`deeplearning.cs.cmu.edu`

	CNAME	`cmu-ideel.github.io`
	DNSSEC	⚠️ Not signed
	A	2606:50c0:8000::153^{🇺🇸 Fastly2606:50c0:8000::/48 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
	A	2606:50c0:8001::153^{🇺🇸 Fastly2606:50c0:8001::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
	A	2606:50c0:8002::153^{🇺🇸 Fastly2606:50c0:8002::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
	A	2606:50c0:8003::153^{🇺🇸 Fastly2606:50c0:8003::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
	A	185.199.108.153^{🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24}
	A	185.199.109.153^{🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24}
	A	185.199.110.153^{🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24}
	A	185.199.111.153^{🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24}

`cs.cmu.edu`

	DNSSEC	⚠️ Not signed
	A	128.2.42.95^{🇺🇸 CMU-ROUTER128.2.0.0/16 RR-RC-Expedient-MOH}
	NS	`blox-dhcp.net.local.cmu.edu` ⭐
	NS	`nsauth-ib1.net.cmu.edu`
	NS	`nsauth-ib2.net.cmu.edu`
	MX	`scs-mx-11.andrew.cmu.edu` ⭐
	MX	`scs-mx-12.andrew.cmu.edu` ⭐
	MX	`scs-mx-13.andrew.cmu.edu` ⭐
	MX	`scs-mx-14.andrew.cmu.edu` ⭐
	TXT	`rkH8vbn4EvRWmxLN/Yyxc3LXFNY+14GZvOTLhnoW8s9suf1ABPdyHhnycdHWHwpvLAEEK0/P9BeQF...`
	TXT	`cisco-ci-domain-verification=60e37a5c7d18673f21c7d53e1e34f4dd6bf2d2568150893b...`
	TXT	`v=spf1 include:_spf.cmu.edu ~all`
	TXT	`MS=D604B710886A90B9028BE43267C0CC5A8BD5A228`
	SOA	`blox-dhcp.net.local.cmu.edu`host-master@andrew.cmu.edu serial=2017109822

WOT: SAFE (94/100)
WOT: SAFE (94/100)

Same first word

DNS History

3 records (1 active, 2 former)

○A128.2.217.272017-01-07 → 2017-01-07 · 3 obs

● 2017-01-07 13:06:02
○ 2026-05-09 20:46:22
○ 2026-08-11 03:51:04

●CNAMEcmu-ideel.github.io2026-05-09 → 2026-08-11 · 3 obs

○ 2017-01-07 13:06:02
● 2026-05-09 20:46:22
● 2026-08-11 03:51:04

○CNAMEwehost.web.cs.cmu.edu2017-01-07 → 2017-01-07 · 3 obs

● 2017-01-07 13:06:02
○ 2026-05-09 20:46:22
○ 2026-08-11 03:51:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
edu	d.edu-servers.net, e.edu-servers.net, b.edu-servers.net, g.edu-servers.net...	-
cmu.edu	nsauth1.net.cmu.edu, nsauth2.net.cmu.edu, nsauth3.net.cmu.edu	3 records
cs.cmu.edu	nsauth-ib1.net.cmu.edu, nsauth-ib2.net.cmu.edu	2 records

✅ Authoritative Response

Server:128.237.148.161

NS records: nsauth-ib1.net.cmu.edu, nsauth-ib2.net.cmu.edu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cs.cmu.edu (unsigned zone)

⏱️ Timing

Total: 602ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`cmu-ideel.github.io`

📌 Glue Records Collected

Total: 5

In-bailiwick: 3 (nsauth1.net.cmu.edu, nsauth2.net.cmu.edu, nsauth3.net.cmu.edu)

Out-of-bailiwick: 2 (nsauth-ib1.net.cmu.edu, nsauth-ib2.net.cmu.edu)

Analysis

IP Addresses

deeplearning.cs.cmu.edu resolves to 8 IP numbers: 185.199.108.153, 185.199.109.153, 185.199.110.153 and 5 other.

Additional host names — zest.dev, lelandwoodbury.com, saboor735.github.io and two others — share IP numbers with deeplearning.cs.cmu.edu.

deeplearning.cs.cmu.edu - robtex.com