`jeffd.org`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3031::6815:3ab3^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:a269^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.58.179^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.162.105^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alec.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alec.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alec.ns.cloudflare.com`
		A	108.162.193.59^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
		A	172.64.33.59^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
		A	173.245.59.59^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alec.ns.cloudflare.com`
NS	`serena.ns.cloudflare.com`
		A	2606:4700:50::adf5:3adc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0dc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`serena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20dc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`serena.ns.cloudflare.com`
		A	108.162.192.220^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	172.64.32.220^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.ns.cloudflare.com`
		A	173.245.58.220^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`serena.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=T8N2rIiE8Gnwvn1pSWiIo3mNuFRHG2Lb8AaFFY8W8pk`
TXT	`openai-domain-verification=dv-F60yUZevVqZN19CYyIUafU0c`
TXT	`v=spf1 include:spf.messagingengine.com ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.58.179, 172.67.162.105
		IPv6	2606:4700:3031::6815:3ab3, 2606:4700:3036::ac43:a269
SOA	`alec.ns.cloudflare.com`dns@cloudflare.com serial=2396757601

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1771291736

WOT: SAFE (60/100)

Same first word

jeffd.com

jeffd.org

Similar names

fedjf.fr

djeff.nl

djeff.dk

DNS History

41 records (8 active, 33 former)

●NSalec.ns.cloudflare.com2026-02-21 → 2026-03-09 · 3 obs

○ 2018-07-19 00:48:56
● 2026-02-21 18:27:34
● 2026-03-09 13:09:46

○NSns-1212.awsdns-23.org2015-08-15 → 2018-07-19 · 4 obs

● 2015-08-15 12:05:58
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○NSns-1623.awsdns-10.co.uk2015-08-15 → 2018-07-19 · 4 obs

● 2015-08-15 12:05:58
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○NSns-431.awsdns-53.com2015-08-15 → 2018-07-19 · 4 obs

● 2015-08-15 12:05:58
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○NSns-771.awsdns-32.net2015-08-15 → 2018-07-19 · 4 obs

● 2015-08-15 12:05:58
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

●NSserena.ns.cloudflare.com2026-02-21 → 2026-03-09 · 3 obs

○ 2018-07-19 00:48:56
● 2026-02-21 18:27:34
● 2026-03-09 13:09:46

●MXin1-smtp.messagingengine.com2026-02-21 → 2026-03-09 · 2 obs

● 2026-02-21 18:27:34
● 2026-03-09 13:09:46

●MXin2-smtp.messagingengine.com2026-02-21 → 2026-03-09 · 2 obs

● 2026-02-21 18:27:34
● 2026-03-09 13:09:46

●A104.21.58.1792026-02-21 → 2026-03-09 · 7 obs

○ 2018-07-19 00:48:56
● 2026-02-21 18:27:34
● 2026-02-23 03:18:30
○ 2026-02-24 21:19:42
● 2026-03-04 17:00:52
○ 2026-03-04 23:05:38
● 2026-03-09 13:09:46

●A172.67.162.1052026-02-21 → 2026-03-09 · 7 obs

○ 2018-07-19 00:48:56
● 2026-02-21 18:27:34
● 2026-02-23 03:18:30
○ 2026-02-24 21:19:42
● 2026-03-04 17:00:52
○ 2026-03-04 23:05:38
● 2026-03-09 13:09:46

○A188.114.96.02026-02-24 → 2026-03-04 · 5 obs

○ 2026-02-23 03:18:30
● 2026-02-24 21:19:42
○ 2026-03-04 17:00:52
● 2026-03-04 23:05:38
○ 2026-03-09 13:09:46

○A188.114.97.02026-02-24 → 2026-03-04 · 5 obs

○ 2026-02-23 03:18:30
● 2026-02-24 21:19:42
○ 2026-03-04 17:00:52
● 2026-03-04 23:05:38
○ 2026-03-09 13:09:46

●A2606:4700:3031::6815:3ab32026-02-21 → 2026-03-09 · 7 obs

○ 2018-07-19 00:48:56
● 2026-02-21 18:27:34
● 2026-02-23 03:18:30
○ 2026-02-24 21:19:42
● 2026-03-04 17:00:52
○ 2026-03-04 23:05:38
● 2026-03-09 13:09:46

