`psfcsv10.psfc.mit.edu`

DNSSEC	⚠️ Not signed
A	198.125.176.220^{🇺🇸 ESNET-EAST198.124.0.0/14 Energy Sciences Network}
		PTR	`psfcsv10.psfc.mit.edu`

`psfc.mit.edu`

	DNSSEC	⚠️ Not signed
	A	10.100.0.4
	A	198.125.176.0^{🇺🇸 ESNET-EAST198.124.0.0/14 Energy Sciences Network}
	A	198.125.177.103^{🇺🇸 ESNET-EAST198.124.0.0/14 Energy Sciences Network}
	A	198.125.177.108^{🇺🇸 ESNET-EAST198.124.0.0/14 Energy Sciences Network}
	A	198.125.179.179^{🇺🇸 ESNET-EAST198.124.0.0/14 Energy Sciences Network}
	A	198.125.179.203^{🇺🇸 ESNET-EAST198.124.0.0/14 Energy Sciences Network}
	A	198.125.180.133^{🇺🇸 ESNET-EAST198.124.0.0/14 Energy Sciences Network}
	NS	`quicksilver.psfc.mit.edu` ⭐
	NS	`aurora.psfc.mit.edu` ⚠️ Not in parent delegation
	NS	`derek.psfc.mit.edu`
	NS	`eric.psfc.mit.edu`
	NS	`lava.psfc.mit.edu` ⚠️ Not in parent delegation
	NS	`mimic.psfc.mit.edu` ⚠️ Not in parent delegation
	MX	`psfcmail2.psfc.mit.edu` ⭐
	TXT	`v=spf1 ip4:198.125.176.0/21 ip4:198.124.216.150 ip4:18.18.166.11 ip4:198.125...`
	TXT	`google-site-verification=39jtfx3BEOw5CoKVJcVIRoy96xF6X0bEPIR_8Ipq3x4`
	SOA	`quicksilver.psfc.mit.edu`bsavage@psfc@mit.edu serial=1151730

WOT: SAFE (62/100)
WOT: SAFE (73/100)

220.176.125.198.in-addr.arpa

1 record (1 active, 0 former)

●A198.125.176.2202015-08-19 → 2026-06-05 · 2 obs

● 2015-08-19 14:34:14
● 2026-06-05 00:32:02

Zone	Nameservers	Glue
edu	l.edu-servers.net, a.edu-servers.net, c.edu-servers.net, b.edu-servers.net...	-
mit.edu	usw2.akam.net, asia1.akam.net, asia2.akam.net, use2.akam.net...	-
psfc.mit.edu	eric.psfc.mit.edu, quicksilver.psfc.mit.edu, derek.psfc.mit.edu	6 records

Server:198.125.181.222

NS records: eric.psfc.mit.edu, quicksilver.psfc.mit.edu, derek.psfc.mit.edu

⚠️ Insecure (no DNSSEC)

No DS record for mit.edu (unsigned zone)

Total: 4789ms | Queries: -

Type	Count	Sample Data
A	1	`198.125.176.220`

Total: 6

In-bailiwick: 6 (derek.psfc.mit.edu, eric.psfc.mit.edu, quicksilver.psfc.mit.edu...)

psfcsv10.psfc.mit.edu directs to one IP number, which is 198.125.176.220.