One of the few things on the internet that's not instant, I made a shell script that just checks a bunch of DNS servers to see if they have the new IP.

read more us.txt
eg.txt
in.txt
ng.txt
tr.txt 
#!/bin/bash

DOMAINTOTEST="www.uncclassfinder.com"
EXPECTEDIP="162.243.230.190"

LISTOFDNSSERVERS=(64.34.29.20)
numberChecked=0
numberCorrect=0

while read DNSSERVER; do
	serverResponse=$(dig server=$DNSSERVER $DOMAINTOTEST)
	#IFS="ANSWER SECTION:" read -r secondHalfOfOutput testing <<<"$serverResponse". this matches any character in answersection
	#echo $serverResponse
	#bar=(`echo $serverResponse | tr 'ANSWER' '\n'`)
	secondHalfOfOutput=${serverResponse##*'ANSWER SECTION:'}
	areaOfInterest="${secondHalfOfOutput%%;;*}"
	justtheIP=${areaOfInterest##*'A'}
	if [ $justtheIP = $EXPECTEDIP ]
	then
		numberCorrect=$[numberCorrect+1]
		numberChecked=$[numberChecked+1]
	else
		numberChecked=$[numberChecked+1]
		printf "Incorrect for server: %s \n" $DNSSERVER
	fi
	printf "%s / %s \n" $numberCorrect $numberChecked


done <us.txt