johnhancockcontracting.com - robtex.com

johnhancockcontracting.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:d4e0🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::6815:2d64🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.45.100Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.212.224🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdahlia.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a59🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdahlia.ns.cloudflare.com
A2803:f800:50::6ca2:c059🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdahlia.ns.cloudflare.com
A2a06:98c1:50::ac40:2059🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdahlia.ns.cloudflare.com
A108.162.192.89🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdahlia.ns.cloudflare.com
A172.64.32.89🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdahlia.ns.cloudflare.com
A173.245.58.89🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdahlia.ns.cloudflare.com
NSsullivan.ns.cloudflare.com
A2606:4700:58::a29f:2ca1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsullivan.ns.cloudflare.com
A2803:f800:50::6ca2:c3a1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsullivan.ns.cloudflare.com
A2a06:98c1:50::ac40:23a1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsullivan.ns.cloudflare.com
A108.162.195.161🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsullivan.ns.cloudflare.com
A162.159.44.161Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsullivan.ns.cloudflare.com
A172.64.35.161🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsullivan.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.45.100, 172.67.212.224
IPv6 hints2606:4700:3030::ac43:d4e0, 2606:4700:3031::6815:2d64
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=83, name=cloudflare-ech.com
SOAdahlia.ns.cloudflare.comdns@cloudflare.com serial=2399461819

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776110072

Same first word

johnhancockcontracting.com

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSdahlia.ns.cloudflare.comsullivan.ns.cloudflare.commns01.domaincontrol.commns02.domaincontrol.comMXmailstore1.secureserver.netsmtp.secureserver.netA104.21.45.100172.67.212.2242606:4700:3030::ac43:d4e02606:4700:3031::6815:2d6466.155.35.240
●NSdahlia.ns.cloudflare.com2026-03-30 → 2026-04-13 · 3 obs
○ 2017-04-19 07:01:16
● 2026-03-30 19:58:32
● 2026-04-13 20:08:10
○NSmns01.domaincontrol.com2015-08-20 → 2017-04-19 · 4 obs
● 2015-08-20 12:05:30
● 2017-04-19 07:01:16
○ 2026-03-30 19:58:32
○ 2026-04-13 20:08:10
○NSmns02.domaincontrol.com2015-08-20 → 2017-04-19 · 4 obs
● 2015-08-20 12:05:30
● 2017-04-19 07:01:16
○ 2026-03-30 19:58:32
○ 2026-04-13 20:08:10
●NSsullivan.ns.cloudflare.com2026-03-30 → 2026-04-13 · 3 obs
○ 2017-04-19 07:01:16
● 2026-03-30 19:58:32
● 2026-04-13 20:08:10
○MXmailstore1.secureserver.net2015-08-20 → 2017-04-19 · 4 obs
● 2015-08-20 12:05:30
● 2017-04-19 07:01:16
○ 2026-03-30 19:58:32
○ 2026-04-13 20:08:10
○MXsmtp.secureserver.net2015-08-20 → 2017-04-19 · 4 obs
● 2015-08-20 12:05:30
● 2017-04-19 07:01:16
○ 2026-03-30 19:58:32
○ 2026-04-13 20:08:10
●A104.21.45.1002026-03-30 → 2026-04-13 · 3 obs
○ 2017-04-19 07:01:16
● 2026-03-30 19:58:32
● 2026-04-13 20:08:10
●A172.67.212.2242026-03-30 → 2026-04-13 · 3 obs
○ 2017-04-19 07:01:16
● 2026-03-30 19:58:32
● 2026-04-13 20:08:10
●A2606:4700:3030::ac43:d4e02026-03-30 → 2026-04-13 · 3 obs
○ 2017-04-19 07:01:16
● 2026-03-30 19:58:32
● 2026-04-13 20:08:10
●A2606:4700:3031::6815:2d642026-03-30 → 2026-04-13 · 3 obs
○ 2017-04-19 07:01:16
● 2026-03-30 19:58:32
● 2026-04-13 20:08:10
○A66.155.35.2402015-08-20 → 2017-04-19 · 4 obs
● 2015-08-20 12:05:30
● 2017-04-19 07:01:16
○ 2026-03-30 19:58:32
○ 2026-04-13 20:08:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
johnhancockcontracting.comdahlia.ns.cloudflare.com, sullivan.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.89

NS records: dahlia.ns.cloudflare.com, sullivan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for johnhancockcontracting.com (unsigned zone)

⏱️ Timing

Total: 254ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.45.100, 172.67.212.224
AAAA22606:4700:3030::ac43:d4e0, 2606:4700:3031::6815:2d64
NS2dahlia.ns.cloudflare.com, sullivan.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dahlia.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by johnhancockcontracting.com: 2606:4700:3030::ac43:d4e0, 2606:4700:3031::6815:2d64, 104.21.45.100 and 172.67.212.224.

other host names including buzzinnovators.com, mbmm.com.br, shopsri.com, connectfreelance.ae and fondationpourlecole.org share IP numbers with johnhancockcontracting.com.

Name Servers

johnhancockcontracting.com is delegated to two name servers dahlia.ns.cloudflare.com and sullivan.ns.cloudflare.com.

johnhancockcontracting.com shares the same name server setup as other domains, for instance slmmsg.com, taosdirectory.com, tourusa.org, marcodosantos.com and hymac.org.

johnhancockcontracting.com at least partially shares name servers with other domains, for instance vip6fanc.xyz, sdtianyue.cn, geldrixsurgeappsolution.com, jakartamrt.com and dux-istra.com.

These name servers are commonly used with aldo.ns.cloudflare.com, arely.ns.cloudflare.com and jaime.ns.cloudflare.com.

Host names with six IP numbers:

Host name dahlia.ns.cloudflare.com points to: 2606:4700:50::adf5:3a59, 2803:f800:50::6ca2:c059, 2a06:98c1:50::ac40:2059, 108.162.192.89, 172.64.32.89 and 173.245.58.89.

Host name sullivan.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca1, 2803:f800:50::6ca2:c3a1, 2a06:98c1:50::ac40:23a1, 108.162.195.161, 162.159.44.161 and 172.64.35.161.