`properfraction.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:db8c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:263b^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.38.59^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.219.140^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bob.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b68^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c168^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bob.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2168^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bob.ns.cloudflare.com`
		A	108.162.193.104^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
		A	172.64.33.104^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
		A	173.245.59.104^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bob.ns.cloudflare.com`
NS	`leah.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a81^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c081^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2081^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leah.ns.cloudflare.com`
		A	108.162.192.129^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	172.64.32.129^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	173.245.58.129^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`
TXT	`google-site-verification=FlVuKxFnmXa3ukPm4vs-h5AsNnp5z4nUm2oeCf9uQN4`
TXT	`hubspot-developer-verification=MzZhZjI4NTMtOTFiZi00NGJiLTg1ZDUtNDdmZmNiYTM4YzEy`
TXT	`v=spf1 include:spf.messagingengine.com ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.38.59, 172.67.219.140
		IPv6 hints	2606:4700:3033::ac43:db8c, 2606:4700:3035::6815:263b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=244, name=cloudflare-ech.com
SOA	`bob.ns.cloudflare.com`dns@cloudflare.com serial=2405888863

`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=1783147461

Same first word

properfraction.com

DNS History

34 records (8 active, 26 former)

●NSbob.ns.cloudflare.com2018-08-18 → 2026-07-04 · 3 obs

○ 2017-01-29 06:55:50
● 2018-08-18 12:07:56
● 2026-07-04 06:49:40

○NSbuy.internettraffic.com2016-02-26 → 2016-02-26 · 4 obs

○ 2015-11-26 10:06:16
● 2016-02-26 22:07:44
○ 2016-06-19 17:59:40
○ 2026-07-04 06:49:40

○NSdns1.stabletransit.com2015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 22:52:02
○ 2015-11-26 10:06:16
○ 2026-07-04 06:49:40

○NSdns2.stabletransit.com2015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 22:52:02
○ 2015-11-26 10:06:16
○ 2026-07-04 06:49:40

●NSleah.ns.cloudflare.com2018-08-18 → 2026-07-04 · 3 obs

○ 2017-01-29 06:55:50
● 2018-08-18 12:07:56
● 2026-07-04 06:49:40

○NSns1.properfraction.com2016-06-19 → 2017-01-29 · 5 obs

○ 2016-02-26 22:07:44
● 2016-06-19 17:59:40
● 2017-01-29 06:55:50
○ 2018-08-18 12:07:56
○ 2026-07-04 06:49:40

○NSns2.properfraction.com2016-06-19 → 2017-01-29 · 5 obs

○ 2016-02-26 22:07:44
● 2016-06-19 17:59:40
● 2017-01-29 06:55:50
○ 2018-08-18 12:07:56
○ 2026-07-04 06:49:40

○NSnsg1.namebrightdns.com2015-11-26 → 2015-11-26 · 4 obs

○ 2015-07-04 22:52:02
● 2015-11-26 10:06:16
○ 2016-02-26 22:07:44
○ 2026-07-04 06:49:40

○NSnsg2.namebrightdns.com2015-11-26 → 2015-11-26 · 4 obs

○ 2015-07-04 22:52:02
● 2015-11-26 10:06:16
○ 2016-02-26 22:07:44
○ 2026-07-04 06:49:40

○NSsell.internettraffic.com2016-02-26 → 2016-02-26 · 4 obs

○ 2015-11-26 10:06:16
● 2016-02-26 22:07:44
○ 2016-06-19 17:59:40
○ 2026-07-04 06:49:40

○MXdc-f90c81c9a140.properfraction.com2018-08-18 → 2018-08-18 · 4 obs

○ 2016-02-26 22:07:44
● 2018-08-18 12:07:56
○ 2026-05-26 11:08:48
○ 2026-07-04 06:49:40

