey.ns.cloudflare.com
A2a06:98c1:50::ac40:21f2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtrey.ns.cloudflare.com
A108.162.193.242🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
A172.64.33.242🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
A173.245.59.242🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.26.173, 172.67.138.35
IPv6 hints2606:4700:3032::6815:1aad, 2606:4700:3033::ac43:8a23
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=82, name=cloudflare-ech.com
SOAemily.ns.cloudflare.comdns@cloudflare.com serial=2412138687

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=1786698849

Same first word

programmingforstartups.com

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSemily.ns.cloudflare.comtrey.ns.cloudflare.comns1bqx.name.comns2dhj.name.comns3gxy.name.comns4blx.name.comA104.21.26.173172.67.138.352606:4700:3032::6815:1aad2606:4700:3033::ac43:8a232606:4700:3035::ac43:8a232606:4700:3037::6815:1aad69.64.147.242
●NSemily.ns.cloudflare.com2026-03-09 → 2026-08-14 · 3 obs
○ 2017-10-13 18:20:10
● 2026-03-09 14:29:24
● 2026-08-14 09:30:00
○NSns1bqx.name.com2017-10-13 → 2017-10-13 · 3 obs
● 2017-10-13 18:20:10
○ 2026-03-09 14:29:24
○ 2026-08-14 09:30:00
○NSns2dhj.name.com2017-10-13 → 2017-10-13 · 3 obs
● 2017-10-13 18:20:10
○ 2026-03-09 14:29:24
○ 2026-08-14 09:30:00
○NSns3gxy.name.com2017-10-13 → 2017-10-13 · 3 obs
● 2017-10-13 18:20:10
○ 2026-03-09 14:29:24
○ 2026-08-14 09:30:00
○NSns4blx.name.com2017-10-13 → 2017-10-13 · 3 obs
● 2017-10-13 18:20:10
○ 2026-03-09 14:29:24
○ 2026-08-14 09:30:00
●NStrey.ns.cloudflare.com2026-03-09 → 2026-08-14 · 3 obs
○ 2017-10-13 18:20:10
● 2026-03-09 14:29:24
● 2026-08-14 09:30:00
●A104.21.26.1732026-03-09 → 2026-08-14 · 3 obs
○ 2017-10-13 18:20:10
● 2026-03-09 14:29:24
● 2026-08-14 09:30:00
●A172.67.138.352026-03-09 → 2026-08-14 · 3 obs
○ 2017-10-13 18:20:10
● 2026-03-09 14:29:24
● 2026-08-14 09:30:00
●A2606:4700:3032::6815:1aad2026-07-08 → 2026-08-14 · 3 obs
○ 2026-03-09 14:29:24
● 2026-07-08 18:58:30
● 2026-08-14 09:30:00
●A2606:4700:3033::ac43:8a232026-07-08 → 2026-08-14 · 3 obs
○ 2026-03-09 14:29:24
● 2026-07-08 18:58:30
● 2026-08-14 09:30:00
○A2606:4700:3035::ac43:8a232026-03-09 → 2026-03-09 · 4 obs
○ 2017-10-13 18:20:10
● 2026-03-09 14:29:24
○ 2026-07-08 18:58:30
○ 2026-08-14 09:30:00
○A2606:4700:3037::6815:1aad2026-03-09 → 2026-03-09 · 4 obs
○ 2017-10-13 18:20:10
● 2026-03-09 14:29:24
○ 2026-07-08 18:58:30
○ 2026-08-14 09:30:00
○A69.64.147.2422015-05-31 → 2017-10-13 · 4 obs
● 2015-05-31 22:40:50
● 2017-10-13 18:20:10
○ 2026-03-09 14:29:24
○ 2026-08-14 09:30:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
programmingforstartups.comemily.ns.cloudflare.com, trey.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.155

NS records: emily.ns.cloudflare.com, trey.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for programmingforstartups.com (unsigned zone)

⏱️ Timing

Total: 147ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.138.35, 104.21.26.173
AAAA22606:4700:3033::ac43:8a23, 2606:4700:3032::6815:1aad
NS2emily.ns.cloudflare.com, trey.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1emily.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

programmingforstartups.com points to the four IP addresses 104.21.26.173, 172.67.138.35, 2606:4700:3032::6815:1aad and 2606:4700:3033::ac43:8a23.

shiny-wilds-casinos.site, upahhslota.shop, www.wrimoveis.net.br plus two other host names have IP numbers in common with programmingforstartups.com.

Name Servers

programmingforstartups.com uses two name servers for its delegation: emily.ns.cloudflare.com and trey.ns.cloudflare.com.

The name server configuration of programmingforstartups.com is shared with other domains, for instance iptvgeo.com, b2bgames.online, 10trade.com and two others.

There is at least partial name server overlap between programmingforstartups.com and other domains — naturalizer.co.il, derlish.com, spinzaexchange.co.uk and two more among them.

These name servers are routinely deployed together with the name servers sloan.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname emily.ns.cloudflare.com directs to 108.162.192.155, 172.64.32.155 and 173.245.58.155 along with 3 other IP addresses.

Hostname trey.ns.cloudflare.com directs to 108.162.193.242, 172.64.33.242 and 173.245.59.242 along with 3 other IP addresses.