●A2606:4700:3036::ac43:a2692026-02-21 → 2026-03-09 · 7 obs

○ 2018-07-19 00:48:56
● 2026-02-21 18:27:34
● 2026-02-23 03:18:30
○ 2026-02-24 21:19:42
● 2026-03-04 17:00:52
○ 2026-03-04 23:05:38
● 2026-03-09 13:09:46

○A2a06:98c1:3120::2026-02-24 → 2026-03-04 · 5 obs

○ 2026-02-23 03:18:30
● 2026-02-24 21:19:42
○ 2026-03-04 17:00:52
● 2026-03-04 23:05:38
○ 2026-03-09 13:09:46

○A2a06:98c1:3121::2026-02-24 → 2026-03-04 · 5 obs

○ 2026-02-23 03:18:30
● 2026-02-24 21:19:42
○ 2026-03-04 17:00:52
● 2026-03-04 23:05:38
○ 2026-03-09 13:09:46

○A52.219.20.192018-07-19 → 2018-07-19 · 4 obs

○ 2016-11-25 07:00:24
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○A52.219.20.232018-07-19 → 2018-07-19 · 4 obs

○ 2016-11-25 07:00:24
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○A52.219.20.472018-07-19 → 2018-07-19 · 4 obs

○ 2016-11-25 07:00:24
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○A52.219.24.232018-07-19 → 2018-07-19 · 4 obs

○ 2016-11-25 07:00:24
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○A52.219.24.352018-07-19 → 2018-07-19 · 4 obs

○ 2016-11-25 07:00:24
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○A52.219.24.502018-07-19 → 2018-07-19 · 4 obs

○ 2016-11-25 07:00:24
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○A52.219.24.822018-07-19 → 2018-07-19 · 4 obs

○ 2016-11-25 07:00:24
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○A52.219.28.502018-07-19 → 2018-07-19 · 4 obs

○ 2016-11-25 07:00:24
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○A54.231.235.262016-05-07 → 2016-05-07 · 4 obs

○ 2016-04-28 16:09:38
● 2016-05-07 10:54:54
○ 2016-08-10 12:59:02
○ 2026-03-09 13:09:46

○A54.231.235.72015-11-03 → 2015-11-03 · 4 obs

○ 2015-08-15 12:05:58
● 2015-11-03 16:13:38
○ 2016-01-29 18:20:32
○ 2026-03-09 13:09:46

○A54.231.235.702015-08-15 → 2016-01-31 · 4 obs

● 2015-08-15 12:05:58
● 2016-01-31 02:25:30
○ 2016-02-05 13:46:06
○ 2026-03-09 13:09:46

○A54.231.235.742015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 12:05:58
○ 2018-07-19 00:48:56
○ 2026-03-09 13:09:46

○A54.231.235.782016-04-28 → 2016-04-28 · 4 obs

○ 2016-02-05 13:46:06
● 2016-04-28 16:09:38
○ 2016-05-07 10:54:54
○ 2026-03-09 13:09:46

○A54.231.235.862016-01-29 → 2016-01-29 · 4 obs

○ 2015-11-03 16:13:38
● 2016-01-29 18:20:32
○ 2016-01-31 02:25:30
○ 2026-03-09 13:09:46

○A54.231.236.152015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 12:05:58
○ 2018-07-19 00:48:56
○ 2026-03-09 13:09:46

○A54.231.236.32016-02-05 → 2016-02-05 · 4 obs

○ 2016-01-31 02:25:30
● 2016-02-05 13:46:06
○ 2016-04-28 16:09:38
○ 2026-03-09 13:09:46

○A54.231.236.382016-11-15 → 2016-11-15 · 4 obs

○ 2016-08-10 12:59:02
● 2016-11-15 13:20:00
○ 2016-11-25 07:00:24
○ 2026-03-09 13:09:46

○A54.231.236.662015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 12:05:58
○ 2018-07-19 00:48:56
○ 2026-03-09 13:09:46