●MXin1-smtp.messagingengine.com2026-05-26 → 2026-07-04 · 3 obs

○ 2018-08-18 12:07:56
● 2026-05-26 11:08:48
● 2026-07-04 06:49:40

●MXin2-smtp.messagingengine.com2026-05-26 → 2026-07-04 · 3 obs

○ 2018-08-18 12:07:56
● 2026-05-26 11:08:48
● 2026-07-04 06:49:40

○MXmail1.namebrightmail.com2015-11-26 → 2015-11-26 · 4 obs

○ 2015-07-04 22:52:02
● 2015-11-26 10:06:16
○ 2016-02-26 22:07:44
○ 2026-07-04 06:49:40

○MXmail2.namebrightmail.com2015-11-26 → 2015-11-26 · 4 obs

○ 2015-07-04 22:52:02
● 2015-11-26 10:06:16
○ 2016-02-26 22:07:44
○ 2026-07-04 06:49:40

○MXmx1.emailsrvr.com2015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 22:52:02
○ 2015-11-26 10:06:16
○ 2026-07-04 06:49:40

○MXmx2.emailsrvr.com2015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 22:52:02
○ 2015-11-26 10:06:16
○ 2026-07-04 06:49:40

○A104.18.34.202018-08-18 → 2018-08-18 · 4 obs

○ 2017-01-29 06:55:50
● 2018-08-18 12:07:56
○ 2026-05-26 11:08:48
○ 2026-07-04 06:49:40

○A104.18.35.202018-08-18 → 2018-08-18 · 4 obs

○ 2017-01-29 06:55:50
● 2018-08-18 12:07:56
○ 2026-05-26 11:08:48
○ 2026-07-04 06:49:40

●A104.21.38.592026-05-26 → 2026-07-04 · 9 obs

○ 2018-08-18 12:07:56
● 2026-05-26 11:08:48
● 2026-06-01 02:42:14
○ 2026-06-03 05:25:04
○ 2026-06-04 18:17:04
● 2026-06-09 22:09:16
○ 2026-06-12 18:13:50
● 2026-06-27 11:08:54
● 2026-07-04 06:49:40

●A172.67.219.1402026-05-26 → 2026-07-04 · 9 obs

○A173.192.64.1472016-06-19 → 2017-01-29 · 5 obs

○ 2016-02-26 22:07:44
● 2016-06-19 17:59:40
● 2017-01-29 06:55:50
○ 2018-08-18 12:07:56
○ 2026-07-04 06:49:40

○A184.106.55.752015-07-04 → 2015-07-04 · 3 obs

● 2015-07-04 22:52:02
○ 2015-11-26 10:06:16
○ 2026-07-04 06:49:40

○A188.114.96.02026-06-03 → 2026-06-12 · 7 obs

○ 2026-06-01 02:42:14
● 2026-06-03 05:25:04
● 2026-06-04 18:17:04
○ 2026-06-09 22:09:16
● 2026-06-12 18:13:50
○ 2026-06-27 11:08:54
○ 2026-07-04 06:49:40

○A188.114.97.02026-06-03 → 2026-06-12 · 7 obs

○ 2026-06-01 02:42:14
● 2026-06-03 05:25:04
● 2026-06-04 18:17:04
○ 2026-06-09 22:09:16
● 2026-06-12 18:13:50
○ 2026-06-27 11:08:54
○ 2026-07-04 06:49:40

○A2400:cb00:2048:1::6812:22142018-08-18 → 2018-08-18 · 4 obs

○ 2017-01-29 06:55:50
● 2018-08-18 12:07:56
○ 2026-05-26 11:08:48
○ 2026-07-04 06:49:40

○A2400:cb00:2048:1::6812:23142018-08-18 → 2018-08-18 · 4 obs

○ 2017-01-29 06:55:50
● 2018-08-18 12:07:56
○ 2026-05-26 11:08:48
○ 2026-07-04 06:49:40

○A2606:4700:3031::ac43:db8c2026-05-26 → 2026-06-09 · 8 obs

○ 2018-08-18 12:07:56
● 2026-05-26 11:08:48
● 2026-06-01 02:42:14
○ 2026-06-03 05:25:04
○ 2026-06-04 18:17:04
● 2026-06-09 22:09:16
○ 2026-06-12 18:13:50
○ 2026-07-04 06:49:40

