openchapters.org - dns.ninja

`openchapters.org`

DNSSEC	⚠️ Not signed
A	108.86.105.122^{🇺🇸 AS7018108.64.0.0/11}
NS	`jean.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a79^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c079^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2079^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jean.ns.cloudflare.com`
		A	108.162.192.121^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
		A	172.64.32.121^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
		A	173.245.58.121^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jean.ns.cloudflare.com`
NS	`koa.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cf2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`koa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3f2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`koa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23f2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`koa.ns.cloudflare.com`
		A	108.162.195.242^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`koa.ns.cloudflare.com`
		A	162.159.44.242^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`koa.ns.cloudflare.com`
		A	172.64.35.242^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`koa.ns.cloudflare.com`
MX	`_dc-mx.eb2cf044cf8b.openchapters.org` ⭐
TXT	`v=spf1 a mx ptr include:bluehost.com ?all`
SOA	`jean.ns.cloudflare.com`dns@cloudflare.com serial=2410665549

`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=1786615251

Subdomains

mail.openchapters.org

Same first word

openchapters.herokuapp.com

openchapters.org

Similar names

spectraphone.com

estephancorp.com

the(0x706f726e)space.com

carstenhoppe.com

netshapecorp.com

techsonpaper.com

DNS History

8 records (4 active, 4 former)

●NSjean.ns.cloudflare.com2026-03-29 → 2026-08-13 · 3 obs

○ 2019-04-08 02:34:34
● 2026-03-29 18:01:48
● 2026-08-13 10:39:30

●NSkoa.ns.cloudflare.com2026-03-29 → 2026-08-13 · 3 obs

○ 2019-04-08 02:34:34
● 2026-03-29 18:01:48
● 2026-08-13 10:39:30

○NSns1.bluehost.com2015-08-03 → 2019-04-08 · 4 obs

● 2015-08-03 20:03:04
● 2019-04-08 02:34:34
○ 2026-03-29 18:01:48
○ 2026-08-13 10:39:30

○NSns2.bluehost.com2015-08-03 → 2019-04-08 · 4 obs

● 2015-08-03 20:03:04
● 2019-04-08 02:34:34
○ 2026-03-29 18:01:48
○ 2026-08-13 10:39:30

●MX_dc-mx.eb2cf044cf8b.openchapters.org2026-03-29 → 2026-08-13 · 3 obs

○ 2019-04-08 02:34:34
● 2026-03-29 18:01:48
● 2026-08-13 10:39:30

○MXmail.openchapters.org2015-08-03 → 2019-04-08 · 4 obs

● 2015-08-03 20:03:04
● 2019-04-08 02:34:34
○ 2026-03-29 18:01:48
○ 2026-08-13 10:39:30

●A108.86.105.1222026-03-29 → 2026-08-13 · 3 obs

○ 2019-04-08 02:34:34
● 2026-03-29 18:01:48
● 2026-08-13 10:39:30

○A69.89.31.2202015-08-03 → 2019-04-08 · 4 obs

● 2015-08-03 20:03:04
● 2019-04-08 02:34:34
○ 2026-03-29 18:01:48
○ 2026-08-13 10:39:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org	-
openchapters.org	koa.ns.cloudflare.com, jean.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.242

NS records: koa.ns.cloudflare.com, jean.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openchapters.org (unsigned zone)

⏱️ Timing

Total: 694ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`108.86.105.122`
NS	2	`jean.ns.cloudflare.com, koa.ns.cloudflare.com`
MX	1	`_dc-mx.eb2cf044cf8b.openchapters.org (pr`
TXT	1	`v=spf1 a mx ptr include:bluehost.com ?al`
SOA	1	`jean.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

openchapters.org serves as the parent of mail.openchapters.org.

IP Addresses

openchapters.org has exactly one IP address — 108.86.105.122.

108-86-105-122.lightspeed.tukrga.sbcglobal.net is an example of another host name that shares IP numbers with openchapters.org.

Name Servers

openchapters.org has two authoritative name servers — jean.ns.cloudflare.com and koa.ns.cloudflare.com.

The name server configuration of openchapters.org is shared with other domains, for instance emeraldhost.de, brunogblidmodel.se, brunogblidmodel.no and two others.

openchapters.org has at least partial name server overlap with other domains, such as dynamicreelsstudio.com, daeb.com.au, getmapstab.com and two others.

It is common to find these name servers paired with the name servers yichun.ns.cloudflare.com.

Hosts with 6 IP addresses each:

jean.ns.cloudflare.com points to 108.162.192.121, 172.64.32.121, 173.245.58.121 and 3 other IP addresses.

koa.ns.cloudflare.com points to 108.162.195.242, 162.159.44.242, 172.64.35.242 and 3 other IP addresses.

Mail Servers

openchapters.org uses one mail server — _dc-mx.eb2cf044cf8b.openchapters.org.