`guide-bio.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:c78d^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:3485^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.52.133^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.199.141^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`joyce.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:260e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joyce.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c20e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joyce.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:220e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joyce.ns.cloudflare.com`
		A	108.162.194.14^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joyce.ns.cloudflare.com`
		A	162.159.38.14^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joyce.ns.cloudflare.com`
		A	172.64.34.14^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joyce.ns.cloudflare.com`
NS	`robert.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c8c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robert.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c38c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`robert.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:238c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`robert.ns.cloudflare.com`
		A	108.162.195.140^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robert.ns.cloudflare.com`
		A	162.159.44.140^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robert.ns.cloudflare.com`
		A	172.64.35.140^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robert.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=5WLutOg-Qz2qAgrcROaDLnbTcKNNW3UAzXdAQ1k68QM`
TXT	`v=spf1 include:_spf.google.com -all`
TXT	`x3wm7554yt6tjacfhlam`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.52.133, 172.67.199.141
		IPv6 hints	2606:4700:3031::ac43:c78d, 2606:4700:3036::6815:3485
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=68, name=cloudflare-ech.com
SOA	`joyce.ns.cloudflare.com`dns@cloudflare.com serial=2408968667

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786556964

Same first word

guide-bio.net

DNS History

16 records (11 active, 5 former)

●NSjoyce.ns.cloudflare.com2026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

○NSns-canada.topdns.com2015-06-22 → 2017-01-27 · 3 obs

● 2015-06-22 14:42:54
● 2017-01-27 05:26:14
○ 2026-08-12 18:05:42

○NSns-uk.topdns.com2015-06-22 → 2017-01-27 · 3 obs

● 2015-06-22 14:42:54
● 2017-01-27 05:26:14
○ 2026-08-12 18:05:42

○NSns-usa.topdns.com2015-06-22 → 2017-01-27 · 3 obs

● 2015-06-22 14:42:54
● 2017-01-27 05:26:14
○ 2026-08-12 18:05:42

●NSrobert.ns.cloudflare.com2026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

●MXalt1.aspmx.l.google.com2026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

●MXalt2.aspmx.l.google.com2026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

●MXalt3.aspmx.l.google.com2026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

●MXalt4.aspmx.l.google.com2026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

●MXaspmx.l.google.com2026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

○MXguide-bio.com2015-06-22 → 2017-01-27 · 3 obs

● 2015-06-22 14:42:54
● 2017-01-27 05:26:14
○ 2026-08-12 18:05:42

●A104.21.52.1332026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

●A172.67.199.1412026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

○A212.129.49.2242015-06-22 → 2017-01-27 · 3 obs

● 2015-06-22 14:42:54
● 2017-01-27 05:26:14
○ 2026-08-12 18:05:42

●A2606:4700:3031::ac43:c78d2026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

●A2606:4700:3036::6815:34852026-08-12 → 2026-08-12 · 2 obs

○ 2017-01-27 05:26:14
● 2026-08-12 18:05:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
guide-bio.com	joyce.ns.cloudflare.com, robert.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.14

NS records: joyce.ns.cloudflare.com, robert.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for guide-bio.com (unsigned zone)

⏱️ Timing

Total: 76ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.199.141, 104.21.52.133`
AAAA	2	`2606:4700:3036::6815:3485, 2606:4700:3031::ac43:c78d`
NS	2	`joyce.ns.cloudflare.com, robert.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`google-site-verification=5WLutOg-Qz2qAgr, v=spf1 include:_spf.google.com -all...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`joyce.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

guide-bio.com has four IP addresses: 104.21.52.133, 172.67.199.141, 2606:4700:3031::ac43:c78d and 2606:4700:3036::6815:3485.

Additional host names — openai-lxd-503-hz.lxd2022.workers.dev, kenblack.com, katerchrisman.com and two others — share IP numbers with guide-bio.com.

Name Servers

guide-bio.com uses two name servers for its delegation: joyce.ns.cloudflare.com and robert.ns.cloudflare.com.

guide-bio.com shares its name server setup with other domains, including affcatalog.com, kinogo-fil.net, ameteo.net and two others.

guide-bio.com partially shares its NS delegation with several other domains, including vertexdrive.ca, joinrmlg.com, deitti.fi and two others.

These name servers are frequently paired with the name servers jermaine.ns.cloudflare.com, archer.ns.cloudflare.com, david.ns.cloudflare.com and two others.

Host names with 6 IP numbers:

Hostname joyce.ns.cloudflare.com directs to 108.162.194.14, 162.159.38.14 and 172.64.34.14 along with 3 other IP addresses.

Hostname robert.ns.cloudflare.com directs to 108.162.195.140, 162.159.44.140 and 172.64.35.140 along with 3 other IP addresses.

Mail Servers

Mail for guide-bio.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

guide-bio.com shares mail servers — at least in part — with other domains, including juliekinglaw.com, she-llp.com, ida.cl and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com directs traffic to 142.250.31.26 and 2607:f8b0:4004:c1d::1b.

alt1.aspmx.l.google.com directs traffic to 192.178.234.27 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1a.

guide-bio.com - robtex.com

guide-bio.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`guide-bio.com`

`com`