reference.org - dns.ninja

`reference.org`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3035::6815:768^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:821d^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.104^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.29^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chad.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b52^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c152^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chad.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2152^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chad.ns.cloudflare.com`
		A	108.162.193.82^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
		A	172.64.33.82^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
		A	173.245.59.82^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chad.ns.cloudflare.com`
NS	`dora.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a6c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dora.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dora.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dora.ns.cloudflare.com`
		A	108.162.192.108^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dora.ns.cloudflare.com`
		A	172.64.32.108^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dora.ns.cloudflare.com`
		A	173.245.58.108^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dora.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽⁵⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`google-site-verification=ahKr4SLO5EF3CSArsLrSxFBiglSjvK9iYJY6mB0mhJ0`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.104, 172.67.130.29
		IPv6 hints	2606:4700:3035::6815:768, 2606:4700:3036::ac43:821d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=188, name=cloudflare-ech.com
SOA	`chad.ns.cloudflare.com`dns@cloudflare.com serial=2409782569

`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=1784840163

📈 Tranco rank: #80,281

Same first word

Similar names

refernece.com

refeernce.com

DNS History

23 records (11 active, 12 former)

●NSchad.ns.cloudflare.com2026-02-18 → 2026-07-23 · 3 obs

○ 2018-06-08 07:39:18
● 2026-02-18 03:22:22
● 2026-07-23 21:36:04

○NSdawn.ns.cloudflare.com2015-08-22 → 2016-12-26 · 4 obs

● 2015-08-22 11:21:20
● 2016-12-26 00:41:14
○ 2018-06-08 07:39:18
○ 2026-07-23 21:36:04

●NSdora.ns.cloudflare.com2026-02-18 → 2026-07-23 · 3 obs

○ 2018-06-08 07:39:18
● 2026-02-18 03:22:22
● 2026-07-23 21:36:04

○NSns27.domaincontrol.com2018-06-08 → 2018-06-08 · 4 obs

○ 2016-12-26 00:41:14
● 2018-06-08 07:39:18
○ 2026-02-18 03:22:22
○ 2026-07-23 21:36:04

○NSns28.domaincontrol.com2018-06-08 → 2018-06-08 · 4 obs

○ 2016-12-26 00:41:14
● 2018-06-08 07:39:18
○ 2026-02-18 03:22:22
○ 2026-07-23 21:36:04

○NStodd.ns.cloudflare.com2015-08-22 → 2016-12-26 · 4 obs

● 2015-08-22 11:21:20
● 2016-12-26 00:41:14
○ 2018-06-08 07:39:18
○ 2026-07-23 21:36:04

●MXalt1.aspmx.l.google.com2018-06-08 → 2026-07-23 · 3 obs

○ 2016-12-26 00:41:14
● 2018-06-08 07:39:18
● 2026-07-23 21:36:04

●MXalt2.aspmx.l.google.com2018-06-08 → 2026-07-23 · 3 obs

○ 2016-12-26 00:41:14
● 2018-06-08 07:39:18
● 2026-07-23 21:36:04

●MXaspmx.l.google.com2018-06-08 → 2026-07-23 · 3 obs

○ 2016-12-26 00:41:14
● 2018-06-08 07:39:18
● 2026-07-23 21:36:04

●MXaspmx2.googlemail.com2018-06-08 → 2026-07-23 · 3 obs

○ 2016-12-26 00:41:14
● 2018-06-08 07:39:18
● 2026-07-23 21:36:04

●MXaspmx3.googlemail.com2018-06-08 → 2026-07-23 · 3 obs

○ 2016-12-26 00:41:14
● 2018-06-08 07:39:18
● 2026-07-23 21:36:04

○MXmx.zohomail.com2015-08-22 → 2016-12-26 · 4 obs

● 2015-08-22 11:21:20
● 2016-12-26 00:41:14
○ 2018-06-08 07:39:18
○ 2026-07-23 21:36:04

○MXmx2.zohomail.com2015-08-22 → 2016-12-26 · 4 obs

● 2015-08-22 11:21:20
● 2016-12-26 00:41:14
○ 2018-06-08 07:39:18
○ 2026-07-23 21:36:04

●A104.21.7.1042026-02-18 → 2026-07-23 · 3 obs

○ 2018-06-08 07:39:18
● 2026-02-18 03:22:22
● 2026-07-23 21:36:04

○A104.28.30.892015-08-22 → 2016-12-26 · 4 obs

● 2015-08-22 11:21:20
● 2016-12-26 00:41:14
○ 2018-06-08 07:39:18
○ 2026-07-23 21:36:04

