`passagebio.com`

DNSSEC	⚠️ Not signed
A	162.159.129.11^{Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`betty.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`betty.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`betty.ns.cloudflare.com`
		A	108.162.192.75^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	172.64.32.75^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	173.245.58.75^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
NS	`rayden.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ca3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3a3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rayden.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23a3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rayden.ns.cloudflare.com`
		A	108.162.195.163^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
		A	162.159.44.163^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
		A	172.64.35.163^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayden.ns.cloudflare.com`
MX	`mx1-us1.ppe-hosted.com` ⭐
		A	67.231.154.162^{🇺🇸 Proofpoint67.231.154.0/24 Inc.}
			PTR	`mx1-us1.ppe-hosted.com`
		A	148.163.129.50^{🇺🇸 AS13916148.163.129.0/24 Proofpoint Inc.}
			PTR	`mx1-us1.ppe-hosted.com`
MX	`mx2-us1.ppe-hosted.com` ⭐
		A	67.231.154.163^{🇺🇸 Proofpoint67.231.154.0/24 Inc.}
			PTR	`mx2-us1.ppe-hosted.com`
		A	148.163.129.51^{🇺🇸 AS13916148.163.129.0/24 Proofpoint Inc.}
			PTR	`mx2-us1.ppe-hosted.com`
TXT	`0ed1fe018a3170ab2a6e944b8cbb7755ef7810b432`
TXT	`1e37ea7c-1b49-46fc-8842-4ab33bec1946`
TXT	`docusign=a472b1fd-3222-41a7-8f91-83ed3d8c0428`
TXT	`google-site-verification=snLN1ygUcYUT4NwHYNZIctCAMIs98PZImwj92-7BOLg`
TXT	`kn4l9pf13fkh0lpimuk255uonl`
TXT	`p2lsftaagpaotjd2n0q9oqddro`
TXT	`ppe-7e599d0bd861732a0bdfc4ae7e68b5f09c35298b`
TXT	`smartsheet-site-validation=z4ztL46UuctHU4NofF-XYZ9IavGw7MOW`
TXT	`ud87a90j0coae3uqo9l4duml64`
TXT	`v=DMARC1; p=none;`
TXT	`v=spf1 include:_spf-us.ppe-hosted.com include:spf.agiloft.com include:_spf.q4...`
SOA	`betty.ns.cloudflare.com`dns@cloudflare.com serial=2400696175

`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=1777274316

Same first word

passagebio.com

DNS History

10 records (5 active, 5 former)

●NSbetty.ns.cloudflare.com2026-02-22 → 2026-04-27 · 3 obs

○ 2017-05-11 21:41:24
● 2026-02-22 09:01:44
● 2026-04-27 07:39:10

○NSns63.domaincontrol.com2017-05-11 → 2017-05-11 · 3 obs

● 2017-05-11 21:41:24
○ 2026-02-22 09:01:44
○ 2026-04-27 07:39:10

○NSns64.domaincontrol.com2017-05-11 → 2017-05-11 · 3 obs

● 2017-05-11 21:41:24
○ 2026-02-22 09:01:44
○ 2026-04-27 07:39:10

●NSrayden.ns.cloudflare.com2026-02-22 → 2026-04-27 · 3 obs

○ 2017-05-11 21:41:24
● 2026-02-22 09:01:44
● 2026-04-27 07:39:10

○MXmailstore1.secureserver.net2017-05-11 → 2017-05-11 · 3 obs

● 2017-05-11 21:41:24
○ 2026-02-22 09:01:44
○ 2026-04-27 07:39:10

●MXmx1-us1.ppe-hosted.com2026-02-22 → 2026-04-27 · 3 obs

○ 2017-05-11 21:41:24
● 2026-02-22 09:01:44
● 2026-04-27 07:39:10

●MXmx2-us1.ppe-hosted.com2026-02-22 → 2026-04-27 · 3 obs

○ 2017-05-11 21:41:24
● 2026-02-22 09:01:44
● 2026-04-27 07:39:10

○MXsmtp.secureserver.net2017-05-11 → 2017-05-11 · 3 obs

● 2017-05-11 21:41:24
○ 2026-02-22 09:01:44
○ 2026-04-27 07:39:10

●A162.159.129.112026-02-22 → 2026-04-27 · 3 obs

○ 2017-05-11 21:41:24
● 2026-02-22 09:01:44
● 2026-04-27 07:39:10

○A184.168.221.562017-05-11 → 2017-05-11 · 3 obs

● 2017-05-11 21:41:24
○ 2026-02-22 09:01:44
○ 2026-04-27 07:39:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
passagebio.com	betty.ns.cloudflare.com, rayden.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.163

NS records: betty.ns.cloudflare.com, rayden.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for passagebio.com (unsigned zone)

⏱️ Timing

Total: 419ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`162.159.129.11`
NS	2	`betty.ns.cloudflare.com, rayden.ns.cloudflare.com`
MX	2	`mx1-us1.ppe-hosted.com (pri: 0), mx2-us1.ppe-hosted.com (pri: 0)`
TXT	11	`0ed1fe018a3170ab2a6e944b8cbb7755ef7810b4, 1e37ea7c-1b49-46fc-8842-4ab33bec1946...`
SOA	1	`betty.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

passagebio.com points to a single IP address: 162.159.129.11.

Other host names such as bxss.me.web.prd.q4inc.com.cdn.cloudflare.net, clearwaterpaper.com, mail.imaflex.com, silganholdings.com and franklinfin.com share IPs with passagebio.com.

Name Servers

Two name servers betty.ns.cloudflare.com and rayden.ns.cloudflare.com handle the delegation for passagebio.com.

passagebio.com shares the same name server setup as other domains, for example sacredservers.com, autobot77a.com, cakarnagax.com, moorenkosicecream.com and gerbangasia-up.com.

passagebio.com at least partially shares name servers with other domains, for example laborie.biz, abdulkadirefe.com.tr, trustyvin.com, autotaganka.ru and hysygroup.com.

These name servers are commonly used with dorthy.ns.cloudflare.com and piotr.ns.cloudflare.com and dayana.ns.cloudflare.com.

Host names with six IP numbers:

betty.ns.cloudflare.com points to 2606:4700:50::adf5:3a4b, 2803:f800:50::6ca2:c04b, 2a06:98c1:50::ac40:204b, 108.162.192.75, 172.64.32.75 and 173.245.58.75.

rayden.ns.cloudflare.com points to 2606:4700:58::a29f:2ca3, 2803:f800:50::6ca2:c3a3, 2a06:98c1:50::ac40:23a3, 108.162.195.163, 162.159.44.163 and 172.64.35.163.

Mail Servers

Two mail servers handle passagebio.com: mx1-us1.ppe-hosted.com and mx2-us1.ppe-hosted.com.

passagebio.com shares the same mail server setup as other domains, including bdmanagementcorp.com, skellyelectric.com, maccos.com, bluewindmills.com and rmfprinting.com.

passagebio.com shares at least some mail servers with other domains, for instance lebanon-vfd-ct.org, campbelloil.com and co.jefferson.or.us.

Host names with two IP numbers:

mx1-us1.ppe-hosted.com points to 67.231.154.162 and 148.163.129.50.

mx2-us1.ppe-hosted.com points to 67.231.154.163 and 148.163.129.51.

passagebio.com - robtex.com

passagebio.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

`passagebio.com`

`com`