`crcauthors.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:9b56^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:30b3^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.48.179^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.155.86^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bart.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b47^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c147^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bart.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2147^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bart.ns.cloudflare.com`
		A	108.162.193.71^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
		A	172.64.33.71^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
		A	173.245.59.71^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bart.ns.cloudflare.com`
NS	`hera.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hera.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hera.ns.cloudflare.com`
		A	108.162.192.162^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
		A	172.64.32.162^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
		A	173.245.58.162^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hera.ns.cloudflare.com`
MX	`mail.idp365.net` ⭐
		A	217.19.248.131^{🇬🇧 SAFENAMES-AS217.19.248.0/24 Safenames Datacentre}
			PTR	`redirect1.safenames.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.48.179, 172.67.155.86
		IPv6 hints	2606:4700:3035::ac43:9b56, 2606:4700:3037::6815:30b3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=206, name=cloudflare-ech.com
SOA	`bart.ns.cloudflare.com`dns@cloudflare.com serial=2410812542

`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=1785916089

Same first word

crcauthors.net

crcauthors.com

DNS History

11 records (7 active, 4 former)

●NSbart.ns.cloudflare.com2026-07-13 → 2026-08-05 · 3 obs

○ 2017-06-26 01:25:54
● 2026-07-13 10:53:18
● 2026-08-05 08:11:30

○NSdns1.idp365.net2015-07-05 → 2017-06-26 · 4 obs

● 2015-07-05 17:02:34
● 2017-06-26 01:25:54
○ 2026-07-13 10:53:18
○ 2026-08-05 08:11:30

○NSdns2.idp365.net2015-07-05 → 2017-06-26 · 4 obs

● 2015-07-05 17:02:34
● 2017-06-26 01:25:54
○ 2026-07-13 10:53:18
○ 2026-08-05 08:11:30

○NSdns3.idp365.net2015-07-05 → 2017-06-26 · 4 obs

● 2015-07-05 17:02:34
● 2017-06-26 01:25:54
○ 2026-07-13 10:53:18
○ 2026-08-05 08:11:30

●NShera.ns.cloudflare.com2026-07-13 → 2026-08-05 · 3 obs

○ 2017-06-26 01:25:54
● 2026-07-13 10:53:18
● 2026-08-05 08:11:30

●MXmail.idp365.net2015-07-05 → 2026-08-05 · 2 obs

● 2015-07-05 17:02:34
● 2026-08-05 08:11:30

●A104.21.48.1792026-07-13 → 2026-08-05 · 3 obs

○ 2017-06-26 01:25:54
● 2026-07-13 10:53:18
● 2026-08-05 08:11:30

●A172.67.155.862026-07-13 → 2026-08-05 · 3 obs

○ 2017-06-26 01:25:54
● 2026-07-13 10:53:18
● 2026-08-05 08:11:30

○A217.19.248.1322015-07-05 → 2017-06-26 · 4 obs

● 2015-07-05 17:02:34
● 2017-06-26 01:25:54
○ 2026-07-13 10:53:18
○ 2026-08-05 08:11:30

●A2606:4700:3035::ac43:9b562026-07-13 → 2026-08-05 · 3 obs

○ 2017-06-26 01:25:54
● 2026-07-13 10:53:18
● 2026-08-05 08:11:30

●A2606:4700:3037::6815:30b32026-07-13 → 2026-08-05 · 3 obs

○ 2017-06-26 01:25:54
● 2026-07-13 10:53:18
● 2026-08-05 08:11:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
crcauthors.com	bart.ns.cloudflare.com, hera.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.162

NS records: bart.ns.cloudflare.com, hera.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crcauthors.com (unsigned zone)

⏱️ Timing

Total: 113ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.155.86, 104.21.48.179`
AAAA	2	`2606:4700:3035::ac43:9b56, 2606:4700:3037::6815:30b3`
NS	2	`bart.ns.cloudflare.com, hera.ns.cloudflare.com`
MX	1	`mail.idp365.net (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bart.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

crcauthors.com has four IP addresses: 104.21.48.179, 172.67.155.86, 2606:4700:3035::ac43:9b56 and 2606:4700:3037::6815:30b3.

Among the host names that share IP numbers with crcauthors.com are www.phrealty.com, exitlakesrealty.com, ll123.com.cn and two others.

Name Servers

Two name servers handle the delegation for crcauthors.com: bart.ns.cloudflare.com and hera.ns.cloudflare.com.

crcauthors.com has the same name server delegation as a number of other domains, such as stonexpo-marmomac.com, midsouthfarmer.com, torontodesignweek.com and two more.

crcauthors.com partially shares its NS delegation with several other domains, including gladri.com, optimumbilltauth.net, alealelimited.com and two others.

These name servers often co-occur with the name servers maria.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

bart.ns.cloudflare.com resolves to 108.162.193.71, 172.64.33.71 and 173.245.59.71 among others, with 3 other IP addresses in total.

hera.ns.cloudflare.com resolves to 108.162.192.162, 172.64.32.162 and 173.245.58.162 among others, with 3 other IP addresses in total.

Mail Servers

crcauthors.com routes its mail through a single mail server, mail.idp365.net.

crcauthors.com has the same mail server arrangement as a number of other domains, for example savills.eu, j-m-mon-uterus.org, travel-insurance.co.nz and two more.

crcauthors.com partially shares its mail servers with other domains, udemyfororganizations.com and issroadshow.com being examples.

mail.idp365.net carries a single IP number, which is 217.19.248.131.

crcauthors.com - robtex.com

crcauthors.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`crcauthors.com`

`com`