●A2606:4700:3033::ac43:db8c2026-06-27 → 2026-07-04 · 3 obs

○ 2026-06-12 18:13:50
● 2026-06-27 11:08:54
● 2026-07-04 06:49:40

●A2606:4700:3035::6815:263b2026-05-26 → 2026-07-04 · 9 obs

○A2a06:98c1:3120::2026-06-03 → 2026-06-12 · 7 obs

○ 2026-06-01 02:42:14
● 2026-06-03 05:25:04
● 2026-06-04 18:17:04
○ 2026-06-09 22:09:16
● 2026-06-12 18:13:50
○ 2026-06-27 11:08:54
○ 2026-07-04 06:49:40

○A2a06:98c1:3121::2026-06-03 → 2026-06-12 · 7 obs

○ 2026-06-01 02:42:14
● 2026-06-03 05:25:04
● 2026-06-04 18:17:04
○ 2026-06-09 22:09:16
● 2026-06-12 18:13:50
○ 2026-06-27 11:08:54
○ 2026-07-04 06:49:40

○A54.175.122.202015-11-26 → 2015-11-26 · 4 obs

○ 2015-07-04 22:52:02
● 2015-11-26 10:06:16
○ 2016-02-26 22:07:44
○ 2026-07-04 06:49:40

○A69.172.201.2082016-02-26 → 2016-02-26 · 4 obs

○ 2015-11-26 10:06:16
● 2016-02-26 22:07:44
○ 2016-06-19 17:59:40
○ 2026-07-04 06:49:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net...	-
properfraction.com	bob.ns.cloudflare.com, leah.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.129

NS records: bob.ns.cloudflare.com, leah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for properfraction.com (unsigned zone)

⏱️ Timing

Total: 515ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.219.140, 104.21.38.59`
AAAA	2	`2606:4700:3035::6815:263b, 2606:4700:3033::ac43:db8c`
NS	2	`bob.ns.cloudflare.com, leah.ns.cloudflare.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	3	`google-site-verification=FlVuKxFnmXa3ukP, hubspot-developer-verification=MzZhZjI4N...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bob.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

properfraction.com points to the four IP addresses 104.21.38.59, 172.67.219.140, 2606:4700:3033::ac43:db8c and 2606:4700:3035::6815:263b.

Additional host names — datamonkey.pro, omneti.com, owa.embrane.com and two others — share IP numbers with properfraction.com.

Name Servers

properfraction.com uses two name servers for its delegation: bob.ns.cloudflare.com and leah.ns.cloudflare.com.

properfraction.com shares its name server setup with other domains, including tchebyte.net, parmalat.com.ve, amacolumbus.org and two others.

The name servers of properfraction.com overlap at least partially with those of other domains — among them ignac.io, reftecindustrial.com, greenside.com.ar and two more.

These name servers commonly appear alongside the name servers mark.ns.cloudflare.com and nola.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname bob.ns.cloudflare.com directs to 108.162.193.104, 172.64.33.104 and 173.245.59.104 along with 3 other IP addresses.

Hostname leah.ns.cloudflare.com directs to 108.162.192.129, 172.64.32.129 and 173.245.58.129 along with 3 other IP addresses.

Mail Servers

properfraction.com has two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

properfraction.com shares the same mail server setup as other domains, including coder.today, emailengine.net, zarekparker.com and two others.

The mail servers for properfraction.com overlap at least partially with those of other domains, including mitigate-dal10-1414-rtbl.swiftnode.net and jeff-rosenberg.com.

Host names with 8 IP numbers:

Hostname in1-smtp.messagingengine.com directs to 103.168.172.216, 103.168.172.217 and 103.168.172.218 along with 5 other IP addresses.

Host names resolving to four IP addresses:

in2-smtp.messagingengine.com resolves to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

properfraction.com - robtex.com