○A104.28.31.892015-08-22 → 2016-12-26 · 4 obs

● 2015-08-22 11:21:20
● 2016-12-26 00:41:14
○ 2018-06-08 07:39:18
○ 2026-07-23 21:36:04

●A172.67.130.292026-02-18 → 2026-07-23 · 3 obs

○ 2018-06-08 07:39:18
● 2026-02-18 03:22:22
● 2026-07-23 21:36:04

○A2400:cb00:2048:1::681c:1e592015-08-22 → 2016-12-26 · 4 obs

● 2015-08-22 11:21:20
● 2016-12-26 00:41:14
○ 2018-06-08 07:39:18
○ 2026-07-23 21:36:04

○A2400:cb00:2048:1::681c:1f592015-08-22 → 2016-12-26 · 4 obs

● 2015-08-22 11:21:20
● 2016-12-26 00:41:14
○ 2018-06-08 07:39:18
○ 2026-07-23 21:36:04

○A2606:4700:3030::ac43:821d2026-02-18 → 2026-06-15 · 5 obs

○ 2018-06-08 07:39:18
● 2026-02-18 03:22:22
● 2026-06-15 10:28:28
○ 2026-06-18 19:54:56
○ 2026-07-23 21:36:04

●A2606:4700:3035::6815:7682026-06-18 → 2026-07-23 · 3 obs

○ 2026-06-15 10:28:28
● 2026-06-18 19:54:56
● 2026-07-23 21:36:04

●A2606:4700:3036::ac43:821d2026-06-18 → 2026-07-23 · 3 obs

○ 2026-06-15 10:28:28
● 2026-06-18 19:54:56
● 2026-07-23 21:36:04

○A2606:4700:3037::6815:7682026-02-18 → 2026-06-15 · 5 obs

○ 2018-06-08 07:39:18
● 2026-02-18 03:22:22
● 2026-06-15 10:28:28
○ 2026-06-18 19:54:56
○ 2026-07-23 21:36:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
reference.org	chad.ns.cloudflare.com, dora.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.82

NS records: chad.ns.cloudflare.com, dora.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 510ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.130.29, 104.21.7.104`
AAAA	2	`2606:4700:3035::6815:768, 2606:4700:3036::ac43:821d`
NS	2	`chad.ns.cloudflare.com, dora.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...`
TXT	2	`google-site-verification=ahKr4SLO5EF3CSA, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chad.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

reference.org has four IP addresses: 104.21.7.104, 172.67.130.29, 2606:4700:3035::6815:768 and 2606:4700:3036::ac43:821d.

www.obesitycontrolcenter.com, kstc0512.com, hanse-merkur-reiseversicherung.de and two other host names share IP numbers with reference.org.

Name Servers

reference.org is delegated to two name servers: chad.ns.cloudflare.com and dora.ns.cloudflare.com.

reference.org uses the same name servers as several other domains — among them sphere-deep.com, aebett.com, scouts.org.ar and two more.

reference.org shares at least some of its name servers with other domains, including bluechipmarketing.com, topserialeturcesti.org, swiss-watch.top and two others.

Hostnames that resolve to 6 IP addresses:

chad.ns.cloudflare.com resolves to 108.162.193.82, 172.64.33.82, 173.245.59.82 and 3 other IP addresses.

dora.ns.cloudflare.com resolves to 108.162.192.108, 172.64.32.108, 173.245.58.108 and 3 other IP addresses.

Mail Servers

Mail for reference.org is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

reference.org has at least partial mail server overlap with other domains such as trhx.com, ns500731.ns500754.ns500742.ns500704.ns500688.ns500705.ns500688.ns500688.ns500291.ns500649.tenderladiesbz.com, ns500734.ns500734.ns500699.ns500734.ns500699.ns500699.ns500693.ns500699.ns500588.ns500588.ns500693.ns500588.ns500699.ns500693.ns500588.ns500110.dtrkdll.com and two more.

These mail servers commonly co-occur with mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt4.aspmx.l.google.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx2.googlemail.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com points to 172.253.63.27 and 2607:f8b0:4004:c21::1a.

alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

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

aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 108.177.123.26 IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 2a00:1450:400b:c02::1a IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 172.253.116.27 IP addresses.