○A54.231.236.782016-08-10 → 2016-08-10 · 4 obs

○ 2016-05-07 10:54:54
● 2016-08-10 12:59:02
○ 2016-11-15 13:20:00
○ 2026-03-09 13:09:46

○A54.231.236.822015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 12:05:58
○ 2015-11-03 16:13:38
○ 2026-03-09 13:09:46

○A54.231.236.862016-11-25 → 2016-11-25 · 4 obs

○ 2016-11-15 13:20:00
● 2016-11-25 07:00:24
○ 2018-07-19 00:48:56
○ 2026-03-09 13:09:46

○A54.231.237.192015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 12:05:58
○ 2018-07-19 00:48:56
○ 2026-03-09 13:09:46

○A54.231.237.262018-07-19 → 2018-07-19 · 4 obs

○ 2016-11-25 07:00:24
● 2018-07-19 00:48:56
○ 2026-02-21 18:27:34
○ 2026-03-09 13:09:46

○A54.231.237.662015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 12:05:58
○ 2018-07-19 00:48:56
○ 2026-03-09 13:09:46

○A54.231.237.782015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 12:05:58
○ 2018-07-19 00:48:56
○ 2026-03-09 13:09:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
jeffd.org	alec.ns.cloudflare.com, serena.ns.cloudflare.com	-

✅ Authoritative Response

Server: 172.64.32.220

NS records: alec.ns.cloudflare.com, serena.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1137ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.58.179, 172.67.162.105`
AAAA	2	`2606:4700:3036::ac43:a269, 2606:4700:3031::6815:3ab3`
NS	2	`alec.ns.cloudflare.com, serena.ns.cloudflare.com`
MX	2	`in1-smtp.messagingengine.com (pri: 10), in2-smtp.messagingengine.com (pri: 20)`
TXT	3	`google-site-verification=T8N2rIiE8Gnwvn1, openai-domain-verification=dv-F60yUZevVq...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alec.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

jeffd.org maps to four IP numbers: 2606:4700:3031::6815:3ab3, 2606:4700:3036::ac43:a269, 104.21.58.179 and 172.67.162.105.

Other host names, for instance zysmba.com, mail.millbrae-ca-homes-for-sale.com, golman.de, 9kbw.com and v8.voiranime.ws share IP numbers with jeffd.org.

Name Servers

Two name servers alec.ns.cloudflare.com and serena.ns.cloudflare.com handle delegation for jeffd.org.

jeffd.org uses the same name server setup as other domains, for example linou.net, s4upro.com, appkd.com, windup.net.br and tamper.io.

jeffd.org partially shares name servers with other domains; examples include m68k.club, skupinaolympic.cz, la-osa.com, startupsimplicity.com and gameonthemepark.com.

these name servers are commonly used with the name servers marvin.ns.cloudflare.com.

Host names with six IP numbers: alec.ns.cloudflare.com points to: 2606:4700:58::adf5:3b3b, 2803:f800:50::6ca2:c13b, 2a06:98c1:50::ac40:213b, 108.162.193.59, 172.64.33.59 and 173.245.59.59; serena.ns.cloudflare.com points to: 2606:4700:50::adf5:3adc, 2803:f800:50::6ca2:c0dc, 2a06:98c1:50::ac40:20dc, 108.162.192.220, 172.64.32.220 and 173.245.58.220.

Mail Servers

jeffd.org is handled by two mail servers: in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

jeffd.org has the same mail server setup as other domains, including macblog.org, chriswburke.com, hdb2.org, twigman.com and laplacier.com.

jeffd.org shares at least partially some mail servers with other domains, for instance digitalrebellion.com and pach.in.

Host names with eight IP numbers:

The host name in1-smtp.messagingengine.com points to 103.168.172.216, 103.168.172.217, 103.168.172.218, 103.168.172.219, 103.168.172.220, 103.168.172.221, 103.168.172.222 and 103.168.172.223.

Host names with four IP numbers:

The host name in2-smtp.messagingengine.com points to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

jeffd.org - robtex.com

jeffd.org

org

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`jeffd.org`

`org`