`handbook.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:5833^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:ad09^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.88.51^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.173.9^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`etta.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a9c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`etta.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`etta.ns.cloudflare.com`
		A	108.162.192.156^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	172.64.32.156^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	173.245.58.156^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
NS	`greg.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b73^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c173^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`greg.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2173^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`greg.ns.cloudflare.com`
		A	108.162.193.115^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	172.64.33.115^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	173.245.59.115^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
MX	`_dc-mx.8c2f2ae0fd93.handbook.org` ⭐
		A	192.34.55.110^{🇨🇦 ESTRUXTURE-19122192.34.55.0/24 3947751 CANADA INC. 1210-2869 BLOOR ST W Toronto ON M8X 1B3 Canada}
			PTR	`jadecanyon.entirelydigital.com`
TXT	`v=spf1 ip4:192.34.55.110 include:sme.smtpsentry.net ip4:216.71.118.124 ip4:21...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.88.51, 172.67.173.9
		IPv6 hints	2606:4700:3032::6815:5833, 2606:4700:3036::ac43:ad09
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com
SOA	`etta.ns.cloudflare.com`dns@cloudflare.com serial=2408845495

`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=1784080848

Previously MX for

handbook.org

www.handbook.org

Subdomains

www.handbook.org

Same first word

handbook.at

handbook.ca

handbook.co

handbook.ee

handbook.aero

handbook.be

handbook.de

handbook.cz

handbook.pl

handbook.tv

handbook.su

handbook.gg

handbook.company

handbook.es

handbook.nl

handbook.us

handbook.scot

handbook.net

handbook.life

handbook.com

handbook.jp

handbook.co.uk

handbook.se

handbook.me

handbook.hu

handbook.com.au

handbook.cn

handbook.co.kr

handbook.org

Similar names

hookband.com

hodobank.com

bodokhan.de

bankhood.net

hoodbank.com

bankhood.com

badokhon.com

bandookh.com

bookhand.com

DNS History

12 records (7 active, 5 former)

●NSetta.ns.cloudflare.com2026-06-05 → 2026-07-15 · 3 obs

○ 2020-04-04 02:18:30
● 2026-06-05 15:54:50
● 2026-07-15 02:24:34

●NSgreg.ns.cloudflare.com2026-06-05 → 2026-07-15 · 3 obs

○ 2020-04-04 02:18:30
● 2026-06-05 15:54:50
● 2026-07-15 02:24:34

○NSns1.olm.net2015-06-26 → 2020-04-04 · 4 obs

● 2015-06-26 23:58:44
● 2020-04-04 02:18:30
○ 2026-06-05 15:54:50
○ 2026-07-15 02:24:34

○NSns2.olm.net2015-06-26 → 2020-04-04 · 4 obs

● 2015-06-26 23:58:44
● 2020-04-04 02:18:30
○ 2026-06-05 15:54:50
○ 2026-07-15 02:24:34

●MX_dc-mx.8c2f2ae0fd93.handbook.org2026-06-05 → 2026-07-15 · 3 obs

○ 2020-04-04 02:18:30
● 2026-06-05 15:54:50
● 2026-07-15 02:24:34

○MXhandbook.org2015-06-26 → 2020-04-04 · 4 obs

● 2015-06-26 23:58:44
● 2020-04-04 02:18:30
○ 2026-06-05 15:54:50
○ 2026-07-15 02:24:34

●A104.21.88.512026-06-05 → 2026-07-15 · 3 obs

○ 2020-04-04 02:18:30
● 2026-06-05 15:54:50
● 2026-07-15 02:24:34

●A172.67.173.92026-06-05 → 2026-07-15 · 3 obs

○ 2020-04-04 02:18:30
● 2026-06-05 15:54:50
● 2026-07-15 02:24:34

○A216.71.125.22015-06-26 → 2020-04-04 · 4 obs

● 2015-06-26 23:58:44
● 2020-04-04 02:18:30
○ 2026-06-05 15:54:50
○ 2026-07-15 02:24:34

●A2606:4700:3032::6815:58332026-06-05 → 2026-07-15 · 3 obs

○ 2020-04-04 02:18:30
● 2026-06-05 15:54:50
● 2026-07-15 02:24:34

●A2606:4700:3036::ac43:ad092026-07-03 → 2026-07-15 · 3 obs

○ 2026-06-05 15:54:50
● 2026-07-03 08:41:18
● 2026-07-15 02:24:34

○A2606:4700:3037::ac43:ad092026-06-05 → 2026-06-05 · 4 obs

○ 2020-04-04 02:18:30
● 2026-06-05 15:54:50
○ 2026-07-03 08:41:18
○ 2026-07-15 02:24:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org	-
handbook.org	greg.ns.cloudflare.com, etta.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.115

NS records: greg.ns.cloudflare.com, etta.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for handbook.org (unsigned zone)

⏱️ Timing

Total: 1990ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.88.51, 172.67.173.9`
AAAA	2	`2606:4700:3036::ac43:ad09, 2606:4700:3032::6815:5833`
NS	2	`etta.ns.cloudflare.com, greg.ns.cloudflare.com`
MX	1	`_dc-mx.8c2f2ae0fd93.handbook.org (pri: 0`
TXT	1	`v=spf1 ip4:192.34.55.110 include:sme.smt`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`etta.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

www.handbook.org is delegated beneath handbook.org.

IP Addresses

handbook.org directs to four IP numbers, which are 104.21.88.51, 172.67.173.9, 2606:4700:3032::6815:5833 and 2606:4700:3036::ac43:ad09.

Two other host names, along with pro-volsk.ru, mail.getaffiliates.net and motifbet11.org, also share IP numbers with handbook.org.

Name Servers

handbook.org is delegated to two name servers: etta.ns.cloudflare.com and greg.ns.cloudflare.com.

handbook.org shares its NS records with other domains, for example dredgingcase.com, arla-online.com, korverliving.nl and two others.

There is at least partial name server overlap between handbook.org and other domains — 886622.net, absorental.ca, gagandswallow.com and two more among them.

These name servers frequently co-occur with the name servers vick.ns.cloudflare.com and adaline.ns.cloudflare.com.

DNS names with 6 IP addresses:

etta.ns.cloudflare.com resolves to 108.162.192.156, 172.64.32.156, 173.245.58.156 and 3 other IP addresses.

greg.ns.cloudflare.com resolves to 108.162.193.115, 172.64.33.115, 173.245.59.115 and 3 other IP addresses.

Mail Servers

The sole mail server for handbook.org is _dc-mx.8c2f2ae0fd93.handbook.org.

_dc-mx.8c2f2ae0fd93.handbook.org resolves to a single IP number: 192.34.55.110.

handbook.org - robtex.com

handbook.org

org

Previously MX for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`handbook.org`

`org`