`devguide.square.com`

	CNAME	`squareup.github.io`
	DNSSEC	⚠️ Not signed
	A	2606:50c0:8000::153^{🇺🇸 Fastly2606:50c0:8000::/48 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
	A	2606:50c0:8001::153^{🇺🇸 Fastly2606:50c0:8001::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
	A	2606:50c0:8002::153^{🇺🇸 Fastly2606:50c0:8002::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
	A	2606:50c0:8003::153^{🇺🇸 Fastly2606:50c0:8003::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
	A	185.199.108.153^{🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24}
	A	185.199.109.153^{🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24}
	A	185.199.110.153^{🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24}
	A	185.199.111.153^{🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24}

`square.com`

	DNSSEC	⚠️ Not signed
	A	162.159.140.28^{Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	172.66.0.28^{🇺🇸 Cloudflare172.66.0.0/22 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	NS	`ns-1248.awsdns-28.org` ⭐
	NS	`ns-1816.awsdns-35.co.uk`
	NS	`ns-311.awsdns-38.com`
	NS	`ns-810.awsdns-37.net`
	MX	`inbound-smtp.us-west-2.amazonaws.com` ⭐
	TXT	`467A-B615-AF60-8255-D1E9-9769-DE6E-4BC0`
	TXT	`ZOOM_verify_j-qqPX2QQAW03jG8OUDKEA`
	TXT	`google-site-verification=5lYFFzJJC3rndNcajZcEv1ZvgsnDFi4HE2UI_QbVBbg`
	TXT	`google-site-verification=7lzstO1Vr0KuKp92XBTZPOnzf0B90g1PYir6aOZ6BuY`
	TXT	`v=spf1 include:square.com._nspf.vali.email include:%{i}._ip.%{h}._ehlo.%{d}._...`
	SOA	`ns-1248.awsdns-28.org`ops+dns@squareup.com serial=1

WOT: SAFE (66/100)
rank #180324 globally
rank #74189 in the tld
🔒 HSTS Preload (+subdomains)
WOT: SAFE (86/100)
📈 Tranco rank: #82,185

Same first word

devguide.at

devguide.de

devguide.me

devguide.com

devguide.net

Similar names

guidedev.com

edvguide.de

guidedve.com

guidedev.blogspot.in

DNS History

1 record (1 active, 0 former)

●CNAMEsquareup.github.io2026-02-20 → 2026-03-14 · 2 obs

● 2026-02-20 02:28:30
● 2026-03-14 10:28:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
square.com	ns-311.awsdns-38.com, ns-810.awsdns-37.net, ns-1816.awsdns-35.co.uk, ns-1248.awsdns-28.org	1 record
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-
square.com	ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net	-

✅ Authoritative Response

Server: 205.251.193.55

NS records: ns-1248.awsdns-28.org, ns-1816.awsdns-35.co.uk, ns-311.awsdns-38.com, ns-810.awsdns-37.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for square.com (unsigned zone)

⏱️ Timing

Total: 1336ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`squareup.github.io`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-311.awsdns-38.com)

Analysis

IP Addresses

devguide.square.com maps to eight IPs: 2606:50c0:8000::153, 2606:50c0:8001::153, 2606:50c0:8002::153, 2606:50c0:8003::153, 185.199.108.153, 185.199.109.153, 185.199.110.153 and 185.199.111.153.

Other host names, for instance jasonferrier.com, mattedgar.com, buleye.com, nosuits.net and eletronicautomacoes.com.br share IP numbers with devguide.square.com.

devguide.square.com - robtex.com