`peterkolchinsky.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:1f0c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:ae9f^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.31.12^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.174.159^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rachel.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ad7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rachel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rachel.ns.cloudflare.com`
		A	108.162.192.215^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
		A	172.64.32.215^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
		A	173.245.58.215^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rachel.ns.cloudflare.com`
NS	`terin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bec^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ec^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`terin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ec^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`terin.ns.cloudflare.com`
		A	108.162.193.236^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terin.ns.cloudflare.com`
		A	172.64.33.236^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terin.ns.cloudflare.com`
		A	173.245.59.236^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`terin.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.31.12, 172.67.174.159
		IPv6 hints	2606:4700:3033::6815:1f0c, 2606:4700:3037::ac43:ae9f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=97, name=cloudflare-ech.com
SOA	`rachel.ns.cloudflare.com`dns@cloudflare.com serial=2399403522

`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=1776959351

Same first word

peterkolchinsky.com

DNS History

12 records (6 active, 6 former)

○NSdns022.c.register.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 18:55:28
○ 2026-03-12 01:00:28
○ 2026-04-23 16:19:24

○NSdns083.d.register.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 18:55:28
○ 2026-03-12 01:00:28
○ 2026-04-23 16:19:24

○NSdns132.b.register.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 18:55:28
○ 2026-03-12 01:00:28
○ 2026-04-23 16:19:24

○NSdns235.a.register.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 18:55:28
○ 2026-03-12 01:00:28
○ 2026-04-23 16:19:24

●NSrachel.ns.cloudflare.com2026-03-12 → 2026-04-23 · 3 obs

○ 2019-12-15 18:55:28
● 2026-03-12 01:00:28
● 2026-04-23 16:19:24

●NSterin.ns.cloudflare.com2026-03-12 → 2026-04-23 · 3 obs

○ 2019-12-15 18:55:28
● 2026-03-12 01:00:28
● 2026-04-23 16:19:24

●A104.21.31.122026-03-12 → 2026-04-23 · 3 obs

○ 2019-12-15 18:55:28
● 2026-03-12 01:00:28
● 2026-04-23 16:19:24

●A172.67.174.1592026-03-12 → 2026-04-23 · 3 obs

○ 2019-12-15 18:55:28
● 2026-03-12 01:00:28
● 2026-04-23 16:19:24

○A198.185.159.1442019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 18:55:28
○ 2026-03-12 01:00:28
○ 2026-04-23 16:19:24

○A208.91.197.1322026-03-12 → 2026-04-23 · 2 obs

○ 2026-03-12 01:00:28
○ 2026-04-23 16:19:24

●A2606:4700:3033::6815:1f0c2026-03-12 → 2026-04-23 · 3 obs

○ 2019-12-15 18:55:28
● 2026-03-12 01:00:28
● 2026-04-23 16:19:24

●A2606:4700:3037::ac43:ae9f2026-03-12 → 2026-04-23 · 3 obs

○ 2019-12-15 18:55:28
● 2026-03-12 01:00:28
● 2026-04-23 16:19:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net...	-
peterkolchinsky.com	terin.ns.cloudflare.com, rachel.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.236

NS records: terin.ns.cloudflare.com, rachel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for peterkolchinsky.com (unsigned zone)

⏱️ Timing

Total: 125ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.31.12, 172.67.174.159`
AAAA	2	`2606:4700:3033::6815:1f0c, 2606:4700:3037::ac43:ae9f`
NS	2	`rachel.ns.cloudflare.com, terin.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rachel.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

peterkolchinsky.com points to four IP numbers: 2606:4700:3033::6815:1f0c, 2606:4700:3037::ac43:ae9f, 104.21.31.12 and 172.67.174.159.

Other host names, for instance exa-informatics.com, mms-cardstream.com, 18355.net, libertyfleet.com and byoxxapgnfhdt.site share IP numbers with peterkolchinsky.com.

Name Servers

Delegation for peterkolchinsky.com rests with two name servers, rachel.ns.cloudflare.com and terin.ns.cloudflare.com.

peterkolchinsky.com shares the same name server setup as other domains, including humrro.org, sodistilling.com, worthlawoffices.com, halalin.co.id and scheurich.me.

peterkolchinsky.com at least partially shares name servers with other domains, for instance igu.ac.in, bhbet3.com, dleserveri.info, freeclassifiedasia.com and origin.lancargo.com.

These name servers are commonly used with izabella.ns.cloudflare.com and harmony.ns.cloudflare.com.

Host names with six IP numbers: rachel.ns.cloudflare.com points to: 2606:4700:50::adf5:3ad7, 2803:f800:50::6ca2:c0d7, 2a06:98c1:50::ac40:20d7, 108.162.192.215, 172.64.32.215 and 173.245.58.215. terin.ns.cloudflare.com points to: 2606:4700:58::adf5:3bec, 2803:f800:50::6ca2:c1ec, 2a06:98c1:50::ac40:21ec, 108.162.193.236, 172.64.33.236 and 173.245.59.236.

peterkolchinsky.com - robtex.com